Fuseholders Protection Category
November 1, 2021
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fuse is being inserted or withdrawn.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fuse, is being inserted or withdrawn.