NEMA ICS 3.1-2009
GUIDE FOR THE APPLICATION@ HANDLING@ STORAGE@ INSTALLATION@ AND MAINTENANCE OF MEDIUM-VOLTAGE AC CONTACTORS@ CONTROLLERS@ AND CONTROL CENTERS

Standard No.

NEMA ICS 3.1-2009

Release Date

2009

Published By

NEMA - National Electrical Manufacturers Association

Status

Be replaced

Replace By

NEMA ICS 3.1-2019

Latest

NEMA ICS 3.1-2019

Scope

These instructions apply to AC medium-voltage contactors and Class E magnetic controllers rated 1501-7200 volts@ which are installed in accordance with the National Electrical Code (NEC)@ NFPA 70 and the manufacturers' instructions. The requirements in ICS 3@ Part 2 apply. These instructions are not considered adequate for industrial control equipment intended for use in locations which are designated as hazardous in the National Electrical Code.

NEMA ICS 3.1-2009 history

• 1970 NEMA ICS 3.1-2019
• 2009 NEMA ICS 3.1-2009 GUIDE FOR THE APPLICATION@ HANDLING@ STORAGE@ INSTALLATION@ AND MAINTENANCE OF MEDIUM-VOLTAGE AC CONTACTORS@ CONTROLLERS@ AND CONTROL CENTERS
• 1997 NEMA ICS 3.1-1997 Handling, Storage, and Installation Guide for AC General-Purpose Medium Voltage Contactors and Class E Controllers, 50 and 60 Hertz
• 1990 NEMA ICS 3.1-1990 Safety Standards for Construction and Guide for Selection@ Installation and Operation of Adjustable-Speed Drive Systems
• 1983 NEMA ICS 3.1-1983 SAFETY STANDARDS FOR CONSTRUCTION AND GUIDE FOR SELECTION@ INSTALLATION AND OPERATION OF ADJUSTABLE-SPEED DRIVE SYSTEMS (R 1988)