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Relay Protection Microcomputer Test Device plays a key role in operating electricity power systems reliably and safely. It is the testing device used in professional field of microcomputer protection, relay protection, excitation measurement, fault recorder.
AC current output | Phase current output (effective value) 0-40A Phase current max. Output power 420VA Maximum parallel current output (effective value) 0~120A Maximum parallel power output 900VA Long-term allowable working value of phase current (effective value) 10A Allowable working time of maximum current 10s Frequency range(fundamental wave) 20-1000Hz Harmonic wave times 1-20times Accuracy 0.5% | |
AC voltage output | Phase voltage output (effective value) 0~120V Line voltage output (effective value) 0~240V Phase voltage/Line voltage output power 80VA/100VA Frequency range(fundamental wave) 20-1000Hz Harmonic wave times 1-20times Accuracy 0.5% | |
DC voltage output | Phase voltage output range 0~±160V Line voltage output range 0~±320V Phase voltage/Line voltage output power 70VA/140VA Accuracy 0.5% | |
DC current output | Output range 0- ±10A /phase, 0-±30A / parallel Maximum output load voltage 20V Accuracy 0.5% | |
Binary input (7channels) | Idle contact 1~20mA, 24V (DC) Electric potential contact “0”:0- +6V; “1”: +11 V- +250V | |
Binary output (2pairs) | DC 220V/0.2A AC 220V/0.5A | |
Time measurement | Measurement range: 0.1ms-9999s accuracy 0.1ms | |
Volume and weight
| GDJB-802 |
Appearance and size | 400×300×180mm³ |
Weight of a single machine | 22kg |
Supply power | AC 220V±10%,50/60Hz |
Environmental temperature | -10℃ ~ +50℃ |


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