Bosch C 1210 ES Applications Manual page 12

1 2 |
Technical Specifi cations continued
Model
Gas input
(BTU/hr)
Minimum fl ow to activate (GPM)
Maximum fl ow rate at 35° rise (GPM)
Maximum fl ow rate at 90° rise (GPM)
Thermal Effi ciency
Dimensions
(inches)
Weight (lbs.)
Modulating gas valve
Ignition
Gas connection
Water connections
NG gas pressure
(inches of W.C.)
LP gas pressure
(inches of W.C.)
Water pressure
Static - (PSI)
Electrical supply
Venting options
Venting diameter
(inches)
Vent material
Data subject to change without notice | 01.2011
660 EF 660 EFO
Min: 20,000 Min: 20,000
Max: 140,000 Max: 140,000
0.5 0.5
6.6 6.6
2.6 2.6
NG: 82% NG: 82%
LP: 82% LP: 82%
H: 20.5 H: 20.5
W: 13.8 W: 13.8
D: 6.7 D: 6.7
36 36
yes yes
Electronic Electronic
¾" Male NPT ¾" Male NPT
¾" Male NPT ¾" Male NPT
Min: 4 Min: 4
Max: 10.5 Max: 10.5
Min: 8 Min: 8
Max: 14 Max: 14
Min: 30 Min: 30
Min (well): 40 Min (well): 40
Max: 150 Max: 150
120VAC 120VAC
Fan assisted Outdoor
installation
Vertical and
horizontal
termination
3 N/A
Stainless steel N/A
(AL29-4C)
THERM Tankless Water Heater Applications Manual
520 HN 520 PN
Min: 30,735 Min: 31,000
Max: 117,000 Max: 117,000
0.5 0.5
5.2 5.2
2.0 2.0
NG: 80% NG: 78%
LP: 80% LP: 78%
H: 36.75 H: 25.79
W: 18.25 W: 18.11
D: 10.5 D: 8.66
35 35
no no
Hydro- Standing
generated pilot
¾" Male NPT ¾" Male NPT
½" Male NPT ½" Male NPT
Min: 5.7 Min: 5.7
Max: 14 Max: 14
Min: 10.5 Min: 10.5
Max: 14 Max: 14
Min: 30 Min: 30
Min (well): 40 Min (well): 40
Max: 150 Max: 150
N/A N/A
Vertical Vertical
natural draft natural draft
* horizontal * horizontal
termination termination
only with AQ4 only with AQ4
vent kit vent kit
5 5
Type B-vent Type B-vent
recommended recommended
BOSCH THERMOTECHNOLOGY CORPORATION
330 PN
Min:
Max: 74,900
0.5
3.3
1.3
NG: 78%
LP: 78%
H: 22.83
W: 12.20
D: 8.66
26
no
Standing
pilot
½" Male NPT
½" Male NPT
Min: 5.7
Max: 14
Min: 10.5
Max: 14
Min: 30
Min (well): 40
Max: 150
N/A
Vertical
natural draft
* horizontal
termination
not allowed
4
Type B-vent
recommended