ST 1520 Earth Tester SEW

● Measure ground resistance (Ω) and ground voltage (ACV).
● The measurement current is only 2mA, which is not easy to cause the tripping of the leakage circuit breaker.
● Press “PUSH ON” and “TIMER ON” at the same time to measure for a long time.
   After about 5 minutes, it will automatically shut down to avoid wasting power.
● The wiring is correct, the red light (LED) will display during measurement.
● Numerical lock function.
● Easy to use, carry and store.
● Operates on batteries.
● Passed the European safety inspection
   EN 61010-1 CAT III 200V
   EN 55022