Alarm Relays Cable V9Ot - ABB ETL600 Instruction Manual

ETL600
6.6.3.3.4.

Alarm relays cable V9OT

Fig. 6-20
Caution
Caution
Assembly and Installation
1KHW001489-EN
Connections to the alarm relays of P4LT
Connecting a load between terminals NO (normally
open) and NC (normally closed) is not allowed.
Use only one contact set NO or NC.
Power supplies connected to alarm relay contacts
must be short circuit and over current protected.
November 2005
ABB Switzerland Ltd
6-25