Square D EJB34050: 50 Amp, 3-Pole, Thermal-Magnetic Circuit Breaker, 480Y/277V, 100kA @ 120/240V, 65kA @ 480Y/277V, bolt-on, UL listed, HACR rated.
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Manufacturer: Schneider Electric
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Brand: Square D
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Product Range: E-Frame (for Square D NF Panelboards and lighting panelboards)
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UPC: 785901335238
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Model Number: EJB34050
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Breaker Type: Thermal-Magnetic Miniature Circuit Breaker
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Amperage: 50 Amps
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Poles: 3-Pole
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Voltage: 480Y/277 Volts AC
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Interrupt Rating: 100 kAIC at 120/240V AC, 65 kAIC at 480Y/277V AC
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Mounting Mode: Bolt-on
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Wire Size: #14-10 AWG Cu, #12-10 AWG Al (smaller wires); #8-2/0 AWG Cu, #8-2/0 AWG Al (larger wires)
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Tightening Torque: 34.5 lb-in (#14-10 AWG); 49.6 lb-in (#8-2/0 AWG)
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Dimensions: Height: 5.66 in; Width: 2.94 in; Depth: 4.05 in
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Weight: 4 lbs
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Certifications: UL Listed, HACR Rated, CSA Certified, HID Rated
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Hold Current: 630 A
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Trip Current: 1800 A
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Trip Unit Technology: Thermal-Magnetic with Trip Indicator
This Square D EJB34050 thermal-magnetic circuit breaker delivers dependable 50 Amp, 3-pole protection for 480Y/277V circuits in E-Frame NF lighting panelboards. Designed for bolt-on installation with 100kA interrupt rating at 120/240V, it supports commercial and industrial applications with superior overload and short-circuit protection.