Maintenance and servicing
11.4 Replacing components
Converter cabinet units
636
Operating Instructions, 07/2016, A5E03347396A
11.4.10
Replacing the LV HRC fuses
Description
NH fuses (low-voltage high-breaking-capacity fuses), also called knife fuses, are used, for
example, in the on/off switches of the power supplies.
Figure 11-12 NH fuse
Preparatory steps
●
Keep the safety equipment close at hand: NH fuse puller with forearm protection for NH
fuse-links
●
Observe the national safety regulations.
Figure 11-13 NH fuse puller with forearm protection for NH fuses
Summary of Contents for SINAMICS G150
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