UL 858A

Safety-Related Solid-State Controls for Household Electric Ranges

UL 858A

1 Scope

1.1 The requirements in this standard cover safety-related solid-state controls used in household electric ranges. These requirements supplement and, in some cases, amend the requirements in the Standard for Household Electric Ranges, UL 858, the Standard for Temperature-Indicating and -Regulating Equipment, UL 873, and the Standard for Tests for Safety-Related Controls Employing Solid-State Devices, UL 991. Compliance with the Standard for Automatic Electrical Controls for Household and Similar Use, Part 1: General Requirements, UL 60730-1, and/or the applicable Part 2 standard from the UL 60730 series fulfills the UL 873 requirements.

1.1 revised June 3, 2010. UL 873 will be withdrawn on October 19, 2016.

1.2 These requirements cover a solid-state control that performs any of the following functions:

a) Controls cooktop heating elements.

b) Controls oven normal operating temperatures.

c) Controls oven self-cleaning cycle operating temperatures.

d) Controls oven self-cleaning cycle door lock system.

e) Controls required signal lights or audible alarms.

f) Serves as a temperature-limiting control for any of the functions noted in (a) – (e).

g) Controls a function essential for the appliance to comply with a specific requirement in the Standard for Household Electric Ranges, UL 858.