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4

PC Unit Mounting Procedure

 

Please attach PC unit in front connected breaker.

 

1

Removal of I,J and K 

  <

For E125,S125,E250,S250

>           <

For H125,L125,H250,L250

 
 

 

 

                                                      J                                                                    K

 

 
 

 

                                                3P:6pcs                                                          3P:3pcs 

                                                4P:8pcs                                                          4P:4pcs 

 

                                                                                                                            L 

 
 
 

                                                                                                                      3P:3pcs 

                                                                                                                      4P:4pcs 

 

2

Removal of M (for H125,L125,H250,L250) 

 
 
 
 
 
 
 
 
 

3

Removal of N (for H125,L125,H250,L250) 

 
 
 
 
 
 
 

4

 

 
 
 

6

Cleaning

 

7

Insert

  

8

Check contact state

  

9

Tightening

  

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

 

 
 

 

 

 

 

M6

×

16

 

 

4.60

5.98N

m

 

M6

×

20

 

 

 

4.60

5.98N

m

 

 

5

Mount the carrier B or C to rear side of breaker. 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

M4

×

16

 

 

1.0

1.7N

m

 

 
 
 

Before mounting the carrier ,make sure that the breakers are in the 

I (ON) position.

 

 
 

 

10

Stick the sticker G on the breaker body. 

 
 
 
 
 
 

 
 

 
  

 
 
 

5

Operation check

 

1

Turn ON the breaker and measure distance O. 

2

Turn OFF the breaker and measure distance O. 

3

Turn ON the breaker and measure distance P. 

4

Turn OFF the breaker and measure distance P. 

                                            O 
 
 
 
 
 
 
 
 

   
   
 
 
 
                        P 
 

 

ON 

Min. 100 (mm)   

O  OFF 

Max. 94 (mm) 

ON 12.7-13.3 

(mm) 

OFF

 

9.7-10.3 (mm) 

 

OPEN THE MCCB
BEFORE MOUNTING
OR REMOVING.

MCCBをOFFにして
取付け・取外し下さい。

3㎜

4㎜

B or C

 

D

 

3P : 6pcs 

4P : 8pcs

 

M

 

3P : 6pcs 

4P : 8pcs

 

N

 

E or F

(for E125,S125,E250,S250)

(for H125,L125,H250,L250)

A

 

G

 

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