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ZAC-30 Connections and Ratings
ZAC-30 Style Y (Class B) Wiring
(When a ZAC-30 is used as amplifier and audio zone card)
NOTES
1. All wiring must be in accordance with Article 760 of
NEC or the local building codes.
2. If there is no backup amplifier, connect terminals 3
and 4 together. Otherwise, connect terminal 3 of the
backup amplifier to terminal 3 of the primary
amplifier. If one backup amplifier is shared by more
than one ZAC-30, also connect all terminal 3s of
primary ZAC-30s together. Leave the terminal 4s
unconnected.
3. See Compatible Notification Appliances,
P/N 315-096363 for compatible UL listed 25.2/70.7V
RMS speakers.
4. Supervision current: 160mA
5. Supervisory Speaker Zone Connections
Supervisory: 4.3 VDC, 0.18mA
Activated: 25.2V RMS, 30 watts max (1.2A)
70.7V RMS, 30 watts max (0.42A)
6. Maximum Loop Resistance (Total):
7.50 ohms at 25.2V PMS, 15W
3.75 ohms at 25.2V RMS, 30W
5.40 ohms at 70.7V RMS, 30W
10.80 ohms at 70.7V RMS, 15W
7. Minimum Wire Size: 18 AWG
8. Maximum Wire Size: 14 AWG
CAUTION:
For all speaker connections, break the wire run to
maintain supervision. Do not loop the wire around
speaker terminals.
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