Delta VFD-V Series, User Manual, Page: 12 / 185

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VFD-V Series
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED
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CHAPTER 3 WIRING
DANGER
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 must be equal to or less than 240V (460V model is 480Volts) and the current
must be equal to or less than 5000A RMS. (the model of 51HP or above is 10000A RMS)
General Wiring Information
Applicable Codes
VFD-V AC drives (007V23/43A, 015V23/43A, 022V23/43A, 037V23/43A, 055V23/43A,
075V23/43A, 110V43B, 110V23/43A, 150V23/43A, 185V23/43A, 220V23/43A, 300V23/43A,
370V23/43A, 450V43A) are Underwriters Laboratories, Inc. (UL) and Canadian Underwriters
Laboratories (cUL) listed, and therefore comply with the requirements of the National Electrical
Code (NEC) and the Canadian Electrical Code (CEC).
Installation intended to meet the UL and cUL requirements must follow the instructions
provided in “Wiring Notes” as a minimum standard. Follow all local codes that exceed UL and
cUL requirements. Refer to the technical data label affixed to the AC drive and the motor
nameplate for electrical data.
The "Line Fuse Specification" in Appendix B, lists the recommended fuse part number for each
V-Series part number. These fuses (or equivalent) must be used on all installations where
compliance with U.L. standards is a required.