Maintenance and servicing
10.4 Replacing components
Inverter cabinet units
464
Operating Instructions, 12/2014, A5E32923362A
10.4.6
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 10-6 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 10-7 NH fuse puller with forearm protection for NH fuses
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