“manual” reclosing system with the reset key – CIRCUTOR RGU2 Series User Manual
Page 22

5.8.- RECLOSING SYSTEM
The reclosing system varies after a leakage or test trip, in accordance with the unit's connection
diagram.
5�8�1� “MANUAL” RECLOSING SYSTEM WITH THE RESET KEY
The unit's power supply must be connected before the circuit breaker.
1� In the event of tripping, the unit is set to tripping conditions and the circuit breaker
(MCB/MCCB with coil) is set to
OFF.
2� The unit returns to the normal operating conditions after the RESET key has been pressed.
3� Finally, the ON circuit breaker is activated manually.
NOTE: In case a contactor is used as a circuit breaker, reclosing the RGU-2 recloses the sys-
tem with no need to perform any other operations.
5�8�2� RECLOSING SYSTEM WITH THE EXTERNAL TEST/RESET INPUT
The unit also can reconnect with the external Test/Reset input (terminals 7 and 8 in
22
RGU-2 Earth Leakage Relay
Instruction Manual