Whale Expanse Underfloor Water Heater (Gas only)


Whale Expanse Underfloor Water Heater

Whale Expanse Underfloor 8 litre Gas Water Heater

Underfloor Gas Water Heater with Whale® Water Heater Control Panel

The Expanse heater features a high efficiency pre-mixed burner and direct heat exchanger located inside the water tank designed to maximize heat transfer to heat water faster than any other Whale model

This water heater can be run on gas only

Please note that all Whale Water Heaters must be installed and serviced by a fully qualified gas engineer in accordance with the appropriate installation instructions

Additional Information :

When installed with Whale’s iVan® Wireless Touch Screen Control Panel (this is an optional extra and not supplied as standard) the user can run the water heater and space heater independently or together as required and can programme up to 3 timers so that hot water is available any time day or night

Specs :

  • Nominal Water Capacity: 8 litre
  • Gas: Butane/Propane 30mbar – CAT I3B/P (30)
  • Classification of Storage Water Heater: Type: C13
  • 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
  • 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.
  • PLEASE 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)

Key Features :

  • Easy to access – Integrated Pressure Relief Drain Valve
  • Winter protection – User-activated frost protection mode
  • External gas connections – No cut outs required
  • Underside flue connector
  • 8 litre capacity water tank
  • Easy mounting option – Integrated secure mounting bosses
  • Robust design
  • Superior insulation – Custom expanded polystyrene means water stays hotter for longer
  • Under floor installation opens up living and storage space

Whale part number : WW0821UC

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