Alpha Technologies CFR Redundant Control Unit - Manual (Page 11)

9
2 Installation
2.3 Wall Mount Installation
Attach the rack mount
brackets to the RCU
Attach the RCU to the wall
Wire the communication
lines to the communica-
tion terminal block with
#18–22 AWG solid wire
Wire the load(s)
to the output
terminal block with
#4 AWG
Wire the inputs
to the input
terminal block with
#4 AWG
Figure 2.2
RCU Wall Mounting
2
1
5
4
3
NOTES: 1) Use #4 AWG for connecting the input and output terminal blocks and #18–22 AWG
solid wire for connecting the communication terminal block.
2) DANGER: Before installation, make sure the Input 1 and 2 circuit breakers are
OFF.