Selection Of Molded-Case Circuit Breaker, Fuse, And Magnetic Contactor (Example); Mr-J2S Series, Molded-Case Circuit Breakers, Fuses, And Magnetic Contactors - Mitsubishi Electric MELSERVO-J2S Series Transition Handbook

Part 9: Review on Replacement of Optional Peripheral Equipment

4.3 Selection of Molded-Case Circuit Breaker, Fuse, and Magnetic Contactor (Example)

4.3.1 MR-J2S series, molded-case circuit breakers, fuses, and magnetic contactors

CAUTION
When using a fuse instead of the molded-case circuit breaker, use the one having the specifications given in
this section.
Servo amplifier
MR-J2S-10_(1)
MR-J2S-20_
MR-J2S-40_/20_(1)
MR-J2S-60_/40_(1)
MR-J2S-70_
MR-J2S-100_
MR-J2S-200_
MR-J2S-350_
MR-J2S-500_
MR-J2S-700_
MR-J2S-11K_
MR-J2S-15K_
MR-J2S-22K_
MR-J2S-60_4
MR-J2S-100_4
MR-J2S-200_4
MR-J2S-350_4
MR-J2S-500_4
MR-J2S-700_4
MR-J2S-11K_4
MR-J2S-15K_4
MR-J2S-22K_4
Note. Use a molded-case circuit breaker with operating characteristics equivalent or higher than our multi-
purpose product.
Select a molded-case circuit breaker with a short shut-off time to prevent smoking
and fire from the servo amplifier.
Always use one molded-case circuit breaker and one magnetic contactor with one
servo amplifier.
Molded-case circuit breakers, fuses, and magnetic contactors
Molded-case
Circuit breakers
(Note)
30 A frame 5 A
30 A frame 10 A
30 A frame 15 A
30 A frame 20 A
30 A frame 30 A
50 A frame 50 A
100 A frame 75 A
100 A frame 100 A
225 A frame 125 A
225 A frame 175 A
30 A frame 5 A
30 A frame 10 A
30 A frame 15 A
30 A frame 20 A
30 A frame 30 A
50 A frame 40 A
60 A frame 60 A
100 A frame 75 A
225 A frame 125 A
Fuses
Class Current [A] Voltage [V]
10
15
20
25
K5 40 AC 250
70
125
150
200
250
350
9 - 20
Magnetic contactor
S-N10
S-N18
S-N20
S-N35
S-N50
S-N65
S-N95
S-N125
S-N10
S-N18
S-N18
S-N20
S-N25
S-N35
S-N65