... Single Phase Transformer 3,50Hz Current Transformer 4,Class:0.5,1.0,3. Brand NameSaipModel NumberLZMJ-0.5UsageCurrentPhaseSingleCoil StructureToroidalCoil ... 4) Tests, controls, displays and records electrical equipment operation 5) Protects equipment against circuit damage TypeRated transformation ratio(A)Straight ... )0.20.513 LMZJ1-0.515/510 (5) (2.5) 10 15 0.5/320/51030/5540/5550/5375/52100/52150/51200 ...