RM350
INSTALLATION AND COMMISSIONING
RM350 GAS CONTROLLERS
MAY 16
7 of 18
Power Connections
The gas controllers are set to operate at the correct voltage in the country of use. All mains power
connections
MUST
have an earth fitted. The earth not only helps to ensure electrical safety, but can
increase the stability of some of the analogue signals in the control system.
Single Phase Power Connections
The single phase units are supplied with a power cable that requires terminating at the factory power
source. The connections are as follows:
Brown or Red:
Live
Blue or Black:
Neutral
Green/Yellow:
Earth
Three Phase Power Connections
NOTE:
Customer terminations are marked as follows.
L1:
Phase 1 Terminal
L2:
Phase 2 Terminal
L3:
Phase 3 Terminal
N:
Neutral terminal (If Required)
PE:
Power Earth Terminal
MUST
Be Fitted
All electrical connections must be carried out by a suitably qualified electrician in
accordance with local, regional and national legislation.
PE
L3
L2
L1
N
