1. Used for testing KWH electricity meters.
2. It comprises of 1 Unit. Acc. Cl : 1%
3. Voltage Output : 0-300 V AC per ph.
(i) For regulation control, dimmerstat is provided in each ph. for smooth variation of voltage o/p upto 0 – 125% of rated voltage.
(ii) 3 nos. flush mounted moving iron type voltmeters of 144 sq.mm. are there with knife edge pointer having range of 0-300 V.
4. Current Output : 0.5 A, 1A, 2.5A, 5A, 10A, 20A, 50A and 100A.
i) For regulation control, full range coarse control from 0 – 125% and fine control.
ii) Moving iron type flush mounted 144 sq. mm. with knife edge pointer of 0 - 125% .
iii) Starting Current: 0 – 0.5% of the range which is selected.