
2.SPECIFICATIONS FANUC AC SPINDLE MOTOR αi SERIES B-65272EN/04
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Series
α
αα
αi series
α
αα
α6/12000i(*1) α
αα
α8/10000i(*1)
Model
Item
Low-speed
winding
High-speed
winding
Low-speed
winding
High-speed
winding
Cont. rated kW
(HP)
5.5
(7.4)
5.5
(7.4)
7.5
(10)
7.5
(10)
30 min rated kW
[15 min, 10min]
(*3) (HP)
7.5
(10)
7.5
(10)
11
(14.7)
11
(14.7)
Output
(*2)
S3 60% kW
[40%,25%]
(*4)(*5) (HP)
7.5
(10)
7.5
(10)
11
(14.7)
11
(14.7)
Cont. rated 38 38 43 46
Rated current A
(*6)
30 min rated (*3)
S3 60% (*4)
48 45 53 56
Speed Base speed 1500 4000 1500 4000
min
-1
Max. speed 12000 12000 10000 10000
Output torque
(Cont. rated torque at const. rated torque range)
N⋅m
(kgf⋅cm)
35.0
(357)
13.1
(133)
47.7
(487)
17.9
(183)
kg⋅m
2
0.0179 0.0275
Rotor inertia
kgf⋅cm⋅s
2
0.18 0.28
Weight kgf 51 80
Vibration V5 (option V3)
Noise 75dB(A) or less
Cooling system (*7) Totally enclosed and fan cooled IC0A6
Cooling fan W 20
Installation (*8)
Mount the motor so that the output shaft points in a direction ranging
within 45
° degrees above the horizontal to vertically downwards.
IMB5,IMV1,IMB3,IMB6,IMB7,IMB8,IMV5
Allowable overload capacity (1 min) (*9) 120 % of 30 min rated output
Insulation Class H
Ambient temperature 0 to 40°C
Altitude Height above sea level not exceeding 1000m
Painting color Munsell system N2.5
Sensor
Mi sensor or MZi sensor
Type of thermal protection (*10) TP211
Resolution of the MZi sensor /rev.
4096
Number of detected gear teeth per rotation
λ/rev.
256
Bearing lubrication Grease
Maximum output during acceleration(*11)
kW
9 13.2
Applicable spindle amplifier module
SPM-11i
Model
α6/12000i α8/10000i