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.

1.2 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.

Summary of Topics

This revision to ANSI/UL 858A is being issued to remove the reference to the withdrawal date of UL 873 and UL 244A.