Electrical Connections; 4.3.9.1. Power Cable Connection - Siemens 8BT2 Installation And Operating Instructions Manual

4.3.9.

Electrical connections

4.3.9.1. Power cable connection

Preconditions
switch"
56
ATTENTION!
Make sure that the pressure relief flaps (shown at fig49 and 53) are mounted after the
closed pressure exhaust channel assembly to be able to keep the degree of protection IP4X
of the complete switchgear according to IEC 60529.
In the instructions given in the following sections it is assumed that a new switchgear is
being installed which has not yet been connected to the mains, and that it is therefore not
live.
DANGER!
High voltage! Danger!
If you are going to extend an existing switchgear assembly or replace components,
please contact your regional SIEMENS representative.
NOTE!
Please observe:
Before performing any kind of work in the cable compartment, remove the
associated withdrawable part from the panel (circuit breaker truck, etc.)
DANGER!
High voltage! Danger!
Do not touch live components.
Ensure that the switchgear is only operated by qualified personnel who are familiar
with the operating instructions and observe the warnings.
Observe the five safety rules.
DANGER!
Risk of injury! During operation of electrical equipment and switchgear, parts of this
equipment are under dangerous electrical voltage. Mechanical parts may move quickly,
even remotely controlled.
Do not remove covers before reading the instruction.
Do not reach into openings.
Do not touch circuit breaker poles and operating rods.
NOTE!
High voltage cables can be connected from;
front only for wall standing version
front and rear for free standing version
• Earthing switch closed, seem Page 78 – clause 6.10, "Operating the feeder earthing
• Truck removed from the panel, see Page 71 – clause 6.6, "Racking the switching device
Revision 04 * INSTALLATION AND OPERATING INSTRUCTIONS 8BT2 * 881-4027.9