BQD6370 - 70Amp Circuit Breaker

- 70 Amp
- 10k @ 600VAC
- 3 Pole
Purchase Options:
BQD6370 - 70Amp Circuit Breaker Description
BQD6370 - 70Amp Circuit Breaker
When you're working with a 347/600VAC electrical system, matching the right breaker is an important part of keeping the distribution system operating as intended. The Siemens BQD6370 is a 3-pole, 70-amp molded case circuit breaker designed for use in compatible Siemens panelboards and other three-phase power distribution applications. You'll often find this breaker protecting lighting panels, feeder circuits, HVAC equipment, and other electrical loads in commercial and industrial facilities.
The BQD6370 features a thermal-magnetic trip unit that responds to both overload conditions and short circuits, along with a 10kA interrupting capacity for fault protection. Its panelboard-mount design makes it a practical option for maintenance work, system upgrades, and replacement projects where a 70-amp Siemens BQD series breaker is specified. Because it is UL 489 Listed and HACR Rated, it is also suitable for a variety of HVAC and power distribution applications.
Key Features and Benefits
- 70-amp continuous current rating
- Three-pole configuration for three-phase systems
- Rated for 600/347VAC applications
- Thermal-magnetic trip unit for overload and short-circuit protection
- 10kA interrupting capacity (10kAIC)
- Designed for panelboard mounting applications
- UL 489 Listed
- HACR Rated for HVAC equipment applications
- Compact molded case construction
- Suitable for 50/60 Hz electrical systems
- Part of the Siemens BQD6 circuit breaker family
- Ideal for commercial and industrial power distribution systems
Technical Specifications
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Manufacturer: Siemens
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Catalog Number: BQD6370
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Product Series: BQD6
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Product Type: Molded Case Circuit Breaker
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Number of Poles: 3
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Current Rating: 70 Amps
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Voltage Rating: 600/347 VAC
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Interrupting Capacity: 10 kAIC
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Trip Unit Type: Thermal Magnetic
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Frequency Rating: 50/60 Hz
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Mounting Style: Panelboard Mount
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Width: 3 in.
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Height: 4.49 in.
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Depth: 3 in.
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Net Weight: 1.601 lb
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UPC: 783643319769
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Country of Origin: Mexico
Material Compliance and Certifications
- UL 489 Listed
- HACR Rated
- RoHS Compliant (since July 1, 2006)
- REACH Information Available
- WEEE Compliant where applicable
- Manufactured to Siemens quality and performance standards for low-voltage circuit protection equipment
Where It Works Best
- Commercial office buildings
- Educational facilities and campuses
- Healthcare and medical facilities
- Manufacturing plants
- Warehouses and distribution centers
- Municipal and government buildings
- HVAC equipment installations
- Lighting distribution panels
- Feeder circuits
- Motor control applications
- General power distribution systems
Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
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.
Specifications
- Width:3.0
- Height:4.0
- Depth:2.7
- Poles:3
- Amperes:70
- A.I.C. Rating & Volts:10k @ 600VAC
- Type:BQD6
- Approx Dimensions:3.00"W x 4.00"L x 2.70"D
- Additional Notes:40°C, CSA Certified, Bolt-On, Molded Case Circuit Breaker
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