82 Publication 2100-IN012C-EN-P - April 2009
Chapter 7 Final Check List Before Energizing
6 Space Factor (full section) Units
When properly latched, the slots on all arc resistant latches are vertical
and the latch springs are compressed. The spacing of the spring coils
are decreased.
Spring Compression
An arc resistant latch is
used for the second and
fourth positions. Other
latches are standard
quarter turn.
Arc Resistant LatchesStandard Latches
Uncompressed Spring Compressed Spring
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