Plug on qo circuit breakers are for use in qo load centers nq and nqod panelboards oem mounting bases and speed d switchboard distribution panels. Handle clamp qo1lo can lock single pole qo circuit breaker in off or on position.
The square d handle lock off kit for qo and q1 circuit breakers is intended for use to hold circuit breakers in the on or off position.
Qo breaker lock. Circuit breaker load centers for use on electrical systems are ul listed under file e 6294 panelboards and meet federal specifications w p 115c type 1 class 2 for use in government housing. Qo circuit breaker handle lockoff kit. For use with homeline qo and q1 circuit breakers.
Handle lock non padlockable locks handles of 1 2 3 pole type qo breakers available in select areas this item is obsolete and no longer available for purchase. Qo afi qo cafi qo df or qo pdf. If secured on i attachment will not prevent circuit breaker from opening if tripped by circuit conditions.
Clip for fixing qo 1 pole handle in on or off position. For qo breakers only. Qo and qob circuit breakers qo plug on and qob bolt on one two and three pole thermal magnetic circuit breakers provide overcurrent protection and switching on ac and dc syst ems.
Monitors circuit breaker contact status and provides a remote signal indicating the circuit breaker contacts are open or closed. If locked on handle clamp will not prevent circuit breaker from opening if tripped due to circuit conditions or if push to test button is pushed on qo gfi. Handle can be secured in off o or on i position.
Select from qo qot qo pl qo gfi ul class a ground fault protection qo afi. Qo e g qo2020 are circuit breakers are designed for use in the older non class ctl qo load centers that were manufactured before the change in code. Shop qo and qob circuit breaker handle padlock attachment by square d schneider electric qo1pa at graybar your trusted resource for load center accessories and other square d schneider electric products.
At various points in time square d has labeled tandem circuit breakers with part numbers that did not hold true to this rule. Shunt trip terminals accept 2 0 14 0 12 awg cu. However this is not always the case.
It fits the 3 4 in dimension that all qo 1 pole circuit breakers adhere to.