APPENDIX
App. - 8
Table: Recommended crimp terminals
Servo amplifier-side crimp terminals
Symbol
(Note 2) Crimp
terminals
Applicable tool
Manufacturer
a FVD5.5-4 YNT-1210S
(Note 1)
b
8-4NS YHT-8S JST
c FVD2-4 YNT-1614
Note 1.
2.
Coat the crimping part with an insulation tube.
Always use recommended crimp terminals or equivalent since some crimp
terminals cannot be installed depending on the size.
(6) Tightening torque of each terminal
Tightening torque [N•m]
Servo amplifier
L1 L2 L3 N- P3 P4 P+ C D L11 L21 U V W PE
MR-J4-10A/MR-J4-20A/
MR-J4-40A/MR-J4-60A/
MR-J4-70A/MR-J4-100A/
MR-J4-200A/MR-J4-350A
1.2
MR-J4-500A 1.2 0.8 1.2
MR-J4-700A 1.2 0.8 1.2
(7) About wiring protection
For installation in United States, branch circuit protection must be provided, in accordance with the
National Electrical Code and any applicable local codes.
For installation in Canada, branch circuit protection must be provided, in accordance with the Canada
Electrical Code and any applicable provincial codes.
(8) Options and peripheral devices
Use the UL/CSA standard-compliant products.
Use the molded case circuit breaker (UL489 Listed MCCB) or a Class T fuse indicated in the table
below.
Molded case circuit breaker Fuse
Servo amplifier
Current Voltage AC [V] Current [A] Voltage AC [V]
MR-J4-10A
MR-J4-20A
MR-J4-40A 10
MR-J4-60A
50 A frame 5 A
MR-J4-70A
MR-J4-100A
50 A frame 10 A 240
15
300
MR-J4-200A 50 A frame 20 A 40
MR-J4-350A 50 A frame 30 A 60
MR-J4-500A 50 A frame 40 A 80
MR-J4-700A 50 A frame 50 A 100
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