CQD330

Siemens CQD330 available at EU Automation. Get in touch today for a quick price.

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The Siemens CQD330 is a robust and reliable molded case circuit breaker designed for a wide range of electrical applications. This three-pole circuit breaker is rated for a continuous current of 30 amperes at 40°C, making it suitable for both commercial and industrial environments. It operates efficiently at a voltage of 480Y/277V AC, providing dependable protection against overloads and short circuits. The CQD330 is engineered for easy installation on a DIN rail, ensuring a secure and stable fit. Its compact design allows for integration into various systems without compromising on performance. With a focus on durability and efficiency, the Siemens CQD330 is an ideal choice for safeguarding electrical circuits in demanding settings.
Specification Description
Part Number CQD330
Manufacturer Siemens
Type Molded Case Circuit Breaker
Poles 3
Voltage Rating 480Y/277V AC
Current Rating 30 Amperes
Interrupting Rating 14 kA at 480Y/277V AC
Mounting Style DIN Rail Mount
Application Suitable for use in light commercial and industrial applications, providing reliable circuit protection.
Features Compact design, suitable for OEM equipment, reverse feed applications, and independently mounted on customer-supplied DIN rail.
Accessories Compatible with shunt trips, auxiliary switches, and alarm switches for enhanced functionality.
Standards Complies with UL 489 and IEC 60947-2 standards for circuit breakers.
Temperature Rating Continuous current rating at 40°C
Terminal Type Line and load ends suitable for copper and aluminium wires.
Additional Notes The Siemens CQD330 is designed for easy integration into existing systems, offering dependable performance and safety in managing electrical circuits. Ideal for environments requiring robust circuit control.

What type of circuit breaker is this?

This is a Siemens CQD330 molded case circuit breaker, designed for use in both light commercial and industrial applications.

What are the voltage ratings for this circuit breaker?

The Siemens CQD330 circuit breaker has voltage ratings of 480Y/277V AC.

What is the current rating for this circuit breaker?

The Siemens CQD330 circuit breaker has a continuous current rating of 30 amperes at 40°C.

How many poles does this circuit breaker have?

The Siemens CQD330 is a 3-pole circuit breaker.

Is this circuit breaker suitable for reverse feed applications?

Yes, the Siemens CQD330 circuit breaker is UL Listed for reverse feed applications.

What are the interrupting ratings for this circuit breaker?

The Siemens CQD330 circuit breaker has an interrupting rating of 14 kA at 480Y/277V AC.

Can this circuit breaker be mounted on a DIN rail?

Yes, the Siemens CQD330 is designed to be independently mounted on a customer-supplied DIN rail or bolted directly to a surface.

What type of accessories are available for this circuit breaker?

Accessories for the Siemens CQD330 include shunt trips, auxiliary switches, and alarm switches, which can be mounted on the left side of the breaker.

What are the terminal connector specifications for this circuit breaker?

For the Siemens CQD330, the terminal connectors are UL listed for 60/75°C wire, with #8 - #1 AWG CU and #6 - #1/0 AWG AL for 45-100 amperes.

  • Used in OEM designed equipment for light commercial applications.
  • Suitable for industrial applications requiring compact circuit protection.
  • Ideal for installations requiring reverse feed applications.
  • Commonly used in electrical panels for circuit protection.
  • Utilized in systems requiring DIN rail mounting for circuit breakers.
  • Employed in environments needing high interrupting capacity up to 65,000 amperes.
  • Applied in systems with voltage ratings of 120, 240, 277, and 480/277V AC.
  • Used in applications requiring auxiliary and alarm switch integration for remote monitoring.

This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.

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