Siemens BQD390 Molded Case Circuit Breaker – 90A – 3-Pole – 240/480Y/277VAC – 14kA @ 480Y/277V – Bolt-On – BQD Series

The Siemens BQD390 is a 90A, 3-pole bolt-on molded case circuit breaker designed for compatible Siemens / ITE load center applications. It features a compact design and is rated for 240VAC and 480Y/277VAC at 60Hz.

The breaker has a 14,000A interrupting rating at 480Y/277VAC and is rated for 90A at 40°C. It is UL Listed and CSA Certified.

Specifications:

• Manufacturer: Siemens / ITE
• Product Type: Molded Case Circuit Breaker
• Catalog No.: BQD390
• Product Family: BQD Series
• Current Rating: 90A @ 40°C
• Number of Poles: 3-Pole
• Voltage Rating: 240VAC / 480Y/277VAC
• Frequency: 60Hz
• Interrupting Rating: 14,000A @ 480Y/277VAC
• Mounting Type: Bolt-On
• Breaker Type: Molded Case Circuit Breaker
• Application: Load Centers
• Design: Compact

Part Numbers & Identification:

• Manufacturer Part Number (MPN): BQD390
• Catalog Number: BQD390
• Product Family: Siemens BQD Series
• Series: BQD
• Brand: Siemens
• Manufacturer: Siemens / ITE
• Product Type: Molded Case Circuit Breaker
• Model: BQD390
• Breaker Configuration: 3-Pole, 90A
• upc:783643277458

Compatibility:

Designed for use with compatible Siemens / ITE BQD Series load centers accepting bolt-on molded case circuit breakers. The BQD390 is rated for 240VAC and 480Y/277VAC, 60Hz applications and provides a 14,000A interrupting rating at 480Y/277VAC.

Always verify the specific load center model, approved breaker type, system voltage, pole configuration, interrupting rating, mounting arrangement, and installation requirements before installation.

Certifications:

• UL Listed
• CSA Certified
• Siemens / ITE BQD Series
• 90A @ 40°C
• 3-Pole
• 240VAC / 480Y/277VAC Rated
• 14kA @ 480Y/277VAC
• Bolt-On Mounting
• Molded Case Construction

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