Owner manual

Technical Specifications A-1
APPENDIX A
Technical Specifications
Table A.1 – Voltage and Current Ratings
Input Voltage and Frequency Ratings
Nominal Voltage 230 VAC ± 10% or 460 VAC ± 10% (horsepower-
rated drives)
385 VAC ± 10% or 415 VAC ± 10% (current-rated
drives)
Nominal Line Frequency 50 Hz or 60 Hz
Frequency Variation 2 cycles of nominal
AC Line Fault Capacity
Maximum Symmetrical Fault
Current
See table A.6
AC Line KVA
AC Line Distribution
Capacity
Maximum of 3 drives per transformer
Minimum Source KVA See table A.6
DC Voltage Ratings
230 VAC Line:
Armature Voltage
Field Voltage
1
1
Field voltages shown are nominal values. DC field voltages up to 1.125 times AC line voltage are available
with the optional enhanced field supply, M/N series 923FKxxxx.
240 VDC
150 VDC
460 VAC Line:
Armature Voltage
Field Voltage
1
500 VDC
300 VDC
380 VAC Line:
Armature Voltage
Field Voltage
1
413 VDC
250 VDC
415 VAC Line:
Armature Voltage
Field Voltage
1
451 VDC
270 VDC