Short Circuit Withstand; Chapter 3 Wiring - Delta Electronics AC Drive VFD-F Series User Manual

CHAPTER 3 WIRING

Hazardous Voltage
Before accessing the AC drive:
Disconnect all power to the AC drive.
Wait five minutes for DC bus capacitors discharge.
Any electrical or mechanical modification to this equipment without prior written
consent of Delta Electronics, Inc. will void all warranties and may result in a safety
hazard in addition to voiding the UL listing.

Short Circuit Withstand:

The rated voltage for the AC motor drive must be ≤ 240V for 230V models (≤
480V for 460V models) and the mains supply current capacity must be ≤
5000A RMS (≤10000A RMS for the ≥ 40hp (30kW) models)
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED
DANGER
3-1
VFD-F Series
3