Additional Supply Contacts; Exhaust Fan Failure Indicator; Supply Fan Failure Indicator; Status Lights - Greenheck KFCC Installation, Operation And Maintenance Manual

Additional Supply Contacts (Optional)
The KFCC can include additional relays for devices that
activate when the supply fan is running. Wiring from
added relays to terminals will be done at the factory.
Additional Supply Relay
• Power to terminal C5
• From terminal NO5 (normally open; closes in fire) to
device
• From terminal NC5 (normally closed; opens in fire)
to device
• Power to terminal C6
• From terminal NO6 (normally open; closes in fire) to
device
• From terminal NC6 (normally closed; opens in fire)
to device
RD
C5
BK
A
NO5
14
BR 11
B
NC5
12
RD
C6
BK
A
NO6
24
21
BR
B
NC6
22
NOTE
Relay contacts will be dry. Power will need to be
provided to the common terminal on each set.
Contacts are rated up to 250 VAC and 8 amps
maximum.
®
R3
R3
Exhaust Fan Failure Indicator (Optional)
This option will provide a small indicator light on the
front panel of the KFCC. A field provided air proving
switch in the exhaust duct or current sensor on the
exhaust fan power feed needs to be wired to a set of
terminals, which will illuminate this light and provide a
visual if the exhaust fan is not operating when the fans
are turned on.
Air Flow Switch (field provided)
• To terminals AF1 and AF2
EXHAUST AIR FLOW SWITCH FIELD WIRED
AF1
PR
AF1 AF2
Supply Fan Failure Indicator (Optional)
This option will provide a small indicator light on the
front panel of the KFCC. A field provided air proving
switch in the supply duct or current sensor on the
supply fan power feed needs to be wired to a set of
terminals, which will illuminate this light and provide a
visual if the supply fan is not operating when the fans
are turned on.
Air Flow Switch (field provided)
• To terminals AF3 and AF4
SUPPLY AIR FLOW SWITCH FIELD WIRED
AF2
PR
AF3 AF4
Status Lights (Optional)
The option adds status lights to the face of the KFCC.
Power will have to be provided for each light in the field.
Status light(s)
• Bring 115 VAC power to SL1 and a neutral to SL2
(1st status light)
• Bring 115 VAC power to SL3 and a neutral to SL4
(2nd status light)
SL1 SL2
LT
115V STATUS LIGHT
Example of two 115 VAC Status Lights
LT2 WH
G
EF Failure Light
LT3 WH
G
SF Failure Light
SL3
LT SL4
115V STATUS LIGHT
Kitchen Fan Control Center 11