SEW 8012-EL Digital RCD Tester 

Features: 

● Microprocessor-controlled.

● Extra large LCD(78 × 67mm).

● Very low consumption.

● 50Hz and 60Hz operation.

● Menu-driven.

● Accurate digital readout of disconnection time.

● Over temperature protection.

● Over voltage protection.

● Fuse protection.

● Zero crossing circuitry permit testing at 0° or 180°.

● Auto power off.

● Auto off and off override.

● Wiring polarity indicator.

● Measure voltage between Line and Earth before testing.

●Frequency measurement indication.