236
FUNCTION CHARACTERISTICS
M -REF external board
Using M-REF module, connected to the reserved pin on the XMR-D relay, Rotor earth fault protection
can be implemented.
M REF mechanical data
Mounting: direct or DIN rail
Fixing 4MA screws
Mass 2500 g
Rotor earth fault input circuit
Max voltage 600 Vdc +10%
Max alternating component 100 Vac
Max rotor earth capacitance 2 μF
Auxiliary power supply 110, 230 Vac 50 Hz
M4
M4
M4
M4
250
86
XMR-D Input Blocks
Z
1
2
3
4
5
6
7
8
9
10
1
2
3
Y
Rotor Earth Fault
64F
XMR-D EQUIPMENT MANUAL
Ed. 2.9 - 02/2021