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APPENDIX
App. - 48
App. 11.2 Without regenerative resistor
App. 11.2.1 Summary
This section explains servo amplifiers without a regenerative resistor. The things not explained in this section
will be the same as MR-J4-_B_(-RJ).
App. 11.2.2 Model
The following describes what each block of a model name indicates. Not all combinations of the symbols are
available.
Series
Rated output
Symbol Rated output [kW]
11k
11
15k 15
22k 22
Power supply
Symbol Power supply
None
3-phase 200 V AC to 240 V AC
4
3-phase 380 V AC to 480 V AC
Special specifications
Symbol Special specifications
MR-J4-_B_-RJ without regenerative resistor RZ
PX
MR-J4-_B_ without regenerative resistor
App. 11.2.3 Specifications
Indicates a servo amplifier of 11 kW to 22 kW that does not use a regenerative resistor as standard
accessory. When using any of these servo amplifiers, always use the MR-RB5R, MR-RB9F, MR-RB9T, MR-
RB5K-4, or MR-RB6K-4 regenerative option.