MC521 PRO Control Box
44 Document # 204090 REV D • www.stanleyaccess.com • 1.800.7.ACCESS
Copyright 2017, Stanley Access Technologies, LLC. All rights reserved. Reproduction
in whole or in part without the express written permission of Stanley is prohibited.
03.23.2017
Attachment 8
ANSI/BHMA and UL Compliance Requirements for Swinging and Folding Doors
(Sheet 2 of 2)
Wiring
• To reduce the risk of electric shock proper and reliable grounding is mandatory. See Main Power Wiring
instrucons and Wiring Diagrams in this guide for grounding techniques.
• Permanent wiring is to be employed as required by the Naonal Electrical Code and/or local codes.
• Connecon of external devices is shown in the wiring diagrams and terminal block layouts elsewhere in this
guide. Refer to these gures for proper wiring of external devices to ensure compliance with UL 325.
Knowing Act
Doors acvated by a manual switch (Knowing Act switch in ANSI/BHMA terms) must have the switch installed
in a locaon from which operaon of the door can be observed by the person operang the switch.