EP0156533B1
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1991-02-06
Metering system for measuring parameters of high ac electric energy flowing in an electric conductor
PH22042A
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1988-05-13
Power supply and power monitor for electric meter
DE3478717D1
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1989-07-20
Apparatus for measuring the temperature and other parameters of an electric power conductor
GB2160667B
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1988-01-13
Measuring circuit and method for power distribution equipment
EP0205179A3
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1988-09-07
Vial for the treatment of cells in an electrical field
ZA867084B
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1987-05-27
Electronic circuit for measuring electrical energy
AU558929B2
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1987-02-12
Faraday cell for measurement of magnetic field and electric current
DE3362708D1
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1986-04-30
Electronic counter for measuring active and reactive energy in a three-phase power system
GB2194106B
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1990-07-04
Improvements in and relating to power supplies for electrical and electronic equipment
FR2625323B1
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1990-06-15
INTERFACING DEVICE FOR THE CALIBRATION OF SINGLE-PHASE AND THREE-PHASE ELECTRICAL POWER METERS
GB2170057B
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1988-09-07
Alternating-current electrical generators
YU46184A
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1987-12-31
Electronic instrument for precise measuring of active and reactive electric power at three-phase ac systems
GB8505476D0
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1985-04-03
Measuring quantity of ac electricity
PL141049B2
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1987-06-30
Method of and circuit for measuring phase angle in electric power distribution networks
GB2165363B
(en )
1989-01-18
Waveform generator and apparatus for measuring characteristics of electronic devices
PL254442A1
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1987-01-26
Method of compensation of current and/or total reactive power or selected harmonics
RO93242B1
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1988-03-31
Single-phase electronic meter for electric energy
HUT42638A
(en )
1987-07-28
Method and circuit arrangement for generating electric signal representing the instantaneous value of the voltage vector of symmetrical three-phase voltage system
GB2169817B
(en )
1988-06-08
Method of dispersing short fibres in metallic powders
PL236129A2
(en )
1983-02-28
Method of digitally measuring reactive and/or active power and system therefor
PL246240A2
(en )
1984-12-17
Circuit for measurement of instantaneous value of high ac current
GB2180354B
(en )
1988-09-28
Ac rms digital voltmeter
BG43824A1
(en )
1988-08-15
Apparatus for measuring of electric energy quantity
PL246872A1
(en )
1985-10-08
System for making active and reactive power measurements in a three-phase ac network
PL263324A1
(en )
1988-09-15
Measuring circuit for electric power measurements in ac distribution networks