General Purpose Molded Case Circuit Breakers – Siemens QR2 MCCB
Compact thermal-magnetic molded case circuit breakers designed for panelboard mounting and general applications in demanding markets. They are available in 240V, 480V, and 600Y/347V versions with trip units from 15A to 250A and interrupting ratings from 10kAIC to 100kAIC. Select models include Arc-Fault or Ground-Fault sensing and support field-installable internal accessories
Technical Specifications
Voltage ratings: 240V, 480V, 600Y/347V
Trip units: 15A to 250A
Interrupting capacity: 10kAIC to 100kAIC
One-inch pole spacing (except QR 250A frame)
Suitable for spas, hot tubs, kitchens, bathrooms and various construction applications
Field-installable accessories: shunt trip, auxiliary switch, shunt/aux combinations (side-car mounted or internal pockets)
Complies with UL, CSA, NOM, IEC global standards
Trip units: 15A to 250A
Interrupting capacity: 10kAIC to 100kAIC
One-inch pole spacing (except QR 250A frame)
Suitable for spas, hot tubs, kitchens, bathrooms and various construction applications
Field-installable accessories: shunt trip, auxiliary switch, shunt/aux combinations (side-car mounted or internal pockets)
Complies with UL, CSA, NOM, IEC global standards
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