B140 - Siemens 40 Amp 1-Pole Bolt-On Molded Case Circuit Breaker, 120/240VAC, Type BL, 10kA Interrupt, Thermal Magnetic, UL Listed, CSA Certified, HACR Rated

B140

B140 is a Siemens 40 Amp, 1-pole, bolt-on molded case circuit breaker designed for reliable circuit protection in commercial and industrial applications.

This thermal magnetic trip unit circuit breaker is rated for 120/240VAC, features a 10kA interrupting rating, and is part of the Siemens BL series. It is panelboard mounted, non-interchangeable, and built for durability and safety in electrical distribution systems.

Key Specifications
• Manufacturer: Siemens
• Part Number: B140
• Amperage: 40A
• Voltage: 120/240VAC
• Poles: 1
• Mounting Type: Bolt-On
• Interrupt Rating: 10,000A (10kA)
• Series/Frame: BL
• Trip Unit: Thermal Magnetic
• Certifications: UL Listed, CSA Certified, HACR Rated
• Connection: Terminal Load Lug
• Dimensions: 1" W x 3" D x 3-9/16" H

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Specifications

• Part Number: B140
• Manufacturer : Siemens
• Brand : Siemens
• Category : Circuit Breaker
• Item Subcategory : Molded Case
• Family : BL Series
• Type : BL
• Voltage : 120
• Amperage : 40
• Phase : 1
• Poles : 1
• AIC rating : 10kA@240V
• Connection : Bolt-on
• Functions : LI - Long-Time and Instantaneous Trip
• Terminal Connection : Lug
• Frame Size : 125A/BL
• Temp Rating : -13‰ÛÒ158 å¡F (-25‰ÛÒ70 å¡C)
• MCM Size : Min. Wire Size 8 AWG Max. Wire Size 4 AWG (Al), 6 AWG (Cu)
• Breaker Type : Standard
• Protection : Thermal Magnetic

Product Data

• UPC : 783643263468
• GTIN : 00783643263468
• Country of Origin : Mexico
• Dimensions : 2.571 x 1.00 x 2.89 inch
• Weight : 0.309
• Panel Type : Siemens P1 Panelboards
• Standards : CSA Certified, HACR Rated, NOM Certified, UL Listed
• Certification : CSA Certified, HACR Rated, NOM Certified, UL Listed