SIEMENS

HGB3B015B - 15Amp Circuit Breaker

HGB3B015B - 15Amp Circuit Breaker

Regular price $448.57 USD
Regular price Sale price $448.57 USD
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HGB3B015B - 15Amp Circuit Breaker

When you need a 15-amp, 3-pole breaker for a compatible low-voltage panelboard, the HGB3B015B offers a specific set of electrical characteristics in a compact G-frame design. This HGB-frame circuit breaker uses a thermal-magnetic trip unit, providing protection against both sustained overloads and short-circuit conditions.

Key Features and Benefits

  • 15A, 3-pole configuration for compatible three-pole electrical applications.
  • Thermal-magnetic trip protection responds to overload and short-circuit conditions.
  • HGB G-frame construction designed for compatible low-voltage panelboards.
  • TC1Q1 load-side lugs are included as part of the breaker configuration.
  • Accepts 14–10 AWG copper or aluminum (Cu/Al) conductors.
  • UL Listed for added confidence when verifying application requirements.
  • Compact 3 x 5.4 x 2.8-inch dimensions help make identification and fit verification straightforward.

Technical Specifications

  • Catalog Number / MFN: HGB3B015B
  • Breaker Type: G-Frame Circuit Breaker
  • Frame: HGB
  • Amperage: 15A
  • Poles: 3
  • Trip Type: Thermal-Magnetic
  • Mounting: Low-Voltage Panelboard Mount
  • Interrupting Rating – 600Y/347V: 14 kAIC
  • Interrupting Rating – 480Y/277V: 35 kAIC
  • Lug Configuration: Load-Side Lugs Only
  • Lug Type: TC1Q1
  • Wire Range: 14–10 AWG
  • Conductor Compatibility: Copper / Aluminum (Cu/Al)
  • Dimensions (W x H x D): 3 x 5.4 x 2.8 in.
  • Net Weight: 2.756 lb.
  • UPC: 887621219765
  • Country of Origin: Mexico

Material Compliance and Certifications

The HGB3B015B is UL Listed, giving electricians and facility personnel an established certification reference when checking the breaker against the requirements of the equipment where it will be installed.

Where It Works Best

The HGB3B015B makes the most sense in low-voltage panelboard applications that call for its particular HGB G-frame configuration. It's especially relevant for commercial and industrial electrical systems requiring a 15A, 3-pole thermal-magnetic breaker with a 35 kAIC rating at 480Y/277V or 14 kAIC at 600Y/347V.


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Siemens®, I-T-E®, and Murray® are registered trademarks of Siemens AG. Products sold are surplus, used, or refurbished and are NOT supplied by Siemens AG or its affiliates.

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