Product Overview

2/2
SERIES
K3A5
4
COMBUSTION
368
Dimensions inches (mm)
Specifications (English units)
PIPE PLUG
2 PLACES
ANPT
BOTH ENDS
K
P
H
W
T
M
J
R
L
N
7/8" DIAMETER KNOCKOUT FOR
1/2" CONDUIT CONNECTION
(BOTH SIDES)
FLOW
Must be mounted with solenoid vertical and upright or in a horizontal position.
P
ipe
Size
(ins.)
O
rifice
Size
(ins.)
C
v
Flow
Factor
G
as
C
apacity ¨
O
perating Pressure
D
ifferential (psi)
M
ax.
Fluid
Temp.°F
C
atalog Number
Const.
Ref.
A
gency
Wattage
A
pprox.
S
hipping
Weight
(lbs)
Btu/hr. Min. Max.
24V
60 Hz
110-120V
50-60 Hz
220-240V
50-60 Hz
UL FM CSA
COMBUSTION (Fuel Gas) - NORMALLY CLOSED
3/8 0.456 4 215,000 0 10 77 K3A531U K3A532U K3A534U 1
m m m
16.7 1.4
1
/2
0
.687
6 3
50,000
0 6 7
7
K
3A541U
K
3A542U
K
3A544U
1
m m m
1
6.7
1
.4
3/4 0.812 9 520,000 0 3 77 K3A551U K3A552U K3A554U 2
m m m
16.7 1.5
1 1.000 14 755,000 0 1.5 77 K3A561U K3A562U K3A564U 3
m
-
m
16.7 1.7
m
= Safety Shutoff Valve. ¨ 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)
G
as
C
apacity ¨
O
perating Pressure
Differential (bar)
Max.
Fluid
T
emp.°C
Catalog Number
Const.
R
ef.
Agency
W
attage
A
pprox.
Shipping
Weight
(
kgs)B
tu/hr.
M
in.
M
ax.
24V
6
0 Hz
110-120V
5
0-60 Hz
220-240V
5
0-60 Hz
U
L
F
M
C
SA
COMBUSTION (Fuel Gas) - NORMALLY CLOSED
3/8 12 3.4 215,000 0 0.7 25 K3A531U K3A532U K3A534U 1
m m m
16.7 0.6
1/2 17 5.1 350,000 0 0.4 25 K3A541U K3A542U K3A544U 1
m m m
16.7 0.6
3/4 21 7.7 520,000 0 0.2 25 K3A551U K3A552U K3A554U 2
m m m
16.7 0.7
1 25 11.9 755,000 0 0.1 25 K3A561U K3A562U K3A564U 3
m
-
m
16.7 0.8
m = Safety Shutoff Valve. ¨ 1” W.C. Drop @ 2” W.C. Inlet Pressure, 1,000 Btu/cu.ft. or more, 0.64 Specific Gravity Gas.
Const.
Ref. H J K L M N P R T W
1
ins. 4.25 3.11 2.70 2.75 2.04 4.52 3.69 1.41 1.86 2.63
mm 108 79 69 70 52 115 94 36 47 67
2
ins. 4.56 3.11 2.82 2.75 2.04 4.49 3.81 1.37 1.86 2.63
mm 116 79 72 70 52 114 97 35 47 67
3
ins. 4.88 3.11 3.01 4.00 2.04 5.11 4.00 2.00 1.86 3.25
mm 124 79 76 102 52 130 102 51 47 83
Const. Ref. 1, 2, 3