EHC DSR Smart Gateway, Installation & Operating Instruction, Page: 7 / 28

3. Installation (cont.)
6. At the bottom of the radiator, next to the mains
connection there is a small temperature sensor.
Loosen the gland and pull the sensor down by
approx
5
cm
, then re-tighten the gland. This
enables the radiator to gauge the room’s
temperature.
Electrical installation
• The appliance has been designed to be connected to 230 V (nominal) alternating current (AC);
50Hz supply and comes with a standard UK 13A 3 pin plug that can be directly connected to an
electrical socket.
• All electrical installation work, in particular protective measures, must be carried out in
compliance with the BS 7671 regulations, statutory provisions and ‘best industry practice’ of the
respective utilities provider.
• The electrical installation may only be carried out in compliance with the installation instructions
and by a competent suitably qualified electrical engineer.
WARNING - THIS APPLIANCE MUST BE EARTHED
• For each supply, a means for disconnection must be incorporated in the fixed wiring by a
double pole switch with a contact separation of a minimum of 3mm and in accordance with the
current IEE Wiring Regulations.
• The heater must not be installed immediately below a fixed socket outlet or any combustible
object.
• If multiple heaters are to be installed and plugged into the domestic socket ring circuit then
considerations should be made in regards to the total circuit loading.
Note:
Only IPX4 radiators are suitable for installation in bathrooms which allows for the
heater to be installed within Zone 2 as per regulation 701.32.4 . Regulation 701.411.3.3 of
BS7671 means that all circuits within a location containing a bath or shower will require RCD
protection not exceeding 30 mA and have the characteristics specified in regulation 415.1.
Local isolation should be provided for the heater however the isolation device must be installed
out with all zones and in compliance with regulation 701.512.3 and S ection 53 of BS7671.
‘Bathroom Zones for Radiator installation’ Zone 2
Zones
Page 6