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Siemens BQD330 3-Pole Miniature Circuit Breaker

Siemens BQD330 3-Pole Miniature Circuit Breaker.

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ManufacturerSiemens

Part numberBQD330

Number of Poles 3

Rated Current 30 A

Rated Voltage 480V AC

Frame Size BQD

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Veteran-owned

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3-pole design 30A current rating 480V AC voltage rating Miniature Circuit Breaker technology Robust construction for industrial use

Product description

The Siemens BQD330 is a 3-pole Miniature Circuit Breaker (MCB) engineered for reliable overcurrent protection. It features a current rating of 30A and a voltage rating of 480V AC. The BQD series is known for its durability and consistent performance in various industrial settings.

This circuit breaker is integral for protecting electrical circuits in commercial and industrial environments, such as manufacturing facilities, power distribution systems, and machine control panels. It safeguards equipment and personnel from damage caused by overloads and short circuits.

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Technical specifications

Number of Poles	3
Rated Current	30 A
Rated Voltage	480V AC
Frame Size	BQD
Series	BQD

Common applications

Industrial power distribution

Commercial electrical panels

Motor protection circuits

Branch circuit protection

Control panels

Compatible systems

Standard distribution panels Industrial control enclosures Compatible with 480V AC electrical systems

Also known as

Siemens BQD330 MCB BQD330 breaker Siemens 30A 3-pole breaker

Replaces / compatible with

The BQD330 serves as a direct replacement for older Siemens or compatible breakers within the BQD series. Verify compatibility with specific older models.

Technical note

Expert tip

When installing multiple BQD330 breakers in a panel, ensure adequate spacing for heat dissipation as per electrical code requirements.

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Frequently asked questions

What is the typical breaking capacity of a Siemens BQD330 circuit breaker?

While specific breaking capacity (Icn) values should be confirmed via the official datasheet, Siemens BQD series breakers are typically designed to meet standard industrial requirements for short-circuit interruption. For the BQD330, it's designed to safely interrupt fault currents up to its rated limit.