Red Line
October 27, 2018
UL Red Line
Published Date: October 27, 2018
Last Revision: October 11, 2023
Scope
012010-000000-0000001 Scope
1.1 This standard covers backwater prevention systems that use sensors, controls and mechanisms for the prevention of backflow for sanitary drainage and storm systems and specifies minimum requirements for materials, mechanical, electrical, performance tests and markings.
1.2 The purpose of this Standard is to enhance health and safety by:
a) Specifying acceptable criteria for sensor operated backwater prevention systems;
b) Serving as a guide for producers, distributors, architects, engineers, contractors, installers, inspectors and users; and
c) Promoting understanding regarding materials and manufacturing of sensor operated backwater prevention systems.
Summary of Topics s1201_1_sum.htmlSummary of Topics
The First Edition of ANSI/CAN/UL/ULC 1201 has been issued to reflect the latest ANSI and SCC approval dates, and to incorporate the the following changes in requirements:
Update to requirements for the secondary power supply
Back to Standard 1201, Edition 1