2012UL 244A CRD-2012 UL Standard for Safety Solid-State Controls for Appliances - Section / Paragraph Reference: 24.3 Subject: Abnormal Switching Test - Requirements for controls using electronic triggering techniques@ such as zero-crossing switching@ to switch the control’s
2008UL 244A BULLETIN-2008 UL Standard for Safety Solid-State Controls for Appliances
2003UL 244A-2003 UL Standard for Safety Solid-State Controls for Appliances
1994UL 244A-1994 Solid-state controls for appliances