Toshiba G9 Installation And Operation Manual page 30

efesotomasyon.com -Toshiba inverter,drive,servo,plc
Lead Length Specifications
Adhere to the NEC and any local codes during the installation of ASD/motor systems. Excessive lead
lengths may adversely effect the performance of the motor. Special cables are not required. Lead lengths
from the ASD to the motor in excess of those listed in
of the ASD. Table 1
All Toshiba CT motors incorporate an insulation system that is in compliance with NEMA MG1 Part 30.
All Toshiba XT motors incorporate an insulation system that is in compliance with NEMA MG1 Part 31.
PWM Carrier
Model
Frequency
230-Volt All
< 5 kHz
460-Volt
≥ 5 kHz
< 5 kHz
575-Volt
≥ 5 kHz
Note: Contact the ACE World Companies Customer Support Center for application
assistance when using lead lengths in excess of those listed.
Exceeding the peak voltage rating or the allowable thermal rise time of the motor
insulation will reduce the life expectancy of the motor.
When operating in the Vector Control mode the carrier frequency should be set to
2.2 kHz or above.
20
lists the suggested maximum lead lengths for the listed motor voltages.
Table 1. Lead Length Recommendations.
NEMA MG-1 Part 30
Compliant Motors
450 feet
200 feet
100 feet
75 feet
50 feet
Table 1 may require filters to be added to the output
NEMA MG-1 Part 31
Compliant Motors
ACE-tronics G9 ASD Installation and Operation Manual
1000 feet
600 feet
300 feet
200 feet
100 feet