Siemens SINAMICS PM240-2 Hardware Installation Manual page 48

Connecting-up
5.1 Permissible line supplies
Additional requirements placed on the protective conductor
● For permanent connection, the protective conductor must fulfill at least one of the
following conditions:
– The protective conductor is routed so that it is protected against damage along its
– As a conductor of a multi-conductor cable, the protective conductor has a cross-
– For an individual conductor, the protective conductor has a cross-section ≥ 10 mm²
– The protective conductor consists of two conductors with the same cross-section.
● When connecting a multi-core cable using an industrial plug connector according to EN
60309, the protective conductor must have a cross-section of ≥ 2.5 mm² Cu.
48
complete length.
Cables routed inside electrical cabinets or enclosed machine housings are considered
to be adequately protected against mechanical damage.
section ≥ 2.5 mm² Cu.
Cu.
①
:
Hardware Installation Manual, 01/2017, A5E33294624B AE
Power Module PM240-2