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MDS-D/DH Series Specifications Manual
2-2 Spindle motor
2 - 21
< SJ-V Series (Standard) >
(Note) The tolerable radial load is the value calculated at the center of output shaft.
Spindle motor type SJ-VL0.75-01T SJ-VL1.5-01T SJ-V2.2-01T SJ-V3.7-01T SJ-V5.5-01ZT
Compatible
spindle drive
unit type
MDS-D-SP- 20 20 40 80 80
MDS-D-SP2-
2020 (L,M)
4020 (M)
2020 (L,M)
4020 (M)
4020 (L)
4040S (L,M)
4040 (L,M)
8040 (M)
8040 (L)
16080S (M)
8080 (L,M)
16080 (M)
8040 (L)
16080S (M)
8080 (L,M)
16080 (M)
Output
capacity
Continuous rating [kW] 0.4 0.75 1.5 2.2 3.7
Short time rating [kW]
0.75
(10-minute rating)
1.5
(10-minute rating)
2.2
(15-minute rating)
3.7
(15-minute rating)
5.5
(30-minute rating)
Power facility capacity [kVA] 1.5 2.8 4.1 6.7 9.9
Base rotation speed [r/min] 1500 1500 1500 1500 1500
Maximum rotation speed [r/min] 10000 10000 10000 10000 12000
Frame No. A71 B71 A90 B90 D90
Continuous rated torque [N•m] 2.55 4.77 9.5 14.0 23.6
GD
2
[kg•m
2
]
0.0053 0.0096 0.027 0.035 0.059
Inertia [kg•m
2
]
0.0013 0.0024 0.007 0.009 0.0148
Tolerable radial load [N] 490 490 980 980 980
Cooling fan
Input voltage Single-phase 200V Single-phase 200V Single-phase 200V Single-phase 200V Single-phase 200V
Maximum power
consumption
14W 14W 36W 36W 36W
Environment
Ambient temperature Operation: 0 to 40°C (with no freezing), Storage: -20°C to 65°C (with no freezing)
Ambient humidity Operation: 90%RH or less (with no dew condensation), Storage: 90%RH or less (with no dew condensation)
Atmosphere Indoors (no direct sunlight); no corrosive gas, inflammable gas, oil mist, or dust
Altitude
Operation: 1000 meters or less above sea level, Storage: 1000 meters or less above sea level,
Transportation: 10000 meters or less above sea level
Degree of protection IP44
Flange size [mm] 130 SQ. 130 SQ. 174 SQ. 174 SQ. 174 SQ.
Total length (excluding shaft) [mm] 265 325 300 330 425
Flange fitting diameter [mm] φ110 φ110 φ150 φ150 φ150
Shaft diameter [mm] φ22 φ22 φ28 φ28 φ28
Mass [kg] 15 20 25 30 49
Heat-resistant class F (155°C)
For outline dimension drawings, refer to "DRIVE SYSTEM DATA BOOK" (IB-1500273(ENG)).