Danfoss VLT AutomationDrive FC 300 Design Manual page 72

4. FC 300 Selection
B enclosures
For the B and C enclosures the derating also depends on the overload mode selected in par. 1-04
60 PWM - Pulse Width Modulation
4
Illustration 4.5: Derating of I
closure B, using 60 PWM in High torque mode (160% over
torque)
Illustration 4.7: Derating of I
closure B, using 60 PWM in Normal torque mode (110% over
torque)
C enclosures
60 PWM - Pulse Width Modulation
Illustration 4.9: Derating of I
closure C, using 60 PWM in High torque mode (160% over
torque)
72
for different T for en-
out AMB, MAX
for different T for en-
out AMB, MAX
for different T for en-
out AMB, MAX
MG.33.BA.02 - VLT
SFAVM - Stator Frequency Asyncron Vector Modulation
Illustration 4.6: Derating of I
closure B, using SFAVM in High torque mode (160% over
torque)
Illustration 4.8: Derating of I
closure B, using SFAVM in Normal torque mode (110% over
torque)
SFAVM - Stator Frequency Asyncron Vector Modulation
Illustration 4.10: Derating of I
closure C, using SFAVM in High torque mode (160% over
torque)
® is a registered Danfoss trademark
FC 300 Design Guide
for different T for en-
out AMB, MAX
for different T for en-
out AMB, MAX
for different T for en-
out AMB, MAX