UL 489B:2021 PDF Download
Standard EN Sample
Molded-Case Circuit Breakers, Molded-Case Switches, and Circuit-Breaker Enclosures for Use with Photovoltaic (PV) Systems
Also Known As:
SKU146847538
Published by
Underwriters Laboratories Inc.
UL
Publication Date2021-05-19
Pages CountPages27
1 Scope
1.1 These requirements cover molded-case circuit breakers, molded-case switches, and circuit-breaker enclosures rated up to 1500 V dc, intended for use with photovoltaic (PV) systems and Ref. No. 1 of Annex B.
1.2 These requirements are intended to be used in conjunction with the requirements in Ref. No. 2 of Annex B, except as modified or supplemented by this Standard.
1.3 These requirements do not cover molded-case circuit breakers or molded-case switches intended for use in battery circuits.
Details
| Edition | 1 |
| Language(s) | English |
| File Size | 368.6 KB |
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