Functions And Configuration; Differences Between Mr-J3-Du_ And Mr-J4-Du - Mitsubishi Electric MELSERVO-J4 Series Transition Handbook

Part 5: Review on Replacement of MR-J3-DU_ with MR-J4-DU_
Part 5: Review on Replacement of MR-J3-DU_ with MR-J4-DU_
1. SUMMARY
The following explains the changes when the large capacity of 200 V (30 kW to 37 kW)/400 V (30 kW to 55
kW) of MELSERVO-J3 is replaced with MR-J4-DU_.

2. FUNCTIONS AND CONFIGURATION

2.1 Differences between MR-J3-DU_ and MR-J4-DU_

Item
Converter unit 200 V class MR-J3-CR55K
400 V class MR-J3-CR55K4
Drive Unit 200 V class MR-J3-DU30K_
400 V class MR-J3-DU30K_4
Installation A heat sink is attached outside
the cabinet.
Protection coordination The termination connector is
connector required (MR-J3-TM).
Power consumption Not available
display
SEMI-F47 function Not available
selection
Regenerative resistor Some regenerative options cannot be used for MR-J4.
Dynamic brakes Some dynamic brakes cannot be used for MR-J4.
Note. : Compatible
MR-J3-DU_
200 V class MR-CR55K
400 V class MR-CR55K4
200 V class MR-J4-DU30K_
MR-J3-DU37K_
400 V class MR-J4-DU30K_4
MR-J3-DU37K_4
MR-J3-DU45K_4
MR-J3-DU55K_4
A heat sink is attached outside
the cabinet.
The termination connector is not
required.
Available
(Use converter unit [Pr. PA08]
and [Pr. PA15] to set this value.)
Available
(Use converter unit [Pr. PA17]
and [Pr. PA18], and drive unit
[Pr. PA20] and [Pr. PF25] to set
this value.)
5 - 2
Compatibility
MR-J4-DU_
(Note)
MR-J4-DU37K_
MR-J4-DU37K_4
MR-J4-DU45K_4
MR-J4-DU55K_4
Reference material/items
2.2 Combinations of the
converter units, drive unit
and servo motors.
3 Installation
-
-
-
- 7.5 Regenerative option
- 7.6 External dynamic
brake