| Brand | HK Electrical |
| Model NO. | AM2SE Protection Relay |
| Rated frequency | 50/60Hz |
| Series | AM2SE |
General
AM series protection relay are applicable to the user substation which the input voltage is 35kv and below. We adopt mature technology solutions to ensure the quality of the AM relay.The AM relay are widely used in substations, subsection posts and ring main units for office buildings, commercial buildings, communication buildings, mine buildings and so on.
Feature
A complete set of protection, related to the application;
4 current input, 3 voltage input, 8DI, 5DO;
Auxiliary power supply adapts with AC220V, DC220V, DC110V, AC110V, DC48V, DC24V;
1 RS485 serial communication, IEC60870-5-103 and Modbus-RTU;
More than 200 sequence of event records, more than 400 system logs, and more than 10 seconds tripping context records;
Powerful graphic programmable Logic.
LCD Display
Function
Protection functions |
AM2SE- |
||
V |
H |
||
Overcurrent (3 stages,IDMT) |
■ |
||
Earth fault (3 stages,IDMT) |
■ |
||
Negative sequence overcurrent (2 stages,IDMT) |
■ |
||
Auto-reclose |
■ |
||
Overload (trip/alarm) |
■ |
||
Under frequency |
■ |
||
Post-accelerated overcurrent |
■ |
||
I0 Post-accelerated overcurrent |
■ |
||
Overvoltage(trip) |
■ |
||
Undervoltage (trip) |
■ |
||
Self-produced over zero-voltage (trip) |
■ |
||
Residual overvoltage (trip) |
■ |
||
FC block |
■ |
||
Trip and close circuit supervision (alarm) |
■ |
||
Non-electricity (trip/alarm) |
■ |
||
Undervoltage (alarm) |
■ |
||
Overvoltage (alarm) |
■ |
||
Residual overvoltage (alarm) |
■ |
||
PT supervision (alarm) |
■ |
||
Self-produced over zero-voltage (alarm) |
■ |
||
Wiring
Connection
Dimention
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