SECTION 7 -Breaker Maintenance {Cont.)
7.5 PRIMARY DISCONNECTS
Primary disconnects are found only on drawout break
ers. They provide the f lexible connection between the
breaker line and load terminals and the equipment line
and load terminals.
FIG. 22 - PRIMARY DISCONNECT
ASSEMBLY
FIG. 24 - PARTIAL PRIMARY DISCONNECT
ASM
The 800 ampere breakers w ith the exception of
AKR
30L use four primary d isconnect fingers per terminal.
The 1 600 amp, 2000 amp and
AKR
30L b reakers use
eight fingers per terminal. Fig. 22 shows a line and
load end d isconnect assembly. The line end d iscon
nects on fusible breakers have the spring pointing
downwards, otherwise t he are identical.
FIG. 23 - PARTIAL PRIMARY DISCONNECT
ASM
FIG. 25 - PARTIAL PRIMARY DISCONNECT
ASM
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