Output 3 ways of separate voltage and current signal, suit for testing three phase and single phase energy meter.
High accuracy and high stability output
With RS232 interface for automatic operation
With keyboard for manual operation(optional)
2^nd-41^st harmonic, output amplitude and degree can be programmed
Aluminum alloy material, light and strong prevent corrosion
With the protect function of overload, short voltage circuit and open current circuit
Simple control software, easy for operation
The power source is accredited to conforms to EU health and safety standards with CE certificates

Technical Specifications:

Model	YCS-103-250	YCS-103-600	YCS-103-1200	YCS-103-2500
Voltage
Test voltage output (Phase-Neutral)	3×(24V – 480V) or customized
Power of the voltage output	3×100VA	3×250VA	3×500VA	3×1000VA
Resolution	Better than 0.01% of full scale value of range
Setting accuracy	Better than 0.05% at the final range value
Stability	Better than 0.005%/h (integration time 150 s)
Load regulation from 0-max. load	< 0.01%
Distortion factor	< 0.3% for linear resistance load
Harmonics	2^nd – 41^st free programmable
Current
Test current output	3×(0.3mA – 200A)
Power of the current output	3×150VA	3×350VA	3×750VA	3×1500VA
Resolution	Better than 0.01% of full scale value of range
Setting accuracy	Better than 0.05% at the final range value
Stability	Better than 0.005%/h (integration time 150 s)
Load regulation from 0-max. load	< 0.01%
Distortion factor	< 0.3% for linear resistance load
Harmonics	2^nd – 41^st free programmable
Phase angle
Range	0 -- 360°
Resolution	0.01°
Setting accuracy	0.1°
Frequency
Range	40Hz – 70Hz
Resolution	0.01Hz

Voltage Supply	3×220/380V±10% or customized 50/60Hz±2Hz
Ambient temperature	-10°C -- +40°C
Relative humidity	35% -- 85%