QO345 - Square D 45 Amp 3 Pole 240V Circuit Breaker Plug-In QO Frame

QO345

QO345 is a 45 Amp, 3 Pole circuit breaker from Square D designed for reliable circuit protection in 240V applications.This Square D QO345 miniature circuit breaker features a plug-in mounting type with a QO frame, rated for 45 amps and 240 volts AC. It has a 10kA interrupt rating and is UL listed for safety and performance. The breaker is designed for use in load centers and offers a common trip mechanism for simultaneous pole disconnection. It is HACR rated and supports conductor sizes from 8 to 2 AWG.

Key Specifications
• Amperage: 45A
• Voltage: 240VAC
• Poles: 3
• Mounting Type: Plug-In
• Interrupt Rating: 10kA @ 240VAC
• Series/Frame: QO
• Trip Unit: Thermal Magnetic, Common Trip
• Certifications: UL Listed, HACR Rated
• Conductor Size: 8-2 AWG

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Specifications

• Part Number: QO345
• Manufacturer : Schneider Electric
• Brand : Square D
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : QO SEries
• Type : QO
• Voltage : 240
• Amperage : 45
• Phase : 3
• Poles : 3
• AIC rating : 10kA@240V
• Connection : Plug-In
• Functions : Long Time and Instantaneous Trip
• Terminal Connection : Lug
• Frame Size : 100A/QO
• Temp Rating : -13–158 °F (-25–70 °C)
• MCM Size : Min. Wire Size 8 AWG Max. Wire Size 2 AWG
• Breaker Type : Standard
• Protection : Thermal Magnetic

Product Data

• UPC : 785901012481
• GTIN : 00785901012481
• Country of Origin : Mexico
• Dimensions : 3.1 in (79 mm) x 2.2 in (57 mm) x 2.9 in (74 mm) (Height x Width x Depth)
• Weight : 0.83
• Panel Type : QO Load Centers and NQ Panelboards
• Standards : CSA Certified, HACR, UL Listed
• Certification : HACR, UL Listed
• Wire Size : AWG 8 to AWG 2, Copper or Aluminum