Bosch GWH 1600 PS - Manual (Page 3)

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Appliance details
3
2 Appliance details
2.1 GWH 1600 PS specifications
(Technical data)
Approved in US/Canada
Capacity
GWH 1600 PS: 4.3 GPM
Maximum output
GWH 1600 PS: 96,600 Btu/hr
Maximum input
GWH 1600 PS: 117,000 Btu/hr
Efficiency in %
Recovery efficiency 80%
Min. Output
GWH 1600 PS: 23,400 Btu/hr
Gas Requirement
Gas connection (inches) - ½” NPT
Inlet gas pressure under maximum operation*
• Propane: 10.5” - 14” water column
• Natural Gas: 5.7” - 14” water column.
* To measure Gas Pressure, see Measuring Gas
Pressure, chapter 3.8.
Venting
• Natural Draft
• Vent diameter (inches) - 5”
• Minimum height (feet) - 6’ with no elbows
• Vertical termination
• Sidewall termination only with AQ1 power vent kit.
Water
• Hot water connection (inches) - ½” NPT
• Cold water connection (inches) - ½” NPT
• Water valve material: Brass
• Minimum water flow: 0.5 gallon/minute (1.9 l/m)
• Minimum recommended water pressure: 30 PSI
(2.07 bar)
• Connections:
– Bottom of heater
Dimensions
• Depth (in): 8 ¾” (222 mm)
• Width (in): 18 ¼” (463 mm)
• Height (in): 29 ¾” (756 mm)
• Weight: 44 lb (20 kg).
Gas types
Natural Gas.
LP Gas
Safety devices
• Flame failure device (ionization thermocouple)
• Pressure relief valve (supplied with heater)
• Over heat prevention (temperature limiter).