
3.SPECIFICATIONS AND CHARACTERISTICS FANUC AC SERVO MOTOR αiS SERIES B-65262EN/03
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3.1 COMMON SPECIFICATIONS
This section describes the common specifications to FANUC AC
servo motor αi
S series.
Common specifications
• Ambient temperature : 0°C to 40°C
• Ambient humidity : 80%RH or less (no dew)
• Installation height : Up to 1,000 meters above the sea level
• Ambient vibration : Not exceed 5G
• Insulation class : Class F
• Protection type : IP65
• Cooling method :
Motor Model IC code Method
α50/3000iS with fan
α300/2000i
S, α500/2000iS
IC416
Fully closed
Cooled by air flow of a detached
fan
αiS series except above
IC410
Fully closed
Cooled by a natural air flow
• Heat protection : TP211
• Mounting method : IMB5, IMV1, IMV3
For details on these items, refer to "I-2.1 Environment to use the servo
motor", "I-4.2 Specifications of approval servo motors".
Allowable axis load
Motor Model
Radial
load
Axial
load
Front bearing
(reference)
α2/5000iS
α4/5000iS
245[N]
(25[kgf])
78[N]
(8[kgf])
6003
α8/4000iS
α12/4000iS
686[N]
(70[kgf])
196[N]
(20[kgf])
6205
α22/4000iS
α30/4000iS
α40/4000iS
α50/3000iS
α50/3000iS with fan
1960[N]
(200[kgf])
588[N]
(60[kgf])
6208
α100/2500iS
α200/2500iS
8820[N]
(900[kgf])
2450[N]
(250[kgf])
6312
α300/2000iS
α500/2000iS
11760[N]
(25[kgf])
78[N]
(8[kgf])
NU2214
For details on these items, refer to "I-2.3.2 Allowable Axis Load for a
Servo Motor"