Users gain access to all the benefits of Plug & Play connectorization in panel assembly, including massive cost and time savings during commissioning and maintenance compared to the alternative – hard-wired connections. Trademarks are the property of their respective owners.HARTING is the only UL Recognized connector manufacturer with products that have earned this status and corresponding UL mark. Schneider Electric, Everlink, Modbus, Motor Logic, Multiĩ, PowerPact, and TeSys are trademarks and the property of SchneiderĮlectric SE, its subsidiaries, and affiliated companies. To the extent permitted by applicable law, no responsibility or liability is assumed by Schneider Electric and its subsidiaries for any errors or omissions in the informational content of this material or consequences arising out of or resulting from the use of the information contained herein. Schneider Electric products and equipment should be installed, operated, serviced, and maintained only by qualified personnel.Īs standards, specifications, and designs change from time to time, information contained in this guide may be subject to change without notice.
#UL 508A MANUAL LICENSE#
Schneider Electric does not grant any right or license for commercial use of the guide or its content, except for a non-exclusive and personal license to consult it on an "as is" basis. No part of this guide may be reproduced or transmitted in any form or by any means (electronic, mechanical, photocopying, recording, or otherwise), for any purpose, without the prior written permission of Schneider Electric. This guide and its content are protected under applicable copyright laws and furnished for informational use only. All other brands may be trademarks of their respective owners. The Schneider Electric brand and any trademarks of Schneider Electric SE and its subsidiaries referred to in this guide are the property of Schneider Electric SE or its subsidiaries. “Suitable for Tap Conductor Protection in Group Installations.”
#UL 508A MANUAL MANUAL#
Not more than 3 m (10 ft.), and the manual motor controller is marked Group, the length from the point of the tap to the controller(s) is
The ampacity is not less than 1/10 of the SCPD for the motor The ampacity is not less than 1/3 of the branch circuit conductors,Īnd the length from the point of the tap to the motor overload protection The ampacity is not less than that of the branch circuit conductors. Of the SCPD for the motor group must comply with one of the following: The tap conductor sizing rules for group motor installations are Load current rating of all other motors and loads.Īppropriate overcurrent protection is provided for non-motor
#UL 508A MANUAL FULL#
If the SCPD is a non-time delay fuse, it is sized toĪ maximum of 300% of the largest motor FLA plus the sum of the full Sum of the full load current rating of all other motors and loads. It is sized to a maximum of 175% of the largest motor FLA plus the
Motor FLA plus the sum of the full load current rating of all other Loads, where all the following conditions are met:Įach motor controller and overload protection device carriesĮach circuit breaker (if used) is listed and is of the inverseĪ circuit breaker, it is sized to a maximum of 250% of the largest Two or more motors of any rating, or one or more motors and other Other group installations-NEC Section 430.53 (C): If the SCPD is a non-time delay fuse, it is sized to a maximum If the SCPD is a time-delay fuse, it is sized to a maximum If the SCPD is a circuit breaker, it is sized to a maximum The SCPD is sized for the motor in the group with the lowest rating. Smallest rated motor protected-NEC Section 430.53 (B): The branch-circuit short-circuit device rating marked on anyĪppropriate motor overload protection is used. No single motor is rated greater than 6 A Full Load Amperes Of 1000 V maximum, a single SCPD not exceeding 15 A is permitted Group motor installations are used in the following applications:įractional HP motors-NEC Section 430.53 (A):įor several motors, each rated 1 HP maximum on a branch circuit
In a group motor installation, a single circuit breaker or fuse Transformer fuse or supplementary protection Solenoid or other control device-provided
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