Rinnai INFINITY® HD250 external (REU-VM3237WC)

Overview

Discontinued
Discontinued 2009

External continuous flow gas hot water heater preset to 75 °C with status monitor.

Suitable for mains and medium pressure residential and commercial external applications. Also applications requiring higher hot water temperatures, can be set up to 95 °C. Hard or acidic water will need to be treated to use this product.

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Technical Specifications

Colour

Silver

Gas type

Available for NG or LPG. Gas type specified at time of purchase.

Input

250 MJ/h or 69 kW

Output

55.2 kW

Efficiency

80%

Capacity

Hot water capacity: 2.4-37 L/min
Nominal water capacity: 32 L/min at a 25 °C rise (1920 L/h)

Connections
  • Hot water outlet R¾ (20 mm)
  • Cold water inlet R¾ (20 mm)
  • Gas supply R¾ (20 mm)
Exhaust system

Forced flue

Ignition system

Direct electronic ignition

Injector size (mm)

NG: 1.00, 1.65
LPG: 0.75, 1.15

Line pressure (max.)

3.5 kPa (maximum standing pressure under abnormal intermittent conditions is 5.0 kPa).

In the case of commercial metering (i.e. 35-37 kPa coming in), there may be a requirement to regulate the incoming line pressure down.

Noise level

49 dB(A)

NOx af

55 ppm

Power consumption

Normal 72 W, standby 2 W, automatic frost protection 116 W

Pressure relief

Valve opens at 2060 kPa and closes at 1470 kPa

Safety devices

Flame failure, boil-dry protection, overheat protection (OHS), fusible link, pressure relief valve, combustion fan RPM check

Water flow control

Water flow sensor, electronic water flow control devices, and electronic by-pass flow control device

Water supply

Nominal operating pressure: 140-1000 kPa
Minimum water flow: 2.4 L/min

Weight

29 kg

Compliance

Energy Safety Supplier Declaration of Compliance: Declaration number - 10996200911

Market release

2006

Discontinued

2009