Standard 2231-1, Edition 2
UL 2231-1

Standard for Safety for Personnel Protection Systems for Electric Vehicle (EV) Supply Circuits: General Requirements

UL CSDS Proposal Edition 2 Published Date: April 29, 2014 Last Revision: September 16, 2021

Summary of Topics b2231-1_2_20140429_sum.html

Subject 2231-1

Bulletin Dated: April 29, 2014

SUMMARY OF TOPICS

The following changes in requirements to the Standard for Personnel Protection Systems for Electric Vehicle (EV) Supply Circuits; Part 1: General Requirements, UL 2231-1, are being proposed for preliminary review and comment only:

1. For Preliminary Review Only: Revision to Require a Ground Monitor/Interrupter Circuit for Hardwired and Cord-Connected EVSE

2. For Preliminary Review Only: Clarification of Requirements for Isolation Monitors for EV Charging Equipment

3. For Preliminary Review Only: Additional Reference to CSA C22.2 No. 0

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