Specifications - Takagi AT-KJr3U-IN Installation Manual And Owner's Manual

SPECIFICATIONS

Model
Natural Gas Input
(Operating Range)
Gas Connection
Water Connections
Water Pressure*
Natural gas
Inlet Pressure
Weight lbs. (kg)
Dimensions
Outdoor
Ignition
Supply VAC / Hz
Operation
Standby
Freeze-
Protection
*Maximum flow may need water pressure equal to or above 40 psi.
NOTE:
• Check the rating plate to ensure this product matches your specifications.
• The manufacturer reserves the right to discontinue, or change at any time, specifications or designs
without notice and without incurring obligations.
110U 110U
Indoor Outdoor
(AT-KJr3U- (AT-KJr3U-
IN) OS)
Min.: 15,000
BTU/h
Max.: 140,000
psi
(Mpa)
" W.C.
(kPa)
Indoor
W / A 54 / 0.64
W / A 2 / 0.06
W / A 96 / 0.82
4
310U 310U
Indoor Outdoor
(AT-K5U- (AT-K5U-
IN) OS)
Min.: 15,000
Max.: 190,000
3/4" NPT
3/4" NPT
15 - 150 (0.1 - 1)
Min. 4.0 (1.00)
Max. 10.5 (2.61)
37.5 (17.0)
H 20.5 x W 13.8 x D 9.1 (Inch)
H 520 x W 351 x D 231 (mm)
H 20.5 x W 13.8 x D 8.5 (Inch)
H 520 x W 351 x D 216 (mm)
Electric Ignition
120 / 60
79 / 0.99
2 / 0.06
96 / 0.82
Page
Installation Manual
Specifications
510U 510U
Indoor Outdoor
(AT-D3U- (AT-D3U-
IN) OS)
Min.: 15,000
Max.: 199,000
39.7 (18.0)
82 / 1.02
3 / 0.07
97 / 0.82