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Standard 1812, Edition 4

Standard for Ducted Heat Recovery Ventilators

UL CSDS Proposal
Standard 1812, Edition 4 Edition Date: April 21, 2017
Summary of Topics b1812_4_20170421_sum.html

Subject 1812

Bulletin Dated: April 21, 2017


The following changes in requirements to the Standard for Ducted Heat Recovery Ventilators, UL 1812, are being proposed:

1. Addition of requirements of electronic circuits

2. Revision to allow the use of clearance and creepage distances from UL 840

3. Addition of requirements to safety critical functions

Back to Standard 1812, Edition 4

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