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Title
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Date Design Description
FANUC AC SERVO MOTOR βis series DESCRIPTIONS
AC Servo motor β(HV)is series
B-65302EN/01-2
05.01.06 A.Hosoda
Draw.
01
AC Servo motor β(HV)is series
Data sheet
Parameter
Value Unit
Stall Torque (*) Ts 7 Nm
71 kgfcm
Stall Current (*) Is 3 A (rms)
Rated Output (*) Pr 1.2 kW
1.6 HP
Rating Speed
Nr 2000
-1
Maximum Speed
Nmax 3000
-1
Maximum Torque (*) Tmax 15 Nm
153 kgfcm
Rotor Inertia Jm 0.00117
2
0.0119
2
Rotor Inertia (with Brake) Jm 0.00124
2
0.0127
2
Torque constant (*)
Kt 2.32 Nm/A (rms)
23.7 kgfcm/A (rms)
Back EMF constant (
1
Ke 81
-1
Kv 0.77 V (rms)sec/rad
Armature Resistance (1 phase) (*)
Ra 3.9 O
Mechanical time constant tm 0.003 s
Thermal time constant tt 20 min
Static friction Tf 0.3 Nm
3 kgfcm
Weight
w 7.4 kg
Weight (with Brake)
w 9.6 kg
Max. Current of Servo Amp. Imax 10 A (peak)
(*) The values are the standard values at 20
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and the tolerance is ±10%.
The speed-torque characteristics very depending on the type of software, parameter setting, and
input voltage of the digital servo software. (The above figures show average values.)
0
10
20
30
40
50
60
70
80
90
100
1 10 100 1000 10000
Speed-Torque Characteristics
0
2
4
6
8
10
12
14
16
0 1000 2000 3000
110%
120%
130%
140%
150%
170%
210%
MAX
Continuous
Intermitting
Operating