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Tankless Water Heater Speci Cations - Bosch C1210ES Applications Manual

Bosch greentherm & therm tankless water heaters
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1 2 | THERM/GREENTHERM Tankless Water Heaters

6.2 Tankless Water Heater Speci cations

Technical Speci cations
Gas input
Minimum ow to activate
Maximum ow rate at 35° rise
Maximum ow rate at 90° rise
Thermal ef ciency
Energy factor
Dimensions
Weight
Modulating gas valve
Ignition
Gas connection
Water connections
NG gas pressure
LP gas pressure
Water pressure- static
Electrical supply
Venting options
Venting diameter
Vent material
Temperature range
Data subject to change
Unit
C 1210 ES /
C 1050 ES
C 1210 ESC
Max: 225,000
Max: 199,000
BTU/hr
Min: 25,000
Min: 19,900
GPM
0.5
0.5
GPM
12.1
10.5
GPM
4.6
3.9
NG: 94
NG: 94
%
LP: 94
LP: 94
N/A
.94
H: 30½
H: 30½
Inches
W: 17
W: 17
D: 11¼
D: 11¼
LBS
88
74
Electronic
Electronic
Electronic
Electronic
¾
¾
Inches
Male NPT
Male NPT
¾
¾
Inches
Male NPT
Male NPT
Inches
Min: 3.5
Min: 3.5
of
Max: 10.5
Max: 10.5
W.C.
Inches
Min: 8.0
Min: 8.0
of
Max: 13.0
Max: 13.0
W.C.
Min: 30
Min: 30
PSI
Min (well): 40
Min (well): 40
Max: 145
Max: 150
VAC
120
120
direct vent,
direct vent,
room-sealed,
room-sealed,
combustion
combustion
Inches
3 or 4
3 or 4
PP common
vent, PP
PP common
up and out
vent, PP twin
concentric
pipe, PVC,
vent, PP twin
CPVC,
pipe, PVC,
or ABS
CPVC,
(Schedule 40)
or ABS
(Schedule 40)
100-140°F
100-180°F
100-184°F
(ESC)
°F
100-140°F
(requires HT
(ES)
kit)
Models
C 950 ES
940 ES
Max: 175,000
Max: 199,000
Min: 19,900
Min: 19,900
0.5
0.5
9.2
9.4
3.6
3.6
NG: 93
NG: 82
LP: 93
LP: 82
.93
.83
H: 30½
H: 30½
W: 17
W: 17
D: 11¼
D: 11¼
74
67
Electronic
Electronic
Electronic
Electronic
¾
¾
Male NPT
Male NPT
¾
¾
Male NPT
Male NPT
Min: 3.5
Min: 3.5
Max: 10.5
Max: 10.5
Min: 8.0
Min: 8.0
Max: 13.0
Max: 13.0
Min: 30
Min: 30
Min (well): 40
Min (well): 40
Max: 150
Max: 150
120
120
direct vent,
direct vent,
room-sealed,
room-sealed,
combustion
combustion
3 or 4
3 or 4
PP common
vent, PP
up and out
concentric
Stainless
vent, PP twin
steel
pipe, PVC,
(AL29-4C)
CPVC,
or ABS
(Schedule 40)
100-140°F
100-140°F
100-184°F
100-184°F
(requires HT
(requires HT
kit)
kit)
Applications Manual
940 ESO
830 ES
Max: 199,000
Max: 175,000
Min: 19,900
Min: 19,900
0.5
0.5
9.4
8.3
3.6
3.6
NG: 82
NG: 82
LP: 82
LP: 82
.83
.83
H: 30½
H: 30½
W: 17
W: 17
D: 11¼
D: 11¼
67
67
Electronic
Electronic
Electronic
Electronic
¾
¾
Male NPT
Male NPT
¾
¾
Male NPT
Male NPT
Min: 3.5
Min: 3.5
Max: 10.5
Max: 10.5
Min: 8.0
Min: 8.0
Max: 13.0
Max: 13.0
Min: 30
Min: 30
Min (well): 40
Min (well): 40
Max: 150
Max: 150
120
120
outdoor
direct vent,
installation
room-sealed,
only
combustion
N/A
3 or 4
Stainless
Outdoor vent
steel
cap supplied
(AL29-4C)
100-140°F
100-140°F
100-184°F
100-184°F
(requires HT
(requires HT
kit)
kit)
Bosch Thermotechnology Corp.

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