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2. electrical
Read the section "important safety information" first
2.1. The installation must comply with BS 7671 "Requirements for Electrical
Installations" commonly referred to as the IEE Wiring Regulations, or any
particular regulations and practices, specified by the local electricity supply
company.
2.2. In a domestic installation, the electricity company fuse must be a minimum
of 80 Amps. As an 8.5 kW appliance is a high power unit it is essential
to contact your electricity supply company to ensure that the supply is
adequate for the purpose.
note! Voltage drop due to local heavy demand will reduce the shower
performance.
2.3. A separate permanently connected supply must be taken from the
consumer unit to the shower, via a double pole switch, with at least a 3 mm
contact separation. The switch can be a ceiling mounted pullcord switch
within the bathroom, or a wall mounted switch in an adjacent room.
Suitable ceiling mounted pullcord switches for Mira electric showers
include:-
2.4. The minimum cable size required is 6 mm
electrical power provided by the appliance, use the shortest possible cable
route from the consumer unit to the appliance.
As a guide only, the maximum 6 mm
and RCD installed, is 18 m for an Elite 8.5. If longer cable runs are required
then 10 mm
2.5. We recommend the inclusion of a 30 mA residual current device (RCD).
This may be part of the consumer unit or a separate unit.
2.6. The terminal block will not accept cable larger than 10 mm
14
Make
Ashley
Crabtree
MK
Tenby
Volex
should be used. Refer to BS 7671 for further clarification.
2
Mira Elite 8.5 240V 36 Amps
Mira Elite 8.5 230V 38 Amps
Model
rating
CS445N
2167
3164 WHI
CS7545
VX9706
. To obtain full advantage of the
2
cable length allowed with a 5 Volt drop
2
45 Amp
40 Amp
45 Amp
45 Amp
40 Amp
.
2
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