NECA 402-2020

Standard for Installing and Maintaining Motor Control Centers

National Electrical Contractors Association , 05/01/2020

Publisher: NECA

File Format: PDF

$27.00$55.00

Description

Standard By:National Electrical Contractors Association , 05/01/2020

Published:05/01/2020

Pages:50

File Size:1 file , 430 KB

Language:English

Note:This product is unavailable in Russia, Ukraine, Belarus

This standard describes the installation and maintenance procedures for low-voltage motor control centers (MCCs) rated 600 VAC or less with a horizontal bus rating of 2,500 amperes or less. MCCs may be assembled with factory-installed dry-type transformers and panelboards. The testing and maintenance of such dry-type transformers is addressed in NECA 409, Standard for Installing and Maintaining Dry-Type Transformers (ANSI). The testing and maintenance of such panelboards is addressed in NECA 407, Standard for Installing and Maintaining Panelboards (ANSI).