The 920 contactor is mechanically-held and it will require end-user to energize terminals O and C alternately to OPEN and CLOSE the 920 contactor respectively.
For further information, you may click on this 920 link or contact Technical Support at 1-800-800-2726 then dial 3 or send an email to technicalsupport@ascopower.com.
Published for:ASCO Power Technologies USA