Is a GS1AD10 required when mounting auxiliary contacts to a GS1DU3?

FA114791

5/05/2020

Issue:
GS1 auxiliary contact

Product Line:
UL 98 IEC Style Disconnect Switches

Environment:
LK4 Nonfusible and GS2 Fusible Disconnect Switches

Resolution:
Up to four auxiliary contacts can be mounted to the top of the standard switch. The GS1AD10 contact holder is only required for mounting more than the four standard auxiliary contacts. Listed below are the options for contacts which can be installed in the GS1AD10 holder.
GS1AM110 = 1 N.O. Contact Block (two can be piggy backed together - N.O. or N.C. can be mixed)
GS1AM101 = 1 N.C. Contact Block (two can be piggy backed together - N.O. or N.C. can be mixed)