Duct Air Heater - No Control

This product range is now obsolete and no longer available from Vent-Axia. The information here is provided for reference only.

Circular Duct Air Heaters comprising of electric resistance elements, mounted in a pregalvanised steel casing. Every heater is fitted with a high temperature safety cut out operating at 120°C complete with push button manual reset.

Available in 100, 125, 150, 200, 250, 315 and 400mm diameter sizes. The air velocity across the heater elements must be greater than 2m/s and installed a minimum distance of one metre from the exhaust outlet of the fan unit. All fans supplying heaters above 6 kW should be fitted with an off-delay timer to dissipate any residual heat when the system is shut down.

Duct heaters must be used in conjunction with a fan heater controller and a temperature thermostat (room or duct) and an air pressure/flow switch.

DIMENSIONS:

Diameter kW Stages Phase Amps Stock Ref No
100mm 0.75 1 1 3.3 10531100
125mm 1.0 1 1 4.4 10531125
150mm 1.5 1 1 6.5 10531150
200mm 2.0 1 1 8.7 10531200
250mm 3.0 1 1 13.1 10531250
315mm 4.5 1 1/3 14.6 10531315
400mm 9.0 1 1/3 39.1 10531400

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ESTIMATED RUNNING COSTS

Calculate estimated running costs for this product using the tool below.
For average costs, leave the default values in place or enter your own figures in the boxes to recalculate.
Where a product has multi speeds, a typical installation has been used for the below calculations.


pence
(Your current electricity cost in pence per hour. This will be listed on your electric bill)
hours
(The average number of hours per day fan to run in Trickle mode)
hours
(The average number of hours per day fan to run in Boost mode)

Based on the inputted figures, estimated running costs would be:

Overview

Circular Duct Air Heaters comprising of electric resistance elements, mounted in a pregalvanised steel casing. Every heater is fitted with a high temperature safety cut out operating at 120°C complete with push button manual reset.

Available in 100, 125, 150, 200, 250, 315 and 400mm diameter sizes. The air velocity across the heater elements must be greater than 2m/s and installed a minimum distance of one metre from the exhaust outlet of the fan unit. All fans supplying heaters above 6 kW should be fitted with an off-delay timer to dissipate any residual heat when the system is shut down.

Duct heaters must be used in conjunction with a fan heater controller and a temperature thermostat (room or duct) and an air pressure/flow switch.

Technical

DIMENSIONS:

Diameter kW Stages Phase Amps Stock Ref No
100mm 0.75 1 1 3.3 10531100
125mm 1.0 1 1 4.4 10531125
150mm 1.5 1 1 6.5 10531150
200mm 2.0 1 1 8.7 10531200
250mm 3.0 1 1 13.1 10531250
315mm 4.5 1 1/3 14.6 10531315
400mm 9.0 1 1/3 39.1 10531400

Downloads

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