![T and R Test Equipment 50A](/productimages/m/hire_t_and_r_test_equipment_50a.jpeg)
The 50A-3ph can be used to test many types of single and three phase secondary protection including:
- Over and under current relays
- IDMT relays
- Auto-reclosers
- Time delay relays
- Earth fault relays
- Miniature circuit breakers
- Power relays
- Tripping relays
- Thermal relays