DE69131380D1
(en )
1999-07-29
MONITORING OF GAS-INSULATED SUBSTATIONS
GB2160667B
(en )
1988-01-13
Measuring circuit and method for power distribution equipment
DE3574437D1
(en )
1989-12-28
Process and device for suppressing resonance effects within the ac converter of an ac voltage network in a hvdc transmission device
EP0268137A3
(en )
1989-04-12
Metal-clad switchgear and method of cooling thereof
GB2233850B
(en )
1993-12-01
Voltage to absolute value current converter
HU896138D0
(en )
1990-02-28
Method and equipment for determining switching current function of loads connected to alternating current network
IT8324305A1
(en )
1985-06-21
METHOD AND EQUIPMENT FOR THE TRANSFORMATION OF DIRECT CURRENT OR ALTERNATING CURRENT AT LOW FREQUENCY
DE3566337D1
(en )
1988-12-22
Method and apparatus to determine a synchronization signal taking the voltage phases of an electric network as a basis
GB2154080B
(en )
1987-08-19
Circuit breakers for direct and alternating current
GB2238674B
(en )
1994-03-16
Improved zero voltage switching AC relay circuit
GB9028091D0
(en )
1991-02-13
Electrical operation of load
BR9006312A
(en )
1991-09-24
AC CURRENT CONTACTOR
IL73207A
(en )
1988-12-30
Fault detection circuit for ac loads
EP0428993A3
(en )
1991-09-11
Method of using oxide superconducting conductor
CS274735B2
(en )
1991-10-15
Method of stabilized alternating voltage generation and equipment for this method realization
EP0288642A3
(en )
1989-12-06
Real load unbalance protection circuit and method
GB8619388D0
(en )
1986-09-17
Switching electrical loads
GB2185357B
(en )
1989-10-25
An inhibitable static switch for an ac electric circuit including an inductive load
EP0707216A3
(en )
1996-09-25
Method and clip-on current probe for determining the compensation capacity of an electrical network
SU1546920A1
(en )
1990-02-28
Method of determining parameters of insulation of three-phase power network
DE3469653D1
(en )
1988-04-07
Method for parallel connection of electric synchronous machines and/or electric 3 phase networks
CS881386A1
(en )
1989-07-12
Connection of zero voltage network switch
PL134350B2
(en )
1985-08-31
Network for measurement of overload parameters of thyristors and diodes
PL265225A1
(en )
1988-11-10
Circuit arrangement for monitoring presence and sequence of phases in three-phase power supply network
PL261875A1
(en )
1988-06-23
System for measurement of power network voltage frequency