Submittal Sheet

2/2
SERIES
K3A7
4
COMBUSTION
396
Specifications (English units)
Pipe
Size
(ins.)
Orifice
Size
(ins.)
Cv
Flow
Factor
Gas
Capacity x
Operating Pressure
Differential (psi)
Max.
Fluid
Temp.°F
Catalog Number
Const.
Ref.
Agency
Wattage
Approx.
Shipping
Weight
(lbs)
Btu/hr. Min. Max.
24V
60 Hz
120V
60 Hz
240V
60 Hz UL FM CSA
COMBUSTION (Fuel Gas) - NORMALLY CLOSED
1 1/4 1.25 18 1,028,000 0 1.5 77 K3A771U K3A772U K3A774U 1
H
-
H
20 4.5
1 1/2 1.25 20 1,159,000 0 1.5 77 K3A781U K3A782U K3A784U 1
H
-
H
20 4.5
H = Safety Shutoff Valve. x 1” W.C. Drop @ 2” W.C. Inlet Pressure, 1,000 Btu/cu.ft. or more, 0.64 Specific Gravity Gas.
Specifications (Metric units)
Pipe
Size
(ins.)
Orifice
Size
(mm)
Kv
Flow
(m
3
/hr)
Gas
Capacity x
Operating Pressure
Differential (bar)
Max.
Fluid
Temp.°C
Catalog Number
Const.
Ref.
Agency
Wattage
Approx.
Shipping
Weight
(kgs)
Btu/hr. Min. Max.
24V
60 Hz
120V
60 Hz
240V
60 Hz
UL FM CSA
COMBUSTION (Fuel Gas) - NORMALLY CLOSED
1 1/4 32 15.3 1,028,000 0 0.1 25 K3A771U K3A772U K3A774U 1
H
-
H
20 2
1 1/2 32 17.0 1,159,000 0 0.1 25 K3A781U K3A782U K3A784U 1
H
-
H
20 2
H = Safety Shutoff Valve. x 1” W.C. Drop @ 2” W.C. Inlet Pressure, 1,000 Btu/cu.ft. or more, 0.64 Specific Gravity Gas.