Feature 31 is selective Load disconnect circuit to provide a pre-transfer and/or post transfer signal when transferring from emergency to normal and/or normal to emergency. The signal can be programmed to occur during all transfers or only when the transfer is occurring between two live sources. The length of the pre and post transfer delays can be set to 0-5 minutes 59 seconds.

1. On Group G controller, from Main Menu > Settings > Features.


2. Select Controller Output contact OP1

• By default, Controller Output contact OP1 is already available on the Group G controller.
• Adding accessory 18RX will enable Controller Output contact OP2 and OP3.

3. Controller Output contact OP1 is already set by default for Feature 31. If not, set accordingly.


4. Setting the corresponding time setting for Pre/Post transfer signal

• From Main Menu > Settings > Timers

• These 4 parameters are the timers that can be set according to the need of application
• Set values accordingly.

Refer to this link for the Users guide for the Group G controller:
https://www.ascopower.com/us/en/download/document/ASC-TS-UM-300G-CONTROL/

Released for: Schneider Electric Saudi Arabia