Product Guide

Specifications
510C: Flow Rate vs. Temperature Rise
Set temperature: 125°F (52°C) or lower
Set temperature: 130°F (55°C) or higher
140120100806040200
12
10
2
4
6
8
0
Flow Rate (gpm)
1
3
5
7
9
11
13-3/4” (350 mm)
10-1/2” (266.5 mm)
5-7/16” (137.7 mm)
19-1/2” (495.7 mm)
20-1/2” (520 mm)
6-3/8”
(162.3 mm)
7-9/16”
(192.3 mm)
4-1/4”
(107.8 mm)
5-11/16”
(145 mm)
Cold 1-5/8” (42.0 mm)
Hot 4-1/8” (105.4 mm)
120 VAC 2-1/4” (57 mm)
Gas 4-13/16” (122.1)
1.0” (25.5 mm)
5-7/16” (137.7 mm)
Top view
Front view Side view
Boom view
13-3/4” (350 mm)
10-1/2” (266.5 mm)
5-7/16” (137.7 mm)
19-1/2” (495.7 mm)
20-1/2” (520 mm)
6-3/8”
(162.3 mm)
7-9/16”
(192.3 mm)
4-1/4”
(107.8 mm)
5-11/16”
(145 mm)
Cold 1-5/8” (42.0 mm)
Hot 4-1/8” (105.4 mm)
120 VAC 2-1/4” (57 mm)
Gas 4-13/16” (122.1)
1.0” (25.5 mm)
5-7/16” (137.7 mm)
Top view
Front view Side view
Boom view
Installations are simple and flexible with
contractor-preferred concentric venting
Long venting runs up to 43 feet and
operates in altitudes up to 10,100 feet
Gas convertible from natural gas to
propane using the included conversion kit
Flow Rate up to 10 GPM
• Values based on factory testing. 0.4 GPM required for
continuous fire after initial ignition.
Meets Ultra-Low NOx requirements
Dimensions
510C: Pressure Loss
Set temperature: 125°F (52°C) or lower
Set temperature: 130°F (55°C) or higher
8.0 10.06.0402.00.0
100
90
80
70
60
50
40
30
20
10
0
Pressure Loss (psi)
Set Temperature 125°F (52°C) or higher, maximum flow rate is limited to 8.0 gpm.
Head (ft)
220
200
180
160
140
120
100
80
60
40
20
0
Water Pressure: 15-150 psi
• Pressure Only Relief Valve Requires (Min 199,000 btu/h,
150 psi)
• 40 psi or above recommended for max. flow
Easy-Link up to 4 heaters or connect up to
20 heaters with a Multi-Unit Controller
Warranty
• 15-year limited warranty on heat exchanger in residential
applications.
• 5-year limited warranty on heat exchanger in commercial
applications.
• 5-year warranty on all parts.
• Refer to takagi.com for further warranty details
510C: Flow Rate vs. Temperature Rise
Temperature rise (°F)
Flow rate (gpm)
510C: Pressure Loss
Flow Rate (gpm)
Pressure Loss (psi) Head (ft)
22