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Standard 471, Edition 10

Standard for Commercial Refrigerators and Freezers

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Standard 471, Edition 10 Edition Date: November 17, 2014
Summary of Topics s0471_10_sum.html

Summary of Topics

This revision of ANSI/UL 471 includes the following:

1. Revisions to incorporate operating control requirements, protective control parameters, and safety critical functions

2. Revisions for motors and motor overload protection

3. Miscellaneous revisions including updated standard references, thermal equilibrium requirements, and removal of R-22 references

4. Revisions to supplement SB - Refrigerators and freezers employing a flammable refrigerant in the refrigerating system

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