Installation
Instruction handbook b maXX BM5500, BM5600, BM5700
Document No.: 5.13008.10
163
of 314
7
n Connection to single phase grounded power supply systems with isolated trans-
former for the following cases
1) BM552X except for IT power supply systems
2) BM553X ... BM557X, BM56XX, BM57XX at operating altitude > 2000 m
Figure 79: 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 Th
e protective ground cross-section of the cable must be compliant with IEC/
EN 60204-1, Section 5.2, Tab. 1.
h A fixed
connection for the protective ground conductor is mandatorily specified for op-
eration of the device.
h Use
copper 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), refer to ZCabling– from page 246.
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, refer to ZFuses– from page 266.
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