| Make | ZEAL |
| Model | ZMGCT |
| Power | 230V AC, ± 10% , 50 Hz |
| Resistance Measurement Range | 0 to 200 milli Ohm |
| Test Current | 30 A ± 1% AC |
| Open circuit voltage | 8V, AC |
| Current Waveform | Sinusoidal |
| Acceptable setting | By press to set switch & potentiometer, using digital milli Ohm meter |
| Programmable Timer | 1 to 60 sec |
| Metering | 3 1/2 digit Digital V, A and milli Ohm meter |
| Indication Accuracy | V : 1.5% of reading, A : 1.5% of reading, mΩ : 1.5% of reading ± 5dgt |
| Accuracy of trip resistance | ± 5 mΩ |
| Indications | Trip, Test PASS, Test FAIL Output test current through high current wire and Earth pin of 3 pin socket. |
| Accessory | High Current Crocodile wire / Test Probe |
| Method of measurement | Passing a constant AC current (30A) and measuring a voltage drop across the resistance to be measured. |
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