Main functions and features:
With stable performance ,complete functions ,easily-operating and durability for aluminum alloy-made chassis, it can test the frequency relays and differential relays, make the antecedent test for electric appliances of using the distance-connecting method, it also can be used as single-phase shifter.

The key technical indexes:
Input power source: three phase and four lines
Output alternating current: 0～250V(regulable)
DC: 0～15A(regulable)
Output phase shifter: 0°～360°(regulable)
3.5 digits indicating equipments for current and voltage, accuracy range: ±0.5%
Digital phase indicating accuracy: ±1.0%
Weight: 30kg