THIS EQUIPMENT SHOULD BE INSTALLED IN
ACCORDANCE WITH THE NATIONAL FIRE PROTECTION
ASSOCIATION’S STANDARD 72
Step 2: Wiring Instructions
Wiring Requirements
• This smoke alarm should be installed on a CSA listed or recognized
junction box. All connections should be made by a qualified
electrician and all wiring used shall be in accordance with codes
having jurisdiction in your area. The multiple station interconnect
wiring to the alarms must be run in the same raceway or cable as
the AC power wiring. In addition, the resistance of the
interconnect wiring shall be a maximum of 10 ohms.
• The appropriate power source is 120 Volt AC Single Phase
supplied from a non-switchable circuit, which is not protected
by a ground fault interrupter.
• Smoke alarms are not to be used with detector guards unless
the combination (alarm and detector guard) have been
evaluated and found suitable for that purpose.
Installation Instructions
10
FUSE OR CIRCUIT BREAKER
RED
BLACK
WHITE
CONNECTOR
RED
BLACK
WHITE
CONNECTOR
First
Alarm
Additional
Alarm
Kidde Relay Module
SM120X, CO120X
or both
Additional
Alarm
Optional
Accessory
WIRES ON ALARM HARNESS CONNECTED TO
Black
Hot side of AC line
White
Neutral side of AC line
Red
Interconnect lines (red wires) of other
units in the multiple station set up
Interconnect Wiring Diagram
FIGURE 2