DA1-B0-34-640-111-D The Littelfuse Inc. DA1-B0-34-640-111-D is a single-pole circuit breaker featuring a magnetic hydraulic delay mechanism. It offers a 40A current rating and a 277V voltage rating.
Mfr Part #:

DA1-B0-34-640-111-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. DA1-B0-34-640-111-D is a single-pole circuit breaker featuring a magnetic hydraulic delay mechanism. It offers a 40A current rating and a 277V voltage rating.
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$ Price Range: $0.99

DA1-B0-34-640-111-D Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Approval Agency
Breaker Type
Current Rating
Current Rating (Amps)
Illumination
Mounting Type
Number of Poles
Voltage Rating

DA1-B0-34-640-111-D Description

Short technical summary and product information.

This Littelfuse Inc. DA1-B0-34-640-111-D is a single-pole circuit breaker designed for reliable circuit protection. It utilizes a magnetic hydraulic delay, providing a specific trip curve characteristic suitable for various applications.

 

The breaker is rated for 40 Amperes and operates at a voltage of up to 277 Volts. It features a lever actuator for manual operation and is designed for DIN rail mounting, facilitating easy installation in control panels and enclosures.

 

Key electrical specifications include its 40A current rating and 277V voltage rating. The breaker type is magnetic (hydraulic delay), and it has one pole. The actuator type is a lever, and it does not feature illumination. It is compliant with RoHS3 standards and has a Moisture Sensitivity Level (MSL) of 1 Unlimited.

 

This circuit breaker is suitable for applications requiring precise overcurrent protection with a defined delay characteristic. Its DIN rail mounting makes it convenient for industrial and commercial electrical systems.

DA1-B0-34-640-111-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. DA1-B0-34-640-111-D Magnetic (Hydraulic Delay) Circuit Breaker

DA1-B0-34-640-111-D Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

DA1-B0-34-640-111-D Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

DA1-B0-34-640-111-D Features

  • 40A current rating for robust protection.
  • 277V voltage rating for various applications.
  • Magnetic hydraulic delay for controlled tripping.
  • Lever actuator for easy operation.
  • DIN rail mounting for convenient installation.

DA1-B0-34-640-111-D Applications

  • Ideal for industrial control panels.
  • Suitable for commercial electrical systems.
  • Provides reliable overcurrent protection.
  • Used in power distribution units.

DA1-B0-34-640-111-D FAQs

5 frequently asked questions generated from this part’s specifications.
What is the current rating of the DA1-B0-34-640-111-D circuit breaker?

The current rating is 40A.

What is the voltage rating for this circuit breaker?

The voltage rating is 277V.

What type of breaker mechanism does the DA1-B0-34-640-111-D use?

It uses a Magnetic (Hydraulic Delay) breaker type.

How many poles does this circuit breaker have?

This is a 1-pole circuit breaker.

What is the mounting type for this circuit breaker?

The mounting type is DIN Rail.

DA1-B0-34-640-111-D Alternate Parts

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DA1-B0-46-640-111-D
DA1-B0-46-640-111-D
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The Littelfuse Inc. DA1-B0-46-640-111-D is a single-pole circuit breaker rated for 40A and 277V. It features a magnetic (hydraulic delay) trip mechanism and mounts on a DIN rail.
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DA1-B0-24-640-111-D
DA1-B0-24-640-111-D
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The Littelfuse Inc. DA1-B0-24-640-111-D is a 1-pole magnetic hydraulic delay circuit breaker. It features a 40A current rating and 277V voltage rating.
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