11.2 Characteristic Data
11.2.1 Characteristic Data for ISD 511 Servo Drive
Table 110: Characteristic Data for ISD 511 Servo Drive
Specifications
Unit
Typical value
Condition
Supply voltage U
DC
V DC
565–680 ±10%
–
Supply current U
DC
A
0.3
At rated speed, rated torque, 560 V
Supply voltage U
AUX
V DC
24 V/48 V ±10%
–
Supply current U
AUX
A
0.4
At 24 V
Supply voltage U
STO
V DC
24 V ±10%
–
Supply current I
STO
A
0.01
At 24 V
Rated speed n
NOM
RPM
400
–
Rated torque M
NOM
Nm
1.5
S1 at 400 RPM; T
amb
=45 °C
Rated current (motor) I
NOM
A
rms
0.86
S1 at 400 RPM; T
amb
=45 °C
Rated power P
N
kW [hp]
0.0628 [0.084]
S1 at 400 RPM; T
amb
=45 °C
Stall torque M
0
Nm
2.1
–
Stall current (motor) I
0
A
1.1
–
Maximum speed n
MAX
RPM
1000
–
Maximum torque M
MAX
Nm
10
S3 at 400 RPM; 5% ED (1.5 s)
Maximum current (motor) I
MAX
A
6
S3 at 400 RPM; 5% ED (1.5 s)
Torque of inertia J
mot
Kgm
2
0.00023
–
Torque constant K
t
Nm/A
rms
2.4
–
Accuracy
°
±0.15
–
Winding resistance R
W
Ω
27.6
Phase – Phase
Winding inductance L
W
mH
108
Phase – Phase
Motor efficiency η
–
0.5
At rated speed and torque
Voltage constant EMK
V/krpm
153
–
Protective measures
–
Overload, short-circuit, and ground fault pro-
tection.
–
Maximum output frequency
Hz
590
–
Shaft diameter
mm [inch] 38.8 h8 [15.275 h8]
–
Pole pairs
–
5
–
Flange size
mm [inch] 87 [3.425]
–
Functional safety
–
–
–
AQ377148425069en-000101
/ 130R1213
128 | Danfoss A/S © 2023.08
Specifications
VLT® Servo Drive System ISD 511
Operating Guide