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NASAN

Distribution system manufacturer in onshore and maritime, MCC, Main switch board, emergency switch board, distribution board and more
Name

Digital Protective Relay

Series Electric & Electronic Dpt.
Product Description

Digital Protective Relay

Our digital protective relay (NEC-3100) has various protective relay features and various protective and measuring factors to monitor and prevent the faults comprehensively. It enables more effective and reliable management of power system.

ItemsSpecification
Connecting Method3P3W(2PT-D), 3P4W(3PT-Y)
Control PowerAC110V / DC110V
Frequency60Hz
VoltagePT : 110V / GPT : 190V
CurrentCT : 5A / ZCT : 1.5mA
Power ConsumptionIdle: up to 30W, Operating: up to 70W
Input LoadPT : up to 0.5VA, CT : up to 1VA
Input PointDI : DC24V, AI : 4~20mA
Output Point- TRIP : AC125V 10A
- ALARM : AC125V 10A
Communication- RS485 (MODBUS)
- Ethernet
Insulation ResistanceDC 500V 10MΩ
Power Frequency Withstand VoltageElectric circuits – between ground: AC2kV / for 1 minute
Between each circuit: AC 2kV / for 1 minute
between terminals of contacts: AC 1kV / for 1 minute
Overload Capacity
1) Current Circuit
- Rated Current X 2 (no problem for 3 hours)
- Rated Current X 20 (no problem for 2 seconds)
2) Voltage Circuit
- Rated Voltage X 1.15 (no problem for 3 hours)
Transient ResponsePower Input 4kV, Other Input 2kV
Static ElectricityAir 8kV, Contact Input 6kV
WeightWithin 5kg of basic model standard


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