T-H2-DV 18-1/2" (470mm) 12-1/2" (320mm)
12-1/2" (316mm)
3-1/2" (90mm) Ø4" (102mm) Female
Male Ø4" (100.8mm)
3/4" (18.8mm)
25-1/2" (649mm)
2-3/4" (69.1mm) INTAKE
2-3/4" (71.8mm) EXHAUST
6-5/8" (168.4mm)
1/2" (12.5mm)
29-1/2" (751mm)
6-1/4" (161.5mm)
1-1/4" (29.2mm) COLD
GAS 6" (153.6mm) 120VAC 2-1/4" (58.2mm)
HOT 7-1/4" (182.1mm) 120VAC 8-1/2" (216.3mm)
4-5/8" (116.8mm) GAS
HOT 5-5/8" (142.2mm)
6-1/4" (159.1mm) Condensate Drain Port
COLD 8-5/8" (220.6mm) 10-1/2" (266.8mm) Condensate Drain Port
Dimension Hot/Cold/Gas Connection Clearances
H25.6” x W18.5” x D12.4” Weight: 73 lbs 3/4” NPT Top: 12“ Bottom: 12” Front: 4” Back: 0.5" Sides: 3“
Features Features z z z z
z z
z
Venting & Combustion Venting & Combustion
High Efficiency, Condensing Model Low Emission, Low NOx Easy-Link Up to 4 Units Safety Features: z Air-Fuel Ratio (AFR) sensor z Exhaust & Water Temperature safety Control z Overheat Cutoff Fuse Internal Freeze-Protection System HRS 35 Copper on Primary Heat Exchanger and SS 316L on Secondary Heat Exchanger Built-in temperature, flow rate, and diagnostic display
z z z z
z
Horizontal or Vertical Installation Power Vent Electric Ignition 50' Max Length, 5 elbows max (90°elbow = 5' equivalent length) Flue 4" O.D. z Schedule 40 PVC/ ABS Venting (PVC Adaptor included, TH-PA01) Category III/IV Stainless Steel Intake 4" O.D. z ABS, PVC, Galvanized Steel, Corrugated Stainless Steel or Category III/IV Stainless Steel z
z
Accessories Accessories z
TM-RE30 Temperature Remote Controller
z
z
z
z
TH-PC02 Pipe Cover TH-NT01 Neutralizer Kit TK-IV01 Isolation valve Kit TH-PA01 PVC Adaptor (included)
Takagi Industrial Co. USA, Inc. 5 Whatney, Irvine, CA 92618 Tel: (949) 770-7171 Fax: (949) 770-3171 www.takagi.com
S-001-TH2DV-2
Flow Rate vs. Temperature Rise
Pressure Loss
50
120
45 100
40 35
80
30 25
60
20 40
15 10
Head Feet
10.0 9.0 8.0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0.0
Pressure Loss (psi)
Flow Rate (gpm)
T-H2-DV
20
5 0
0
20
40 60 80 100 Temperature Rise (°F)
120
0.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
0 9.0 10.0
140
Flow Rate (gpm) Set Temperature : 125 °F & lower Set Temperature: 130 °F & Higher
Installation Type Electric Consumption Fuel Gas Consumption Input Energy Factor Thermal Efficiency AFUE Inlet Gas Pressure Flow Rate
Water Pressure
Temperature Settings
Indoor, Direct Vent Only 120 VAC ; Standby: 0.07 A, Operation: 1.27 A, Freeze-Protection: 1.73 A NG LP Min 13,000 BTU/h Min 13,000 BTU/h Max 199,000 BTU/h Max 199,000 BTU/h 0.93 0.95 93.1% 94.7% 0.89 0.90 Min 5.0 "W.C. Min 8.0 "W.C. Max 10.5 " W.C. Max 14.0 " W.C. Current numbers based on factory testing 0.4 GPM 0.5-9.0 GPM required for continuous fire after initial ignition 15-150 psi
With PCB Push Buttons & LED Display
Pressure Only Relief Valve Required (Min 200,000 BTUs. 150 psi) 40 psi or above recommended for maximum flow 100°F, 105°F, 110°F, 115°F, 120°F (Default), 125°F, 135°F, 140°F, 145°F, 150°F, 155°F, 160°F, 165°F, 170°F, 175°F and 185°F (16 options)
With TM-RE30 Temperature Remote Controller 100°F to 185°F with 5°F intervals (18 options), 120°F Default Factory Setting Takagi USA reserves the right to change or discontinue the design, drawing and/or specification of its products without notice at anytime.
S-001-TH2DV-2