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Calibration of Three Phase Energy Standard Meter

 

Three Phase Standard Meter, Model ID: SZ-03-K6

 

 

 

 

Features for Calibration of Three Phase Energy Standard Meter

 

 

 

• • High accuracy and long term stability

• • Excellent price/ performance ratio

• • Universal unit for many applications

• • Measure various kinds of electric parameters in the three-phase or single phase circuit at the same time

• • Calculate directly the reactive power makes the phase place very accurate in angle measurement Only three

• • Electric energy constants, calibration is simple, the result is reliable

• • RS232/RS485 communication interface, can be used with computer system

 

Technical Specification for Calibration of Three Phase Energy Standard Meter

 

Power supply
Voltage	AC220V
Frequency	50Hz
Max power consumption	40VA
Using condition
Environment temperature	5..40 centigrade
Relative humidity	35% ... 85%
Outside magnetic intensity	<=0.025mT
Frequency range	45Hz ... 65Hz
Test current
Range	10mA ... 120A
Error	0.05% (1 ... 20mA)(relative range full-scale value) 0.05% (20mA ... 120A)( relative measurement value)
Current display
Range	10.000mA ... 120.000A (1A,10A,100A)
Error	0.05%(relative measurement value)
Test voltage
Range	50V ... 480V (automatic range switch)
Error	0.05% (10V ... 480V) (relative measurement value)
Voltage display
Range	50.000(V) ... 480.000(V)
Error	0.05%( relative measurement value)
Power measure error
Active power	0.05 % (relative measurement value) 50 V ... 480 V?0.2 A ... 120 A
Reactive power	0.1%
Apparent power	0.1%
Test Power Factor(PF=P/S) Error	less than 0.05%
Display range	-1.00000 ... +1.00000
Miscellaneous
Dimensions(HxWxD)	131mm x 432mm x 308mm
Weight	15kg