Wiring For Switch Panels - Accurex 470400 Installation, Operation And Maintenance Manual

Wiring for Switch Panels

THE DIAGRAMS BELOW SHOW A TYPICAL HOOD SWITCH PANEL REMOTE MOUNTED.
FOR HOOD MOUNTED SWITCHES REFER TO THE WIRING CONNECTION DECAL ON THE
The diagrams below show a typical hood switch panel remote mounted. For hood mounted switches
COVER OF THE JUNCTION BOX ON THE HOOD TOP.
refer to the wiring connection decal on the cover of the junction box on the hood top.
THE DIAGRAM BELOW SHOWS HOW TO WIRE THE EXHAUST AND SUPPLY FANS WITH A
The diagram below shows how to wire the exhaust and supply fans with a control panel to a fire
CONTROL PANEL TO A FIRE SUPPRESSION CONTACT (FSC1). WHEN WIRED PROPERLY,
suppression contact (FSC1). When wired properly, the suppy fan will be turned off if the fire system is
THE SUPPLY FAN WILL BE TURNED OFF IF THE FIRE SYSTEM IS ACTIVATED, AND
ALLOW THE EXHAUST FAN TO CONTINUE TO OPERATE.
activated and allow the exhaust fan to continue to operate.
THE FIRE SUPPRESSION CONTACT (FSC1) IS PROVIDED AS PART OF THE FIRE
The fire suppression contact (FSC1) is provided as part of the fire suppression system and is normally
SUPPRESSION SYSTEM AND IS NORMALLY MOUNTED IN THE FIRE SYSTEM CONTROL BOX.
mounted in the fire system control box.
COMBINED EXHAUST & SUPPLY SWITCHING
JUNCTION BOX
ON TOP OF HOOD
FOR FIELD
CONNECTION OF
10 VOLT
SUPPLY POWER
HOOD
LIGHTS
SEPARATE EXHAUST & SUPPLY SWITCHING
JUNCTION BOX
ON TOP OF HOOD
FOR FIELD
CONNECTION OF
10 VOLT
SUPPLY POWER
HOOD
LIGHTS
OL
115VOLT
CONTROL
N H
LIGHT EXHAUST & SUPPLY
SWITCH SWITCH
OL
CONTROL
VOLTAGE
EXH
FAN
N H
STR
LIGHT EXHAUST SUPPLY
SWITCH SWITCH SWITCH
EXHAUST FAN CONTACT
OPTIONAL
SUP FAN
FSC1
OL
EXH SUP SUP
FAN FAN HTR
STR STR CTRL
HEATER
SWITCH
EXHAUST FAN CONTACT
SUPPLY FAN CONTACT
OL
SUP SUP
FAN HTR
STR CTRL
HEATER
SWITCH
SUPPLY FAN CONTACT
HOOD SWITCH
PANEL DETAIL
Fig. 40
7