Continuous flow gas hot water heaters preset to 75 °C with status monitor.
Suitable for mains and medium pressure residential and commercial applications. Also applications requiring higher hot water temperatures, can be set up to 85 °C (HD32 up to 95 °C). Hard or acidic water will need to be treated to use this product.
Available for NG or LPG. Gas type specified at time of purchase.
HD250 - 250 MJ/h or 69 kW
HD26 - 199 MJ/h or 55 kW
HD32 - 56 kW
HD26 ext - 47. 2 kW
HD26 int - 46 kW
HD32 - 80%, HD26 ext - 85%, HD26 int - 87%
Hot water capacity: 2.4-32 L/min (HD32), and 2.4-26 L/min (HD26)
Nominal water capacity: HD32 - 32 L/min at a 25 °C rise (1920 L/h), HD26 - 26 L/min at a 25 °C rise (1560 L/h)
External units → forced flue
Internal unit → room sealed forced flue
Direct electronic ignition
|HD32||1.05, 1.65||0.65, 0.95|
|HD26||1.15, 1.80||0.75, 1.15|
|HD26 int||1.00, 1.70||0.75, 1.15|
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.
|Model||Normal||Standby||Automatic frost protection|
|HD32||83 W||12 W||100 W|
|HD26||65 W||6 W||100 W|
|HD26 int||80 W||7.5 W||100 W|
Valve opens at 2060 kPa and closes at 1470 kPa
HD32 - 40, 43, 50, 55, 60, 65, 75, 85, and 95 °C
HD26 - 40, 43, 50, 55, 65, 75, and 85 °C
Flame failure, boil-dry protection, overheat protection (OHS), fusible link, pressure relief valve, combustion fan RPM check
Nominal operating pressure: 150-1200 kPa
Minimum water flow: 2.4 L/min (HD32 2.7 L/min)
HD32 - 29 kg, HD26 - 22 kg
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