The heater requires 415v 3 phase 50Hz electrical supply of appropriate rating to cover the unit wattage requirements.

The elements are connected in delta configuration.

Units up to 24kW have one delta system and two contactors.

Units above 24kW have two separate delta systems and four contactors.

For further electrical detail refer to schematic diagram situated on underside of the grey heater cover.

The heater should only be installed by competent trade staff with the appropriate qualifications to carry out the work and must be installed in accordance with all relevant statutory requirements governing the installation.

For any further information on Electric Heaters please contact us.