Tankless Water Heater Speci Cations - Bosch C1210ES Applications Manual

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.