Principles Of Operation - Whale Expanse WW0821U Consignes D'installation Et D'utilisation

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PRINCIPLES OF OPERATION

The Whale® Expanse™ Water Heater is a gas operated storage water heater. Expanse™ can be installed onboard
the vehicle or externally under the vehicle. The unique design has an 8 litre capacity hot water tank which
incorporates versatile controls to deliver low current draw or fast heat up settings. With robust insulation and no
removable flue cover, the Whale® Expanse™ Water Heater only requires minimal maintenance.
Read the following carefully before installation
2. SPECIFICATION
Model: WW0821U (Suffix: B or R or C) / WW0821O (Suffix: B or R or C)
WW0821U (Suffix: B or R or C)
Maximum dimensions inside vehicle:
Height: 180mm (underfloor), Width: 262mm, Length: 522mm, Dry Weight: 4.5kg
WW0821O (Suffix: B or R or C)
Maximum dimensions inside vehicle:
Height: 252mm, Width: 280mm, Length: 522mm, Dry Weight: 4.5kg
Nominal Water Capacity 8 litre
Gas: Butane/Propane 30mbar - CAT I 3B/P (30)
Classification of Storage Water Heater: Type: C 13
Nominal Heat Input: Gas 1.35kW
Standby Consumption: Gas 43W
Nominal Voltage: 12V d.c. (10.1 Volt d.c. min. to 14.9 Volt d.c. max.)
Maximum Current d.c: 0.48 Amps (0.03 Amps on standby)
Maximum Water Supply Pressure: 190kPa (1.9 Bar)
Rated Pressure: 300kPa (3.0 Bar)
Pressure Relief Valve Setting: 300kPa (3.0 Bar)
Maximum Caravan Floor Thickness: 47mm
Ingress Protection Rating: IP45
Note: If connecting to mains water supply, a suitable water pressure regulator must be connected to ensure that the
maximum supply water pressure does not exceed 190kPa (1.9 Bar).
Dry Storage Temperature: -20°C to 70°C
Maximum Water Temperature: Approx. 72°C
Typical heating up times from 15°C to 70°C: Approx. 26 minutes.
Whale's policy is one of continuous improvement and we reserve the right to change specifications without prior
notice.
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