Condensing Water Heaters - Specification
Model
HDC1500i (internal)
HDC1500e (external)
HDC1500e (external)
Installation
depending
on model
depending
on model
Internal or external
Fuel
Natural Gas or LPG *
Control
Modulating
Output
(nominal)
(nominal)
2.27 kW to 56 kW (NG)
2.75 kW to 62 kW (LPG)
2.75 kW to 62 kW (LPG)
Exhaust type
Internal - Forced Room Sealed (Concentric)
External - Direct Forced Exhaust (No Flue Required)
External - Direct Forced Exhaust (No Flue Required)
Ignition
Electronic
Burner
Stainless steel
Low NOX
Less than 50ppm for all heaters
Weight
31kg
Water flow rate
1.5** to 37 L/min
Minimum
operating
water pressure
operating
water pressure
1.0 Bar
Noise level
50 db(A)
Connections
Gas
3/4 bsp
Water inlet
3/4 bsp
Water outlet
3/4 bsp
Condensate outlet
1/2 bsp
Electrical Supply
230V AC 50Hz 1ph
* Separate models available for Natural gas or LPG fuel.
** Minimum flow rate based on temperature set point and inlet conditions.