TC12 Installation, Commissioning & Maintenance Handbook
3.3 COMM
3.3.1 afety Tests on the TC12 Outstation
Comark Insula
Clare R133R10 Earth Continuity Tester (or similar).
3.3.1.2 Safety Considerations
te o lified personnel are allowed to
operate the eq t.
Hazardous - observe any warning
3.3.1.3 Pre-T
the Outstation (see section 3.4.4 for a
3.3.1 formed
:
DC Test).
3.3.1.5 Earth Continuity/Insulation Resistance Test Set Up
ese tests; however make sure
3.3.1.6 Earth Continuity Test Procedure
Connect one probe of the Earth Continuity Tester to the Earth wire of the
Outstation mains lead. Connect the other probe to the following points (it may be
necessary to find a suitable place to test without paint) and make sure the reading
is below 0.5 Ohms:
ISSIONING
S
3.3.1.1 Test Equipment
Multimeter (e.g. Fluke 77 or similar).
tion Meter 1905 (or similar capable of 1000 V).
RCD Tester (e.g. Seaward RC500).
Statutory and Company legislation relating to safety must be followed. During
sting hazard us voltages will be present, only qua
uipment with hazardous voltages presen
ELECTRIC SHOCK RISK
voltages are present within the equipment
labels and do not remove any protective covers.
est Inspection
Check that the correct fuses are fitted to
description of the fuses fitted to the Outstation).
.4 Outline of Tests to be Per
The sequence of tests will be
(1) Earth Continuity Check.
(2) Insulation Check (1000 V
The Outstation is not wired to the mains during th
he Outstation mains plug is fully pu ntothat t shed i the Outstation mains socket with
the unconnected wires on the other end of the mains cable accessible.
666/HE/43100/000 Page 86 Issue 9