HPFF12 NAC Expander —
P/N 53576:B 11/24/2010
33
Power-Limited Wiring Requirements
Installation
2.5.2 Power-Limited Wiring, FACP Cabinet
HPFF12CM(E) Power-Limited Wiring, EQBB-D4 Backbox
Figure 2.18 Power-Limited Wiring Example: EQBB-D4 with HPFF12CM(E)
NOTE:
Maintain 0.25" in. vertical separation where power-limited and non-power-limited circuits appear
to “cross” (e.g. Relay Contacts and AC Power, or HPP31076 NACs and battery connections).
Knockout for
Power-limited wiring
HPFF1
2
cm-L
rg
Eq
pE
n
cl-Wi
rin
g.
JP
G
Input Circuits:
Power-limited
Output circuits and
Auxiliary Output:
Power-limited
SLC Loop:
Power-limited
Battery connections:
Non-power-limited
Relay Contacts:
Non-power-limited.
Knockout for
Non-power-limited
wiring
Knockouts for
Power-limited wiring
AC Power:
Non-power-limited.
wiring detail.)
Maintain 0.25" in. vertical
separation where
power-limited and
non-power-limited circuits
appear to “cross”
