Requirements to the connecting cables
Instruction handbook b maXX BM4400, BM4600, BM4700
Document No.: 5.12008.07 Baumüller Nürnberg GmbH
168
of 358
7.4
n Connection to single phase grounded power supply systems with isolated trans-
former for the following cases
1) BM441X, BM442X except for IT power supply systems
2) BM443X ... BM447X, BM46XX, BM47XX at operating altitude > 2000 m
Figure 76: Connection to single phase grounded power supply systems with an isolated transformer
7.4 Requirements to the connecting cables
h Take into account IEC/EN 60204-1, Chapter 13 when selecting the cable.
h T
he protective ground cross-section of the cable must be compliant with IEC/
EN 60204-1, Section 5.2, Tab. 1.
h A fixed conn
ection for the protective ground conductor is mandatorily specified for op-
eration of the device.
h Use cop
per cable approved for a minimum of 60 °C (drives < 3 x 100 A) or 75 °C
(drives 3 x 100 A), if comply with UL 508C.
For further details (e.g. maximum permitted length), see ZCabling– from page 268.
7.5 Protection of the device and the cable
Fuses must be installed to protect this device and the cables against overload and pos-
sible damage/destruction through the electrical power supply. For data on the required
fuses, see ZFuses– from page 273.
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