24
APS2-6R/E Instruction Manual —
P/N 53232:B 2/26/2014
UL 864 8th Edition Configurations
NFS-640
7. Attach battery interconnect cable.
B.4 NFS-640
The APS2-6R must be mounted to the CHS-4/L chassis in the CAB-3/4 Series backbox. See “In a CAB-3/4 Series
Backbox” on page 11.
B.4.1 Connecting to a CPU-640
1. Connect trouble output from
J3
on the APS2-6R to
J11
on the CPU-640.
2. Place shunt across both pins of
JP4
on the APS2-6R.
3. Connect primary power from
TB1
on the APS2-6R to
TB2
on the CPU-640.
4. Connect AC Power to
TB2
on the CPU-640. Make sure to properly ground the unit to the backbox.
5. Connect batteries to
TB1
on the CPU-640.
6. Connect secondary power from
TB3
on the APS2-6R to
TB1
on the CPU-640.
Note: Maintain 0.25” spacing between
Power-limited and Non-power-limited
wiring. Install tie wraps and adhesive
squares to secure the wiring.
APS2-6R
to b
back-up -
Non-power-limited
Power-limited
ap
s2
6rtomp
s2
4b.
w
m
f
Figure B.4 Wiring to MPS-24B
Non-power-limited
MPS-24B
!
WARNING:
Be sure to finish installation before applying power. Test AC power before continuing.