BT1-B2-52-430-221-D The Littelfuse Inc. BT1-B2-52-430-221-D is a single-pole, magnetic hydraulic delay circuit breaker rated for 3A and 277V. It features a lever actuator and panel mount design.
Mfr Part #:

BT1-B2-52-430-221-D

Mfr Name: Littelfuse Inc.
Littelfuse Inc.
The Littelfuse Inc. BT1-B2-52-430-221-D is a single-pole, magnetic hydraulic delay circuit breaker rated for 3A and 277V. It features a lever actuator and panel mount design.
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BT1-B2-52-430-221-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

BT1-B2-52-430-221-D Description

Short technical summary and product information.

This Littelfuse Inc. BT1-B2-52-430-221-D is a single-pole circuit breaker designed for reliable circuit protection. It operates with a magnetic hydraulic delay mechanism, offering a current rating of 3A and a voltage rating of 277V.

 

The breaker is designed for panel mounting and features a lever actuator for easy operation. It is approved by multiple agencies including CCC, CSA, UL, and VDE, indicating its suitability for various applications.

 

Key specifications include a 3A current rating and a 277V voltage rating, making it suitable for a range of electrical systems. The magnetic hydraulic delay type ensures consistent performance under varying conditions. The breaker is illuminated with 'None'.

 

Compliance information indicates RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status. However, this compliance data is from the existing database and has low confidence, requiring verification.

BT1-B2-52-430-221-D Quick Information

Product Type: Circuit Breaker
Canonical Name: Littelfuse Inc. BT1-B2-52-430-221-D Magnetic Hydraulic Delay Circuit Breaker
Subcategory: Circuit Breaker

BT1-B2-52-430-221-D Compliance

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

BT1-B2-52-430-221-D Features

  • 3A current rating for circuit protection.
  • 277V voltage rating for electrical systems.
  • Magnetic hydraulic delay breaker type.
  • Panel mount design with lever actuator.
  • Approved by CCC, CSA, UL, and VDE.

BT1-B2-52-430-221-D Applications

  • Suitable for panel mount installations.
  • Used in circuits requiring 3A protection.
  • Designed for 277V electrical systems.
  • Lever actuator for easy operation.

BT1-B2-52-430-221-D FAQs

7 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the BT1-B2-52-430-221-D circuit breaker?

277V.

What is the current rating of this circuit breaker?

3A.

How many poles does this circuit breaker have?

1 pole.

What type of breaker is this?

Magnetic (Hydraulic Delay).

What is the actuator type?

Lever.

What approvals does this circuit breaker have?

CCC, CSA, UL, VDE.

What is the mounting type?

Panel Mount.

BT1-B2-52-430-221-D Alternate Parts

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BT1-B2-52-430-121-D
BT1-B2-52-430-121-D
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The Littelfuse Inc. BT1-B2-52-430-121-D is a single-pole circuit breaker designed for panel mounting. It features a magnetic hydraulic delay mechanism and a 3A current rating.
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BA1-B2-14-430-122-D
BA1-B2-14-430-122-D
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This is a 1 pole magnetic hydraulic delay circuit breaker from Littelfuse. It is rated for 3A current and 277V voltage, with panel mount and lever actuator.
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BA1-B0-14-430-522-D
BA1-B0-14-430-522-D
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The Littelfuse Inc. BA1-B0-14-430-522-D is a single-pole magnetic circuit breaker designed for panel mounting. It features a 3A current rating and a 277V voltage rating.
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