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8
INSTRUCTION HANDBOOK
6.4 PHASE 4 – TRIP UNIT
Actions to be performed
Tools
8
Cross screwdriver
By means of the cross screwdriver unscrew the
2 screws fixing the trip unit frontal to the trip
unit main structure.
Torx key
No. 15
10
By means of the torx key unscrew the 3 screws
fixing the trip unit to the circuit breaker
breaking part.
Disassembled parts
*Trip unit will be furtherly disassembled (see Phases 6.11, 6.12 and 6.13)
9
Manually disassemble the transparent
protection from the trip unit frontal.
11
Manually slightly pull the trip unit as indicated
by the arrow and after lift the trip unit in order
to complete the removal.
• 2 screws (Metal)
• 1 trip unit frontal (Plastic)
• 1 trip unit transparent protection (Plastic)
• 1 trip unit (Plastic, Metal and Rubber) *
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