Kpm delivers an all-encompassing line of transformer testing equipment, The kpm twrt series can be classified when it comes to below models twrt, 2a 2a, 1 phase testing twrt, 10a 10a, 1 phase testing twrt, 20a 20a, 1 phase testing twrt, 40a 40a, 1 phase testing twrt, 20 40a, 1 phase testing & 20a, 3phase testing technical specifications for twrt 1. Resistance precision 0. 2rgd, 2d2. Test range 4. 000m, 4. 000 5a 2. 000m, 2. 000 10a 1. 000m, 1. 000 20a 0. 500 m, 0. 500 40a 3. The least scale 1u 4. Output current precision 5%5. Support for data uploading to pc6. Two hundred groups of information may be stored7. Featuring a thermal printing mechanism to print the test data8. Weight 15kg9. Power supplyac220v 10% 50 1 hz 10. Operation condition, 1050humidity