FUSEHOLDERS
Protection Categories
Category PC1:
No integral protection against electric shock. If required, Designers/Manufacturers must provide
additional protection against electric shock on equipment.
Category PC2:
With integral protection against electric shock. Fuseholders shall have live parts inaccessible to
IEC 60529 Standard Test Finger, when fully assembled, without fuse carrier or fuse in place and when
fuse carrier, with fuse is being inserted or withdrawn.
Category PC3:
With integral protection against electric shock. Fuseholders shall have live parts inaccessible to
IEC 60529 1mm dia. rigid test wire when fully assembled, without fuse carrier or fuse in place and
when fuse carrier, with fuse, is being inserted or withdrawn.
For full definitions see IEC 60127-6 : 1994 Clause 9
FUSEHOLDERS
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