Appliance Details; Features; Aq125 Bo Specifications (Technical Data) - Bosch AQ 125BO LP Use And Care Manual

Appliance details
2 Appliance details
2,1 Features
Burner output proportional to hot water flow demand
for maximum energy efficiency
Stainless steel burners with stabilized blue flame
Built-in corrosion resistant draft diverter
Adjustable water flow restrictor to ensure that water
flow demand will not exceed the heating capacity of
the heater
• Safety thermocouple at pilot burner
• Automatic overheating protection shut-off sensor
• Copper heating coils for endless supply of hot water
• Easily removable one-piece cover
• Easy one person installation
• Easy Pilot Flame Ignition with push button piezo
ignition.
BOSCH is constantly improving its
products, therefore specifications are
subject to change without prior notice.
2,2 AQ125 BO specifications
(Technical data)
Approved in US/Canada
Capacity
Maximum flow rate: 3.7 GPM (14 I/min) at a 45°F
(25°C) rise.
Maximum output
101,772 Btu/h (29.8 kW)
Maximum input
117,000 Btu/h (34.3 kW)
Efficiency in %
Recovery efficiency 80%
Min. Output
28,000 Btu/h (8.2 kW)
Gas Requirement
Gas connection (inches) - 3/4"
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 3.6.
Water
• Hot water connection (inches) - 1/2"
• Cold water connection (inches) - 1/2"
• Water valve material: Polymer (PPS) (Polypropylene
Sulfid)
• Minimum water flow: 0.5 gallon/minute (1.9 I/m)
• Minimum recommended water pressure: 30 PSI
(2.07 bar)
• Connections:
- Bottom of heater
Dimensions
• Depth (in): 10.5" (265 mm)
• Width (in): 18.25" (460 mm)
• Height (in): 36.75" (936 mm)
• Weight: 64 pounds (29 kg).
Gas types
Natural Gas.
LP Gas
Safety devices
• Flame failure device (ionization flame rod sensor)
• Pressure relief valve (supplied with heater)
• Over heat prevention (temperature limiter).
Water resistant
IP X5 (protection against water drops).
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