Page 103 - Electrician - TT (Volume 1)

ELECTRICIAN - CITS

Rewireble (kit kat fuses)
These are mostly used in domestic installations. These fuse consist of a porcelain base and having two fixed
contacts for connecting the incoming and outgoing cables. These fuses are low rupturing capacity.

Cartridge fuse
Can be classified into two groups

Low repturing capacity fuses
These are used to domestic installations It is further divided into two:

Ferrule Contact And Diazed Screw Type Cartridge Fuse .
Ferrule contact:It is used for protecting electrical and electronics circuits . These are available in
25,50,100,200,250,500milli amp and also in 1 to32 amp . its body is made of glass and fuse wire is connected to
two metallic caps.

Diazed screw type cartridge fuse

This type fuse is commonly used in domestic and industrial electrical installations. It is available in current rated
for 2,4,6,10,16,20,25,35,50and 63 amp.

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CITS : Power - Electrician & Wireman - Lesson 20-25