INSTALLATION SPECIFICATION
Eaton Industries Pty Ltd
August 2010
10 Kent Road, Mascot, NSW 2020, Australia
Page
10
of
13
DOCUMENT# 510091
F
In the case of an armoured/shielded output cable, trim the armour/shield flush with the cable
sheath. Heatshrink insulation over for a neat joint.
F
Except for directly-connected loads, the load circuit earth must not be connected to this unit. Refer
to the installation checklist.
F
Fit wire lugs, using an appropriate tool. Ensure crimps are solid with no broken wires.
F
Connect the earth wire from input cable to the earth stud on the geartray. Bolt torque is 15Nm.
F
(TT models only) connect the “Surge Return Earth” cable to the terminal marked; “
EARTH Primary
surge return
”. Bolt torque is 15Nm.
F
Connect
input
phase and neutral wires to positions as marked. Use the correct-size spanner to
prevent the bolt heads from turning. Ensure adequate clearance from other terminals. Use a
suitable torque-indicating wrench to tighten the securing nuts. Bolt torque is 15Nm.
F
Connect
output
phase and neutral wires to positions as marked. Use the correct-size spanner to
prevent the bolt heads from turning. Ensure adequate clearance from other terminals. Use a
suitable torque-indicating wrench to tighten the securing nuts. Bolt torque is 15Nm.
F
If external alarm wiring is required, fit the 16mm cable gland, removing the blanking plug first.
F
Connect alarm cable (must be double-insulated) through the 16mm cable gland.
F
Using self-adhesive cable tie holders, secure alarm cable to cabinet, leaving a small amount of
slack for movement.
F
Strip alarm wires to required length and fit ferrules as required. Note that alarm connections are
shown in the 'normal' operating position and will be reversed when the unit is not powered.
F
Ensure all cables ties are fitted, tightened and trimmed.
This completes cable installation ready for pre-commission testing. Please sign-off before proceeding to
the next stage.
Completed by:
Date:
6. PRE-COMMISSIONING TESTS
Prior to commissioning of the unit, testing must be performed to ensure that the unit is safe to
commission. Follow the steps below.
Perform all steps even if the site is not yet connected to power.
F
Inspect wiring, checking that insulation is undamaged and wire locations correspond to the correct
diagram.
F
Ensure that all fasteners are tightened by tugging gently on cables.
F
Replace the cable cover, fitting the 4 nylon screws finger-tight only.
F
Ensure that the load is isolated. Tag-off relevant load breakers/fuses to prevent load energisation
during commissioning.
F
Replace door.
F
Reconnect the door earth cable.
F
Close door and lock.
F
Restore neutral connections at the switchboards if necessary.
This completes pre-commission testing. Please sign-off and proceed to the next stage.
Completed by:
Date:
