|
|
|||||
|
|
|||||
Square D > On-line Catalog >
Products
>
Miniature and Molded Case Circuit Breakers > QO® and QOU Miniature Circuit Breakers: QO® Circuit Breaker Accessories |
|
|
|
Section - Page
|
QO® and QOU Miniature Circuit Breakers
QO® Circuit Breaker Accessories
Class 1130 / Refer to Catalog 0730CT9801
Table 7.14: Accessories for Use with QO® and QOB Miniature Circuit Breakers Handle Padlock Attachment: for Padlocking in ON or OFF position Handle Padlock Attachment: for Padlocking in OFF position 60 A 2P plug-on – 2 spaces required (6–2 Al/Cu) 125 A 2P plug-on – 2 spaces required (12–2/0 Al/Cu) 225 A 2P plug-on – 4 spaces required (4–300 Al/Cu) 125 A 3P plug-on – 3 spaces required (12–2/0 Al/Cu) For interlocking the handles of two 2P or one 2P and one 1P QO and Q1 circuit breakers mounted side-by-side so that only one circuit breaker can be ON at a time (Not QOU) QO2DTI mechanical interlock attachment with retaining kits for securing two adjacent back-fed circuit breakers in dual power supply applications. Can be used with (2) 2Ps or (1) 2P and (1) 1P QO circuit breakers in QO816L100 load centers.Factory-Installed Accessories for Use with QO and QOB Miniature Circuit Breakers
Factory-installed electrical accessories take up an additional pole space on QO®, QO-GFI, QO-EPD, QO-SWN and QOU circuit breakers. All AC electrical accessories shown below are rated for 50/60 Hz. Accessories are not available for QOB-VH (2P 150 A and 3P 110–150 A) circuit breakers or QO, QOU molded case switches. QO circuit breakers will accept only one accessory per circuit breaker. Undervoltage trip is not available on miniature circuit breakers. Factory-installed accessories are not available for QO-AFI or QO-CAFI Arc Fault Circuit Breakers or on QO2150, QO2175, or QO2200 circuit breakers.
Table 7.15: Rated
Voltage Trips the circuit breaker from a remote location by means of a trip coil energized from a separate circuit. A 120 Vac shunt trip will operate at 55% or more of rated voltage. All other shunt trips will operate at 75% or more of rated voltage.
▪ For use with momentary or maintained push button.
▪ Not available on QO-GFI, QO-EPD, QO-AFI, QOCAFI.
▪ Shunt trip terminals accept
(2) 14–12 AWG Cu. Auxiliary Switches Monitors circuit breaker contact status and provides a remote signal indicating the circuit breaker contacts are OPEN or CLOSED.
▪ Auxiliary switch terminals accept
(2) 14–12 AWG Cu leads.
▪ Leads (EH): Yellow for “A’’, Blue for
“B’’, Striped common 18 AWG Cu. Alarm Switches Used with control circuits and is actuated only when the circuit breaker has tripped. Standard construction includes a normally-open contact.
▪ Leads: Alarm switch terminals accept
(2) 14–12 AWG Cu leads.