Eaton PXR10 - Page 6

2 PXR Electronic trip unit 01/21 MN012005EN www.eaton.com
4 Protection settings .................................................................... 25
4.1 Overload release .......................................................................... 25
4.2 Overload pre-warning................................................................... 26
4.3 Thermal memory.......................................................................... 26
4.4 Short-time delayed short-circuit release ...................................... 27
4.5 Instantaneous short-circuit release.............................................. 27
4.6 Ground-fault settings ................................................................... 27
4.7 Instantaneous release (override).................................................. 29
4.8 Digital bypass............................................................................... 29
4.9 Maintenance mode (ARMS)......................................................... 30
4.10 Zone selective interlocking (ZSI) .................................................. 31
4.11 Event logging and waveform capture .......................................... 32
4.12 Residual-life indicator................................................................... 35
5 Communication functions......................................................... 37
5.1 Integrated Modbus communication module................................ 37
5.2 External communication adapter modules................................... 38
6 System components.................................................................. 39
6.1 External power supply ................................................................. 39
6.2 Electromagnetic compatibility...................................................... 39
6.3 Real-time clock............................................................................. 40
6.4 Power Xpert Protection Manager (PXPM) ................................... 40
7 Auxiliary wiring terminals......................................................... 41
7.1 Interface module.......................................................................... 41
7.2 Relay module ............................................................................... 43
8 Testing the trip unit and the circuit breaker ........................... 47
8.1 Testing (remote) of the circuit-breaker via USB/PXPM................ 48
8.2 Testing the ground-fault releases - primary injection................... 48