Moog MSD - Current Carrying Capacity Size 7, Liquid Cooling

MSD Single-Axis System Operation Manual AC-AC Servo Drive
ID no.: CA65642-001 06/2018
moog
71
A.1.6 Current carrying capacity Size 7, liquid cooling
NOTE:
The shutdown temperature for liquid-cooled devices is +90 °C (+194 °F) (internally at the heat sink). The servo drive is shut down and is only ready
for operation again after a short cooling phase.
Servo drive
Power
stage
switching
frequency
Ambient
tempera-
ture
At mains voltage 400 V At mains voltage 460 V At mains voltage 480 V
Overload
factor
≥5Hz
For
time
1)
Rated
current
Peak current [Aeff]
2)
Rated
current
Peak current [Aeff]
2)
Rated
current
Peak current [Aeff]
2)
At rotating eld
frequency in-
creasing linearly
During
inter-
mittent
opera-
tion
At rotating eld
frequency in-
creasing linearly
During
inter-
mittent
opera-
tion
At rotating eld
frequency in-
creasing linearly
During
inter-
mittent
opera-
tion
[kHz] [°C]/[°F] [Aeff] 0 Hz
Up to 5
Hz
>5 Hz [Aeff] 0 Hz
Up to 5
Hz
>5 Hz [Aeff] 0 Hz
Up to 5
Hz
>5 Hz [%] [s]
G395-250
(Size 7)
2
+40
(+104)
250 425 231 393 225 383 170
30
4 250 375 231 346 225 338 150
G395-325
(Size 7)
2
+40
(+104)
325 552 300 511 293 498 170
30
4 325 487 300 451 293 440 150
G395-450
(Size 7)
2
+40
(+104)
450 765 416 707 405 689 170
30
4 450 675 416 624 405 608 150
All data apply for a motor cable length ≤10 m (32.80 ft).
1) Shutdown as per I²t characteristic
2) Permissible peak current at maximum 70% initial load
Table A.8 Rated and peak current, Size 7 (liquid-cooled)