CN104752112A - Modularized Electric Appliance - Google Patents
Modularized Electric Appliance Download PDFInfo
- Publication number
- CN104752112A CN104752112A CN201410759136.0A CN201410759136A CN104752112A CN 104752112 A CN104752112 A CN 104752112A CN 201410759136 A CN201410759136 A CN 201410759136A CN 104752112 A CN104752112 A CN 104752112A
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- Prior art keywords
- analog
- terminal
- electrical appliance
- digital electrical
- face
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- 230000007246 mechanism Effects 0.000 claims description 48
- 238000004804 winding Methods 0.000 claims description 19
- 230000007547 defect Effects 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 7
- 230000009699 differential effect Effects 0.000 description 3
- 241001274660 Modulus Species 0.000 description 2
- 230000008520 organization Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
- H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
- H01H83/226—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages with differential transformer
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H83/00—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current
- H01H83/20—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition
- H01H83/22—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
- H01H83/223—Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages with bimetal elements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Breakers (AREA)
- Transformers For Measuring Instruments (AREA)
Abstract
The present invention relates to a modularized electric appliance, wherein at least one part of an annular armature of an electric mutual inductor (18) is located in a space between a first terminal (12) and a second terminal (12) existing at the upper part or lower part of the modularized electric appliance along the left-right direction.
Description
Technical field
The present invention relates to analog and digital electrical appliance.
Background technology
Known analog and digital electrical appliance is in parallelepiped-shaped generally, there is face, two main sides and extend to the side end face in another face, main side from face, a main side, the width of this electrical equipment, namely the spacing between two face, main side, equal the integral multiple of the basic width being called " modulus ", basic width is about 18 millimeters.
Also known analog and digital electrical appliance is designed to belong to a row, and wherein, described analog and digital electrical appliance is arranged in juxtaposition, and is fixed on the supporting rail of a horizontal arrangement by rear portion.
Usually, the analog and digital electrical appliance at the two poles of the earth has a top and a bottom, and upper and lower is respectively furnished with two binding posts, is a first terminal for the first electrode and second terminal for the second electrode different from the first electrode respectively.
Each binding post is configured the tooth for the exposed end section or a level distribution comb of receiving a cable.The side end face on top (upper surface) and the side end face of bottom (lower surface) respectively have two jacks usually, supply the first terminal and the second terminal insertion respectively.
When analog and digital electrical appliance should meet several functions simultaneously; such as, work the circuit breaker effect and differential protection effect that prevent short circuit and overcurrent, the quantity to be arranged on the parts in electrical equipment is relatively many simultaneously; therefore the volume of electrical equipment becomes relatively large, and namely the number of modulus width is large.
Propose, especially in french patent application 2731837 and 277110, for arranging that electric component is to make the solution of its volume minimization.
These two documents propose, and electrical equipment being subdivided into compartment, one of function of each enforcement electrical equipment, is circuit breaker effect or differential action here, and each compartment extends in one of top between terminal and the respective terminal of bottom.
Other execution mode distributing various difference in functionality in electrical equipment discriminatively is especially proposed by PCT patent application WO 98/02896, WO 98/53473 and WO 2009/071552.
Summary of the invention
The present invention aims to provide a kind of similar but simpler, more convenient and that cost is lower analog and digital electrical appliance.
For this reason, the present invention proposes a kind of analog and digital electrical appliance, in parallelepiped shape generally, there is face, two main sides, and side end face, side end face extends to another face, main side from one of face, main side, the width of described analog and digital electrical appliance, namely the spacing between face, two main sides, equal the integral multiple of the preset distance being called modulus, the upper and lower of described analog and digital electrical appliance is each has two binding posts, be respectively for the first terminal of the first electrode and the second terminal for second electrode different from the first electrode, each described binding post exposed end section or level be configured for receiving cable distributes a tooth of comb, the side end face on top or the side end face of bottom is each has two jacks, supply the first terminal and the second terminal insertion respectively,
The feature of described analog and digital electrical appliance is, in the space at least partially between the described the first terminal of one of described bottom and top being present in analog and digital electrical appliance in left-right direction and described second terminal of the annular armature of electricity instrument transformer, one of the described bottom of described analog and digital electrical appliance and top are called the first wiring part below.
Contrary with the electrical equipment described in former analog and digital electrical appliance, especially above-mentioned document, can't help the first terminal and the second terminal according to the wiring part of electrical equipment of the present invention to occupy completely, but also there is the annular armature of electric instrument transformer or toroid at least partially.
This usual bulky parts are arranged in until now all for the fact in the wiring part of the first terminal and the second terminal, mean for the first terminal and the second terminal location and be furnished with some constraints, but allow to make way in other region of electrical equipment.
Therefore, other larger parts of volume ratio can be had according to electrical equipment of the present invention.
The superiority that person provides especially is to avoid making these other excessive parts microminiaturized, namely reduce performance, and/or the assembling of electrical equipment becomes overcomplicated.
Therefore, simple especially according to electrical equipment of the present invention, convenient and cost is low.
Favourable feature according to implementing:
Another of the described bottom of-analog and digital electrical appliance and top, after be called the second wiring part, the spacing between two jack is less than the spacing between two jacks of the first wiring part;
The described the first terminal of-described second wiring part and described second terminal are configured the exposed end section for receiving cable, the maximum cross-section of the exposed end section of described cable be greater than the first terminal of the first wiring part and the second terminal be configured for maximum cross-section;
-described annular armature along described analog and digital electrical appliance rear-front is to axial orientation;
-described electric instrument transformer has two windings, and each winding is formed by a wire, and the one end portion of wire is not connected to the first terminal and second terminal of described first wiring part;
-described analog and digital electrical appliance has thermal tripping mechanism on the right of described annular armature and the left side, and the second end of each winding is connected to a corresponding thermal tripping mechanism in described thermal tripping mechanism;
-described electric instrument transformer is the instrument transformer detecting differential defect;
Another in the described bottom of-described analog and digital electrical appliance and top, after be called the second wiring part, its first terminal and the second terminal is each is disposed in above arc control device and magnetic tripping mechanism;
-described arc control device are disposed in after magnetic tripping mechanism;
-described analog and digital electrical appliance has sensitive relay, in the space between the magnetic tripping mechanism of described sensitive relay below the first terminal being present in the second wiring part along L-R direction and the magnetic tripping mechanism below the second terminal of the second wiring part;
-described analog and digital electrical appliance has locking device, and described locking device has the sub-component for coordinating with movable contact below each arc control device, and has another sub-component for coordinating with described sensitive relay between described sub-component; And/or
-described analog and digital electrical appliance forms the bipolar differential circuit breaker with two guard electrodes of two modulus width.
Accompanying drawing explanation
Now, by referring to the detailed description of accompanying drawing to the embodiment provided as schematic and non-limitative example, content of the present invention is described, in accompanying drawing below:
-Fig. 1 schematically shows the controlling organization of the movable contact had according to circuit and this circuit of electrical equipment of the present invention very much;
-Fig. 2 and 3 is elevation views of this electrical equipment, is the front elevation view of this electrical equipment and right elevation view respectively, that schematically show this appliance circuit with location that the is parts of movable contact controlling organization;
-Fig. 4 is perspective view, and the front portion according to electrical equipment of the present invention, top and right side are shown in detail, and left plate and the right plate of its housing are removed;
-Fig. 5 is the view being similar to Fig. 4, but, the wherein housing of not shown electrical equipment;
-Fig. 6 is the perspective view being similar to Fig. 4, but, the bottom of electrical equipment, front portion and left side are shown;
-Fig. 7 is elevation view, and the left side according to electrical equipment of the present invention is shown, the left plate of housing is removed;
-Fig. 8 is the view being similar to Fig. 6, but the housing of electrical equipment is not illustrated;
-Fig. 9 is elevation view, and the front side of electrical equipment is shown, not shown housing;
-Figure 10 is the perspective view of some parts of the electric current between upper terminal and lower terminal by working in path of electrical equipment; And
-Figure 11 is the perspective view of some parts according to electrical equipment of the present invention, works in the differential protection that these parts obtain at this electrical equipment.
Embodiment
Electrical equipment 10 shown in the drawings is the bipolar differential circuit breakers with two protected electrodes; namely each electrode has an electric current and passes through circuit; (two protected electrodes) two by circuit each in carry out the detection (circuit breaker effect) of short circuit and overcurrent, and the difference of the current strength circulated in each is by circuit to be detected (differential action).
Electrical equipment 10 has two binding posts 11 at an upper portion thereof, has two binding posts 12 in its underpart.
The level of each an exposed end section or electricity of being arranged for receiving cable of binding post 11 and 12 distributes a tooth of comb.
Be positioned at one of the terminal 11 (top) and terminal 12 (bottom) electrode being arranged for electric equipment being positioned at left side in left side, normally one of phase, and other terminal 11 and 12 (being positioned at right side) is arranged for another electrode of electric equipment, normally another phase.
Electric current between on the left side terminal 11 and 12 comprises magnetic tripping mechanism 13, fixed contact 14, movable contact 15, thermal tripping mechanism 16 and winding 17 by circuit connected in series, forms the part of the instrument transformer 18 detecting differential defect.
Is identical by circuit between the binding post 11 and 12 on right side.
Except formed armature winding, between the terminal 11 and 12 in left side by the winding 17 of circuit and between the terminal 11 and 12 on right side by except the winding 17 of circuit, instrument transformer 18 also has secondary winding 19 and armature (magnetic circuit) 20, and armature winding 17 and secondary winding 19 are around described armature.
Here, as shown in Fig. 8 to 11, armature 20 ringwise, and has at least one part, in the space of this at least one part between two terminals 12 being present in bottom along L-R direction.
The secondary winding 19 of instrument transformer 18 is connected to sensitive relay 21 by two electric leads.
In order to control movable contact 15, electrical equipment 10 has a mechanism 22, and it is commonly referred to locking device.
The handle 23 being positioned at electrical equipment 10 outside allows manually to operate locking device 22.
Two magnetic tripping mechanisms, 13, two thermal tripping mechanisms 16 and sensitive relay 21 are configured for acting on locking device 22 where necessary.
Locking device 22 is configured as has two settling positions, be respectively off-position and bonding station, in described off-position, each with the corresponding fixed contact 14 of two movable contacts 15 keeps certain distance, at described bonding station, two movable contacts 15 are each to be rested on corresponding fixed contact 14.
Handle 23 allows manual operation locking device 22, to be transitioned into bonding station from off-position, otherwise or.
Each and sensitive relay 21 of each of two magnetic tripping mechanisms 13, two thermal tripping mechanisms 16 are configured for operating locking device 22 where necessary, to be transitioned into off-position from bonding station.
Magnetic tripping mechanism 13 acts on locking device in case of a short circuit, and when overcurrent, thermal tripping mechanism 16 works, and when differential defect, sensitive relay 21 works.
In fact, each magnetic tripping mechanism 13 is formed by a coil, and described coil is arranged around movable core, and movable core controls striker, and striker acts on locking device 22 where necessary.Each thermal tripping mechanism 16 is formed by bimetal leaf, and bimetal leaf is out of shape when the overcurrent continued, and acts on locking device 22 because of its distortion.When there is difference between the current strength circulated in the current strength and another winding 17 of the middle circulation of one of winding 17, namely when there is differential defect, sensitive relay 21 is powered by the secondary winding 19 of instrument transformer 18.When relay 21 is so powered, its driving refers to bar, refers to that bar contacts with locking device 22, to start the transition from bonding station to off-position.
In fact, locking device 22 is subdivided into three sub-components, is two each sub-components 25 for coordinating with one of movable contact 15 and a sub-component 26 for coordinating with sensitive relay 21 respectively.Sub-component 26 is disposed between two sub-components 25 along L-R direction.
In addition, two electric currents between terminal 11 and terminal 12 have arc control device 27 (Fig. 1 is not shown) by each of circuit, and arc control device are connected to fixed contact 14 and corresponding movable contact 15.
Illustrate that the structure of electrical equipment 10 and different parts are arranged in the mode in electrical equipment 10 referring now to Fig. 2 and 3.
Electrical equipment 10 is the shape of parallelepiped generally.
It has face, two main sides 30 and side end face, and side end face extends to another from one of face, main side 30, side end face and rear end face 31, lower surface 32, front end face 33 and upper surface 34.
Rear end face 31 has groove 35, (not shown) on the modularization supporting rail to make electrical equipment 10 be arranged on Ω shape profile.
Front end face 33 has nose 36 at middle position in the similar half of its length, and nose has handle 23.
Here, electrical equipment 10 is modularizations, namely except its in parallelepiped shape generally except, its width (distance between face, two main sides 30) is the multiple of the modulus value being called " modulus ", and modulus is about 18 millimeters.
Here, electrical equipment 10 has the width of two moduluses.
As mentioned above, at least one part of the annular armature 20 of instrument transformer 18 is the latter half here, in the space between two terminals 12 being present in electrical equipment 10 bottom along L-R direction.
On the contrary, electrical equipment 10 is without any in the space of parts between two terminals 11 being present in electrical equipment 10 top along L-R direction.
Arrange arc control device 27 and a magnetic tripping mechanism 13 being arranged in the space below each terminal 11, in every side, arc control device 27 are positioned at after magnetic tripping mechanism 13.
As shown in figures 2 and 5, magnetic tripping mechanism 13 is narrower than arc control device 27, and magnetic tripping mechanism is each to be positioned near one of face, main side 30.
Sensitive relay 21 be present in along L-R direction between two magnetic tripping mechanisms 13 and in space before arc control device 27
In general, arc control device 27, magnetic tripping mechanism 13 and sensitive relay 21 are arranged in same one-level.
Locking device 22 is disposed under this level, and each sub-component 25 is disposed in below arc control device 27, and sub-component 26 is arranged in below sensitive relay 21.
Each thermal tripping mechanism 16 is disposed in above and below locking device 22 of one of two terminals 12, or rather, below one of the sub-component 25 of locking device 22.
In general, as shown in Figure 3, thermal tripping mechanism 16 extends downwards and backward and tilts.
Each thermal tripping mechanism 16 is positioned near face, a main side 30.
A part for the annular armature of instrument transformer 18 is the first half here, is being present in the space between two thermal tripping mechanisms 16 along L-R direction.
In general, here, the inner space of electrical equipment 10 is subdivided into level Four, namely from bottom to top:
-the first order, it has instrument transformer 18, has one of terminal 12 and one of thermal tripping mechanism 16 in the every side of instrument transformer, and terminal 12 is positioned at below thermal tripping mechanism 16;
-the second level, it is positioned at above the first order, has locking device 22, and in locking device, sub-component 26 is arranged between two sub-components 25 along L-R direction;
-the third level, it is arranged in above the second level, has two arc control device, 27, two magnetic tripping mechanisms 13 and sensitive relay 21, two arc control device 27 are positioned at rear portion, and two magnetic tripping mechanisms 13 and sensitive relay 21 are positioned at front portion; And
-the fourth stage, it has two terminals 11 on top.
Electrical equipment 10 is illustrated in greater detail referring now to Fig. 4 to 11.
As shown in Figure 4, upper surface 34 has two jacks 37, and each jack inserts for one of terminal 11.
On nose 36, have two holes 38, each hole is inserted for the screw 39 of one of terminal 11.
Each terminal 11 (see Fig. 5) has a fixing contact chip 40 and a retainer 41 movable under screw effect.
Exposed end section to be connected or the tooth of comb are introduced in the groove seat limited by contact chip 40 and retainer 41, and the wall that screw 39 is operated to retainer 41 is abutted against facing to contact chip 40, with fastening exposed end section or tooth.
Here, should be understood that, spacing between two holes 37 of upper surface 34 is about a modulus, the groove seat limited by contact chip 40 and retainer 41 of terminal 11 be dimensioned to receiving one very electric cable with large cross-section or the conductive core line (exposed end section) of two electric cable with large cross-section or the tooth of a comb and the conductive core line of an electric cable with large cross-section.
As shown in Figure 6, lower surface 32 has two jacks 42, and each jack inserts for one of terminal 12.Have two holes 43 below nose 36, each hole is inserted for the screw 44 of one of terminal 12.
Each terminal 12 is arranged in the mode being similar to terminal 11, and namely each terminal 12 has the retainer 46 of the fixing contact chip of (see Fig. 8) 45 and an activity under the effect of screw 44; The exposed end section of cable to be connected or the tooth of comb are introduced in the groove seat limited by contact chip 45 and retainer 46, and the wall that screw 44 is operated to retainer 46 is abutted against contact chip 45, with fastening exposed end section or tooth.
Here, spacing between two jacks 42 that it should be pointed out that lower surface 32 is about one and half moduluses, and the groove seat limited by contact chip 45 and retainer 46 is dimensioned, with receive one heavy in section but be less than the conductive core line (exposed end section) of the cable of the groove seat of terminal 12.
Here, terminal 11 is dimensioned so that each receiving cable, and the electric current of 63A can be carried in the cross section that the conductive core line of described cable has, and terminal 12 is dimensioned so that each receiving cable, and the electric current of 40A can be carried in the cross section that described cable has.
Terminal 12 is less than terminal 11 and be separated from each other comparatively far away, and this is obviously because there is the armature 20 of instrument transformer 18 between terminal 12.
The minimum capacity of terminal 12 is in fact unaffected, because terminal 12 is still large must be enough to the cable that receiving one has the rated current (being 40A) of electrical equipment 10 here.
Maximum spacing between terminal 12 does not allow to use conventional level to distribute comb, the tooth pitch that conventional level is distributed between the adjacent tooth of two of comb is a modulus, but in fact, especially the terminal (being terminal 11 here) on top can distribute comb with level and coordinates, because usually such as French in some countries, be that input terminal is positioned at top.
As shown in Fig. 8 to 11, the annular armature 20 of instrument transformer 18 along electrical equipment 10 rear-front is to axial orientation.
Armature 20 has relatively large axis and stretches.
It should be noted that, left winding 17 and right winding 17 are formed by the wire coiling that cross section is larger, wire upper end (here by welding) is connected to corresponding thermal tripping mechanism 16, and lower end (here by welding) is connected to corresponding terminal 12 (especially seeing Fig. 7).
Therefore, the layout in the every side in left side and right side with the instrument transformer 18 of a terminal 12 and a thermal tripping mechanism 16 is especially easily.
It should be noted that arc control device 27 volume is comparatively large, thus larger cutout ability is provided.
It should be noted that magnetic tripping mechanism 13 has less volume on the contrary due to its rectangular configuration.To the more details of magnetic tripping mechanism 13, can refer to European patent application EP 1254475.
It should be noted that instrument transformer 18 is far away apart from arc control device 27.Therefore, instrument transformer 18 does not cause or seldom causes the magnetic perturbation affecting arc control device 27 and allow.
Especially as shown in FIG. 10 and 11, between two arc control device 27, along L-R direction, Existential Space 50 (Figure 10), space 50 allows rigid wire 51 (Figure 11) to pass through, described rigid wire 51 is parts of the test circuit of differential action, and described test circuit is manually booted by the button 52 be positioned on the front end face 33 of electrical equipment 10.
In a unshowned embodiment, instrument transformer such as 18 be not be disposed in bottom terminal 12 between, but between the terminal 11 being disposed in top.
In other embodiment unshowned, electrical equipment is another kind of type, such as, be the differential switch with thermal tripping mechanism.
In other embodiment unshowned, the instrument transformer such as 18 be configured for power separately to sensitive relay 21 (without electrical network electric energy) is substituted by the instrument transformer of another kind of type, such as providing the instrument transformer of differential defect information to the relay by mains supply, or the instrument transformer of part as the transducer of the representation signal for providing current strength in electrical equipment 10.
In a variant which is not illustrated, the layout of the parts except electric instrument transformer 18 is different, and such as, magnetic tripping mechanism such as 13 is positioned at after arc control device such as 27; And/or each by circuit, magnetic tripping mechanism such as 13 and magnetic tripping mechanism such as 16 are replaced by magnetic force thermal tripping mechanism.
In a variant which is not illustrated, electrical equipment has different width and/or some different electrodes, such as, have the four-pole electric apparatus of four modulus width, and it has four upper terminal and four lower terminal, and armature such as 20 is arranged between two terminals.
In a variant which is not illustrated, binding post 11 and 12 is differently shaped, and such as, has spring, for the exposed end section of fastening cable or the tooth of level distribution comb.
Other modification many can be determined on a case-by-case basis, and in this respect, it should be pointed out that the present invention is not limited to described and shown embodiment.
Claims (12)
1. analog and digital electrical appliance, in parallelepiped shape generally, there is face, two main sides (30), and side end face (31-34), side end face extends to another face, main side from one of face, main side (30), the width of described analog and digital electrical appliance, namely the spacing between face, two main sides (30), equal the integral multiple of the preset distance being called modulus, the upper and lower of described analog and digital electrical appliance is each has two binding posts (11, 12), be respectively for the first terminal of the first electrode and the second terminal for second electrode different from the first electrode, each described binding post exposed end section or level be configured for receiving cable distributes a tooth of comb, the side end face (34) on top or the side end face (32) of bottom is each has two jacks (37, 42), supply the first terminal and the second terminal insertion respectively,
The feature of described analog and digital electrical appliance is, the space be arranged at least partially between the described the first terminal (12) of one of the described bottom and top being present in analog and digital electrical appliance in left-right direction and described second terminal (12) of the annular armature (20) of electricity instrument transformer (18), one of the described bottom of described analog and digital electrical appliance and top are called the first wiring part below.
2. analog and digital electrical appliance according to claim 1, it is characterized in that, another of the described bottom of described analog and digital electrical appliance and top, be called the second wiring part below, the spacing between two jack (37) is less than the spacing between two jacks (42) of the first wiring part.
3. analog and digital electrical appliance according to claim 2, it is characterized in that, the described the first terminal (11) of described second wiring part and described second terminal (11) are configured the exposed end section for receiving cable, the maximum cross-section of the exposed end section of described cable be greater than the first terminal (12) of the first wiring part and the second terminal (12) be configured for maximum cross-section.
4. analog and digital electrical appliance according to any one of claim 1 to 3, is characterized in that, described annular armature (20) along described analog and digital electrical appliance rear-front is to axial orientation.
5. analog and digital electrical appliance according to any one of claim 1 to 4, it is characterized in that, described electric instrument transformer (18) has two windings (17), each winding is formed by a wire, and the one end portion of wire is not connected to the first terminal (12) and second terminal (12) of described first wiring part.
6. analog and digital electrical appliance according to claim 5, it is characterized in that, described analog and digital electrical appliance has thermal tripping mechanism (16) on the right of described annular armature (20) and the left side, and the second end of each winding (17) is connected to a corresponding thermal tripping mechanism in described thermal tripping mechanism (16).
7. analog and digital electrical appliance according to any one of claim 1 to 6, is characterized in that, described electric instrument transformer (18) is the instrument transformer detecting differential defect.
8. analog and digital electrical appliance according to any one of claim 1 to 7, it is characterized in that, another in the described bottom of described analog and digital electrical appliance and top, be called the second wiring part below, its first terminal (11) and the second terminal (11) is each is disposed in above arc control device (27) and magnetic tripping mechanism (13).
9. analog and digital electrical appliance according to claim 8, it is characterized in that, described arc control device (27) are disposed in after magnetic tripping mechanism (13).
10. analog and digital electrical appliance according to claim 8 or claim 9, it is characterized in that, described analog and digital electrical appliance has sensitive relay (21), the magnetic tripping mechanism (13) of described sensitive relay below the first terminal (11) being present in the second wiring part along L-R direction and be arranged in the second wiring part the second terminal (12) below magnetic tripping mechanism (13) between space.
11. analog and digital electrical appliances according to claim 10, it is characterized in that, described analog and digital electrical appliance has locking device (22), described locking device has the sub-component (22) for coordinating with movable contact (15) below each arc control device (27), and has another sub-component (26) for coordinating with described sensitive relay (21) between described sub-component (22).
12. analog and digital electrical appliances according to any one of claim 1 to 11, it is characterized in that, described analog and digital electrical appliance forms the bipolar differential circuit breaker with two guard electrodes of two modulus width.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1363648 | 2013-12-27 | ||
| FR1363648A FR3016078A1 (en) | 2013-12-27 | 2013-12-27 | ELECTRICAL EQUIPMENT WITH MODULAR FORMAT |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104752112A true CN104752112A (en) | 2015-07-01 |
| CN104752112B CN104752112B (en) | 2018-08-03 |
Family
ID=50483070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410759136.0A Expired - Fee Related CN104752112B (en) | 2013-12-27 | 2014-12-11 | Analog and digital electrical appliance |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2889893B1 (en) |
| CN (1) | CN104752112B (en) |
| DK (1) | DK2889893T3 (en) |
| ES (1) | ES2674136T3 (en) |
| FR (1) | FR3016078A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112951665A (en) * | 2021-03-31 | 2021-06-11 | 英特曼电工（常州）有限公司 | 2P2 modulus electromagnetic type earth leakage protection circuit breaker |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55146837A (en) * | 1979-04-12 | 1980-11-15 | Siemens Ag | Leakage breaker |
| EP0948021A1 (en) * | 1998-04-03 | 1999-10-06 | Legrand | Multipolar differential switch |
| CN102683130A (en) * | 2011-03-09 | 2012-09-19 | 上海电科电器科技有限公司 | Circuit breaker with optimized space allocation |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2626105B1 (en) * | 1988-01-20 | 1990-06-15 | Hager Electro | ELECTRICAL PROTECTION APPARATUS |
| FR2686453B1 (en) * | 1992-01-17 | 1994-04-08 | Legrand | DIFFERENTIAL SWITCH. |
| FR2731837B1 (en) | 1995-03-16 | 1997-06-06 | Legrand Sa | SINGLE POLE AND NEUTRAL DIFFERENTIAL CIRCUIT BREAKER |
| IT1283162B1 (en) | 1996-07-15 | 1998-04-07 | Gewiss Spa | AUTOMATIC MODULAR AND COMPONABLE ELECTRIC SWITCH, WITH OPTIMIZATION OF THE SPACES USED |
| IT1292339B1 (en) | 1997-05-20 | 1999-01-29 | Gewiss Spa | MOVING CONTACT ACTIVATION KINEMATICS PARTICULARLY FOR AUTOMATIC ELECTRIC SWITCHES |
| DE60005785T2 (en) | 2000-02-11 | 2004-04-29 | Bticino S.P.A. | Automatic switch with electromagnetic actuation in the event of a short circuit |
| ITMI20072278A1 (en) | 2007-12-04 | 2009-06-05 | Abb Spa | AUTOMATIC SWITCH FOR LOW VOLTAGE APPLICATIONS. |
| AU2012225034B2 (en) * | 2011-03-09 | 2016-06-09 | Seari Electric Technology Co., Ltd. | Circuit breaker for optimizing space allocation |
-
2013
- 2013-12-27 FR FR1363648A patent/FR3016078A1/en not_active Withdrawn
-
2014
- 2014-12-02 EP EP14195789.4A patent/EP2889893B1/en active Active
- 2014-12-02 ES ES14195789.4T patent/ES2674136T3/en active Active
- 2014-12-02 DK DK14195789.4T patent/DK2889893T3/en active
- 2014-12-11 CN CN201410759136.0A patent/CN104752112B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55146837A (en) * | 1979-04-12 | 1980-11-15 | Siemens Ag | Leakage breaker |
| EP0948021A1 (en) * | 1998-04-03 | 1999-10-06 | Legrand | Multipolar differential switch |
| CN102683130A (en) * | 2011-03-09 | 2012-09-19 | 上海电科电器科技有限公司 | Circuit breaker with optimized space allocation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112951665A (en) * | 2021-03-31 | 2021-06-11 | 英特曼电工（常州）有限公司 | 2P2 modulus electromagnetic type earth leakage protection circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| ES2674136T3 (en) | 2018-06-27 |
| EP2889893A1 (en) | 2015-07-01 |
| DK2889893T3 (en) | 2018-07-16 |
| EP2889893B1 (en) | 2018-04-04 |
| FR3016078A1 (en) | 2015-07-03 |
| CN104752112B (en) | 2018-08-03 |
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