Stuart Turner Pumps - Lifting Station - Manual (Page 9)

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4 ELECTRICAL INSTALLATION
4.11 Regulations: The electrical installation must be carried out in
accordance with the current national electrical regulations and installed
by a qualified person.
4.12 Safety: In the interests of electrical safety a 30 mA. residual current
device (R.C.D. not supplied) should be installed in the supply circuit.
This may be part of a consumer unit or a separate unit.
4.13 Before starting work on the electrical installation ensure the power
supply is isolated.
4.14 This appliance must be earthed.
4.15 The wiring must not be exposed to water.
4.16 The supply cable must be positioned so that it is not stepped on, cut or
damaged.
4.17 Electrical Connection
The unit is provided with a factory fitted supply cord. This must be permanently
connected to the fixed wiring of the mains supply. Means for disconnection must
be incorporated in the fixed wiring in accordance with the wiring rules.
A suitable method of connection would be via a double pole switched, fused
connection unit complying with BS 1363-4, protected with a fuse (see technical
specification).
The connection unit should be mounted in an easily accessible position and
should be labelled if confusion is possible, to allow easy identification of the lifting
station isolating switch.
4.18 Wiring Of Connection Unit
WARNING: This appliance must be earthed.
The wires in the mains lead (supply cord) are coloured in accordance with the
following code:
Green and Yellow: Earth Blue: Neutral Brown: Live
As the colours of the wires in the mains lead of this appliance may not correspond
with the coloured markings identifying the terminals in your connection unit
proceed as follows:
The wire which is coloured green and yellow must be connected to the terminal
in the connection unit which is marked with the letter E or by the earth symbol:
or coloured green or green and yellow.
The wire which is coloured blue must be connected to the terminal which is
marked with the letter N or coloured black.
The wire which is coloured brown must be connected to the terminal which is
marked with the letter L or coloured red.