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W91-X112-20 Magnetic hydraulic delay circuit breaker rated at 20A and 277VAC. Single-pole panel mount with lever actuator.
Mfr Part #:

W91-X112-20

Mfr Name: TE Connectivity
TE Connectivity
Magnetic hydraulic delay circuit breaker rated at 20A and 277VAC. Single-pole panel mount with lever actuator.
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W91-X112-20 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Actuator Type
Breaker Type
Current Rating
Current Rating (Amps)
Mounting Type
Number of Poles
Voltage Rating
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W91-X112-20 Description

Short technical summary and product information.

The W91-X112-20 is a magnetic hydraulic delay circuit breaker from TE Connectivity, designed for overcurrent protection in electrical systems. It is rated for 20A continuous current at 277VAC, with a single-pole configuration. The breaker features a panel mount design with a lever actuator for manual on/off operation. Hydraulic delay technology provides time-delay characteristics, allowing brief current surges without nuisance tripping, making it suitable for motor and transformer protection in industrial and commercial applications.

W91-X112-20 Quick Information

Product Type: Circuit Breaker
Canonical Name: W91-X112-20 Magnetic Hydraulic Delay Circuit Breaker

W91-X112-20 Compliance

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

W91-X112-20 Features

  • Rated for 20A continuous current.
  • 277VAC voltage rating.
  • Magnetic hydraulic delay mechanism.
  • Single-pole panel mount design.
  • Lever actuator for manual operation.

W91-X112-20 Applications

  • Overcurrent protection for lighting circuits.
  • Branch circuit protection in industrial panels.
  • Used in HVAC equipment control panels.
  • Protection for motor control circuits.

W91-X112-20 FAQs

6 frequently asked questions generated from this part’s specifications.
What is the voltage rating of the W91-X112-20?

277VAC

What is the current rating of the W91-X112-20?

20A

How many poles does the W91-X112-20 have?

1 pole

What type of circuit breaker is the W91-X112-20?

Magnetic (Hydraulic Delay)

What is the mounting type of the W91-X112-20?

Panel Mount

What actuator type does the W91-X112-20 use?

Lever

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The Littelfuse Inc. AA1-B0-10-620-1D2-C is a circuit breaker with a 20A current rating and 277V voltage rating. It features a panel mount design and magnetic (hydraulic delay) operation.
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