Mitsubishi Electric C Series Handling And Maintenance page 40

(3) Plug-in type
● Assembling procedure
1. Attach the plug-in terminal
block having the stud onto
( )
the panel or the angle.
If the plug-in terminal
block is separate type,
place the circuit breaker
temporarily for positioning
the push-in terminal block.
2. Attach the connection con-
ductor to the plug-in stud.
3. Turn OFF the circuit breaker
and insert into the plug-in
( )
terminal block.
Take off the cushion
(foamed polystyrene of
white) inserted into the tu-
lip paart
4. With the attached screw or
to nut, fix the circuit breaker
onto the plug-in terminal
block using the mount hole
on the breaker.
(Note)
❈ At wiring, refrain from applying excessive tensile load onto the stud.
❈ Fasten the double-nut type in the following manner.
❈ At fasten ing the connection conductor, refrain from applying excessive
load onto the side wall of the plug-in terminal block.
Panel
Plug-in
Mounting screws
terminal block
for the plug-in
terminal
Connection
conductor
Screw A
Connection conductor
(1) After fastening with standard
torque, fix with a spanner.
(2) Fasten the lock nut.
Panel
block ● Conductor connection
<Bar stud>
Circuit breaker
<Screw stud>
Circuit breaker
● For fastening torque, refer to Appendix 2.
Circuit breaker
Bolt A
Plug
Stud
Example of composition of plug-in type
Conductor connection
Connection
conductor
Bar stud
Screw E
Plug-in terminal block
Nut D
Screw
Plug-in
Connection
terminal block
conductor
Plug-in
terminal block
Round stud
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