Rheem Heat Pump HDi-310L Outdoor 1870H x 670

Rheem Heat Pump HDi-310L Outdoor 1870H x 670


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Rheem Heat Pump HDi-310L Outdoor

Heavy Duty Heat Pump HDi-310L

The latest generation in electric water heaters (hot water cylinders).

  • Large 310 litre storage capacity and increased recovery rate.
  • Uses approximately 1/3 the amount of electricity of a conventional electric water heater. Saving you up to 2/3 of your hot water energy cost.
  • The economical Rheem Heat Pump uses ambient heat from the atmosphere as its primary energy source.
  • Advanced single-pass top-down heating technology delivers hot water to the top of the tank, heating the tank from the ‘top-down’ and providing usable hot water faster.
  • Fast recovery rate minimises Heat Pump operation, extending product life.
  • Packaged as two separate components and connected during installation for simpler handling, delivery and installation.
Storage Capacity
Installation Pressure Energy Source
310 L Outdoor Only min 200kPa Electric
  • The Rheem HDi-310 Heavy Duty Heat Pump is designed for speedy recovery.
  • Save up to 2/3 of your hot water heating bill
  • Suitable for 3-6 people
  • “Top Down” heating ensures hot water is readily available
  • Up to 300% efficient
  • Back up electric element ensures hot water on the coldest of winter nights
  • Reduces energy use and greenhouse gas emissions
  • 5 year warranty

Model: HDi-310 A551310

Storage Capacity L 310
No. Of People (Moderate Climate) 3 – 7
No. Of People (Cold Climate) 3 – 5
Dimensions 1870 x 670 x 690mm (HxWxD)
Thermostat Setting °C 60
Water Connection Inlet & Outlet ” / mm RP ¾ / 20
T&PR Connection ” / mm RP ½ / 15
T&PR Setting kPa 1000
Max Water Supply Pressure w/out ECV kPa 800
Min Water Supply Pressure kPa 200
Max Input kW 3.6
Boost Capacity (L) L 220
Approx Wt Empty kg 135
Min Electrical Supply Amp 20 amp


Owners Guide

Recirculation Specifications


Shipping times vary for different products please see the list below for estimated shipping timeframes.

Product Shipping Times
Accessories 2-3 days
Basins 5-7 days
Baths 3-5 days
Showers 5-7 days
Toilet 5-7 days
Vanities (excluding Brighton range) Vanities are custom made and have a lead time of 2 weeks. A delivery date will be emailed on receipt of your order.
Vanities (Brighton range) 5-7 days
Heat Pumps 5-7 days
Gas Fires 3-5 days
Installation Accessories 2-3 days
Laundry 3-5 days
Pumps 3-5 days
Tapware 3-6 days
Water Filters 3-5 days
Water Heating Products 3-5 days

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