Specifications

6
ELECTRICAL REQUIREMENTS
3.6 This appliance must be earthed.
3.7 The installation must comply with national/local code of practices and Electricity
Supply Authorities requirements. All rules and requirements must be strictly
followed to safeguard against the hazards affecting life and property during and
after installation of this product and during subsequent servicing and
maintenance.
3.8 The Power Pack heater must only be connected to a 230/240V ac supply.
3.9 Before making any electrical connections within the installation, make sure
that no terminal is live. If in doubt, SWITCH OFF the whole installation at the
consumer unit or switch fuse (where tted).
3.10 The Power Pack heater must be connected to its own independent electrical
circuit.
3.11 It is a requirement that the branch circuit protection should be 40A for 7kw
Power Pack and 50A for the 9kw Power Pack.
Figure 4
Power pack unit
(use rear entry when it is
possible)
80A or 100A main switch
Meter
Meter ‘tails’
Consumer unit
RCD (can be part of the
consumer unit)
Double pole isolating switch:
pull cord or wall mounted in accordance
with IEE regulations
Make cut-out
using sharp knife
Figure 5 - Rear cable entry