Drive unit model |
MR-J3-DU30KB |
MR-J3-DU37KB |
Output |
Rated voltage |
3-phase 170VAC |
Rated current (A) |
174 |
204 |
Main circuit power supply |
The drive unit’s main circuit power is supplied from the converter unit. |
Control circuit power supply |
Voltage/frequency |
1-phase 200 to 230VAC 50/60Hz |
Rated current (A) |
0.3 |
Permissible voltage fluctuation |
1-phase 170 to 253VAC |
Permissible frequency fluctuation |
±5% maximum |
Power consumption (W) |
45 |
Interface power supply |
24VDC ±10% (required current capacity: 0.15A (Note 3)) |
Control system |
Sine-wave PWM control/current control system |
Dynamic brake |
External option (Note 4) |
Safety features |
Overcurrent shutdown, overload shutdown (electronic thermal), servo motor overheat protection, encoder fault protection, undervoltage/sudden power outage protection, overspeed protection, excess error protection |
Structure (IP rating) |
Fan cooling open (IP00) |
Mass (kg [lb]) |
26 (57) |
Converter unit model |
MR-J3-CR55K |
Output |
Rated voltage |
283 to 326VDC |
Rated current (A) |
215.9 |
Main circuit power supply |
Voltage/frequency (Note 1, 2) |
3-phase 200 to 230VAC 50/60Hz |
Rated current (A) |
251.1 |
Permissible voltage fluctuation |
3-phase 170 to 253VAC |
Permissible frequency fluctuation |
±5% maximum |
Control circuit power supply |
Voltage/frequency |
1-phase 200 to 230VAC 50/60Hz |
Rated current (A) |
0.3 |
Permissible voltage fluctuation |
1-phase 170 to 253VAC |
Permissible frequency fluctuation |
±5% maximum |
Power consumption (W) |
45 |
Interface power supply |
24VDC ±10% (required current capacity: 0.13A (Note 3)) |
Safety features |
Regeneration overvoltage shutdown, regeneration fault protection, overload shutdown (electronic thermal), undervoltage/sudden power outage protection |
Structure (IP rating) |
Fan cooling open (IP00) |
Mass (kg [lb]) |
25 (55) |
Environment |
Ambient temperature |
0 to 55°C (32 to 131°F) (non freezing), storage: -20 to 65°C (-4 to 149°F) (non freezing) |
Ambient humidity |
90% RH maximum (non condensing), storage: 90% RH maximum (non condensing) |
Atmosphere |
Indoors (no direct sunlight); no corrosive gas, inflammable gas, oil mist or dust |
Elevation |
1000m or less above sea level |
Vibration |
5.9m/s2 or less at 10 to 55Hz (directions of X, Y and Z axes) |