Relay test | Microprocessor-based protection device line protection | Generator transformer protection | Others |
Signal relay | Multi-stage over-current | Differential protection | Automatic synchronizing device |
Time relay | Over (less) voltage | Field loss protection | Protection device |
Intermediate relay | Sequence components voltage and current | Excitation protection | Bus bar differential protection |
Reclosing relay | Frequency devices | Composite voltage locking ( direction) over-current (Reserve) | Fiber-optic lines differential protection |
Current relay | Power directional protection | ||
Over (less) voltage relay | Reclosing and conversion failure | ||
Sequence component relay | Distance and zero sequence | ||
Synchronism-check (or phase comparison) relay | Power frequency variation distance | ||
Extremely inverse current relay | Composite voltage | ||
Differential relay | Locking (direction) current | ||
Power (direction) relay | Low cycle, low voltage load shedding device | ||
Impedance relay | |||
Synchronous relay | |||
Frequency relay |
Parameters:
No. | Item Name | RPT-PC6 Protection Relay Test Equipment |
1 | AC current source | |
Current range | 6x (0~30A)/phase | |
Current accuracy | 0.5% | |
6 phase parallel current output | 180A | |
Phase current working value for allowed long time | 10A | |
Power | 300VA/phase | |
Max. output power of 6 phases in parallel | 900VA | |
Max. permitted work time of 6 phases in parallel | 10S | |
Frequency range | 0~1000Hz; accuracy: 0.001Hz | |
2 | DC current source | |
Current range | 20A / phase | |
power | 300VA/phase | |
accuracy | 0.5% | |
3 | AC voltage source | |
Phase voltage output | 6x( 0~125V)/phase | |
accuracy | 0.5% | |
Line voltage output | 0~250V | |
Phase voltage / Line voltage output power | 70VA / 100VA | |
Frequency range | 0~1000Hz | |
Frequency accuracy | 0.001Hz | |
4 | DC voltage source | |
Phase voltage output range | 0~±150V | |
accuracy | 0.5% | |
Line voltage output range | 0~±300V | |
Phase voltage / Line voltage output power | 90VA / 180VA | |
5 | Switch terminal | |
Switch input terminals | 8 pairs | |
Dead contact | 1-20mA, 24V ac | |
Potential flip |
| |
Switch output terminals | 4 pairs, dead contact, rupturing capacity: 110V/2A, 220V/1A | |
6 | Time measurement range | |
Range | 1ms-9999s | |
Accuracy | 1ms | |
7 | Dimension & weight | |
Dimension | 455 (mm)×530 (mm)×220 (mm) | |
Weight | 30kg | |
8 | Power | AC220V±10%, 50Hz, 15A |