The Megger RCDT310 RCD Tester is a reliable and rugged instrument designed for testing Residual Current Devices (RCDs) in electrical installations. It provides accurate trip time measurement and ensures compliance with international safety standards.
Ideal for electricians, maintenance engineers, and industrial professionals, the RCDT310 supports testing of 30 mA, 100 mA, 300 mA, and 500 mA RCDs with multiple test modes.
| Parameter | Details |
|---|---|
| RCD Test Currents | 1/2I, 1xI, 5xI |
| RCD Ratings | 30 mA, 100 mA, 300 mA, 500 mA |
| Trip Time Accuracy | ±1% ±1 ms |
| Voltage Range | 100V – 280V AC |
| Voltage Measurement | 0 – 300V AC |
| Frequency Range | 45 Hz – 65 Hz |
| Touch Voltage Range | 0 – 50V |
| Safety Rating | CAT III 300V |
| IP Rating | IP54 |
| Power Supply | 8 x AA batteries |
Download Megger RCDT310 Datasheet
It tests Residual Current Devices (RCDs) for trip time and safety compliance.
The device supports 30mA, 100mA, 300mA, and 500mA RCDs.
Yes, with CAT III 300V rating and rugged IP54 design, it is ideal for field use.
Yes, it supports both Type AC and Type A RCD testing.



