Remote Power Off Communication Port; Installation Of Communication Cards - MGE UPS Systems 4000 RT Installation And User Manual

Remote Power Off communication port (16)

(see page 8)
Installation of a Remote Power Off function must be carried out in compliance with applicable regulations.
In order to fully de-energize devices and Pulsar MX RT with the RPO port, it is necessary:
◗ to use a two-position switch (Normally Open or Closed contact should be held more than 1 second to be taken into account).
◗ to connect to this RPO switch a device that allows to trip all breaker(s) located upstream
RT. This can be achieved by means of a shunt trip.
(1) : If not, the output devices could be powered again through static switch when the two-position switch is released.
(2) : If not, the output devices will remain powered several seconds after the RPO activation.
Please, notice that the internal batteries will remain connected to the power sub-module after RPO activation.
The cable is not included.
Remote power off contact normally open
◗ Signal:
- activation voltage: 5 V DC to 27 V DC.
- current: 10 mA max.
Installation of communication cards (optional, standard with the NetPack version)
5 V DC to 27 V DC
Communication card (restricted access)
2. Installation
(1)
and downstream
Remote power off contact normally closed
5 V DC to 27 V DC
It is not necessary to shutdown the UPS
before installing a communications card.
1 - Remove the slot cover secured by two
screws.
2 - Insert the communications card in the slot.
3 - Secure the card with both screws.
(2)
Pulsar MX
- Page 17
34008030EN/AA