Sigma II User’s Manual
Chapter 8: Ratings and Characteristics
8 - 22
8.1.6
SGMBH Servomotors
SGMBH Standard Servomotor Ratings and Specifications
• Time Rating: Continuous
• Thermal Class: F
• Vibration Class: V15
• Withstand Voltage:1800V
ac
for one minute
• Enclosure: Externally fan cooled type, IP44
• Ambient Humidity: 20% to 80% (with no
condensation)
• Insulation Resistance: 500V
DC
,
10M
Ω
minimum
• Ambient Temperature: 0 to 40°C
• Drive Method: Direct drive
• Excitation: Permanent magnet
• Thermal Protection: Built-In
• Mounting: Flange mounting or Foot
Mounted (55kW only)
Servomotor Model
SGMBH-
2BD A
3ZD A
3GD A
4ED A
5ED A
Rated Output
kW
22
30
37
45
55
Rated Torque
N-m
140
191
236
286
350
Instantaneous Peak Torque
N-m
280
382
471
572
700
Rated Current
A
rms
58
80
100
127
150
Instantaneous Maximum Current
A
rms
120
170
210
260
310
Rated Speed
RPM
1500
Instantaneous Maximum Speed
RPM
2000
Torque Constant
N-m/A
rms
2.50
2.39
2.46
2.37
2.40
Moment of Inertia
kg-m
2
x 10
-4
592
773
1390
1510
1970
Rated Power Rating
kW/s
331
472
401
542
622
Rated Angular Acceleration
rad/s
2
2360
2470
1700
1890
1780
Inertia Time Constant
ms
2.6
2.3
3.6
2.8
2.7
Conductive Time Constant
ms
53
57
67
72
78
Содержание SGMAH
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