Field Controls SWG-3 Product Manual page 26

TOTAL INPUT OF APPLIANCE(S)
CAS-34U & CAS-34UP
(GPH)
-
.50
.75
.90
1.00
1.25
1.35
1.55
1.75
2.00
2.50
2.75
3.25
† SEE CALCULATING EQUIVALENT FEET OF A VENT SYSTEM ON PAGE 5.
INSTALLATION SPECIFICATIONS FOR CAS-4JR.™
TOTAL INPUT OF APPLIANCE(S)
BTU/HR
50,000
60,000
70,000
80,000
90,000
100,000
1 10,000
FOR MULTIPLE APPLIANCES, THE FOLLOWING ADDITIONAL CONTROLS SHOULD BE USED:
MODEL
CK-20FV
ADDITIONAL 30MV GAS WATER HEATER CONTROL FOR USE WITH CAS-4JR
CAC-24
ADDITIONAL 24 VOLT APPLIANCE FOR USE WITH CAS-4JR, CAS-6, AND CAS-7
CAC-120
ADDITIONAL 120 VOLT APPLIANCE FOR USE WITH CAS-6, AND CAS-7
Technical Service: 800.742.8368 •
COMBUSTION AIR SYSTEMS
INSTALLATION SPECIFICATIONS
4" DUCT & HOOD
W/ RESTRICTOR
(BTU/HR) HI
50,000 300
75,000 300
100,000 300
125,000 300
150,000 174
175,000 99
200,000 52
225,000 20
250,000 -
300,000 -
350,000 -
400,000 -
450,000 -
MAXIMUM EQUIVALENT FEET OF DUCT PIPE
4" PIPE 5" PIPE
230
160
105
70
40
25
15
DESCRIPTION
fieldcontrols.com
MAX. EQUIVALENT FEET OF INSTALLATION
4" DUCT & 4" HOOD
LOW HI
300 300
300 300
300 300
220 300
108 232
48 152
14 102
- 68
- 45
- 16
- -
- -
- -
6" PIPE
300 300
300 300
300 300
214 300
122 300
76 180
46 80
†
6" DUCT & 6" HOOD
LOW HI LOW
300 300 300
300 300 300
300 300 300
220 300 300
1 18 300 300
63 300 300
32 300 300
13 300 239
- 300 150
- 300 53
- 193 8
- 109 -
- 56 -
25