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SQUARE D Undervoltage Release: Undervoltage Release, PowerPact(R) B Circuit Breakers - Square D Circuit Breaker Undervoltage Release
SQUARE DSquare D Circuit Breaker Undervoltage Release

SQUARE D Undervoltage Release: Undervoltage Release, PowerPact(R) B Circuit Breakers

The SQUARE D Undervoltage Release (MPN LV426801) is a circuit breaker accessory designed for use with PowerPact(R) B Circuit Breakers. It operates at 24V AC/DC and functions as an undervoltage release, providing a…

SKU 3G-OTH-19404

Also listed as: LV 426801 · LV-426801

Brand
SQUARE D
Item
Undervoltage Release: Undervoltage Release, PowerPact
Category
Square D Circuit Breaker Undervoltage Release
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SQUARE D
Manufacturer Part Number
LV426801
Type
PowerPact(R) B Circuit Breakers
AC/DC
24V
Voltage
24V AC/DC
For Use With
PowerPact(R) B Circuit Breakers
Accessory Type
Undervoltage Release
Number of Poles
None

Technical Documents

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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SQUARE D Undervoltage Release (MPN LV426801) is a circuit breaker accessory designed for use with PowerPact(R) B Circuit Breakers. It operates at 24V AC/DC and functions as an undervoltage release, providing a means to trip the breaker when voltage drops below a specified level. This accessory has no poles and is manufactured by SQUARE D.

Frequently Asked Questions

What is a Square D undervoltage release used for?

A Square D undervoltage release (MPN LV426801) is a circuit breaker accessory that automatically trips a PowerPact B circuit breaker when the supply voltage drops below a preset threshold. This protects connected equipment from damage caused by low-voltage conditions, such as motor stalling or control circuit malfunction.

What are the specifications of the Square D LV426801 undervoltage release?

The Square D LV426801 undervoltage release is rated for 24V AC/DC operation. It is designed for use with PowerPact B circuit breakers and has no poles. This accessory is manufactured by Square D and functions as an undervoltage release to trip the breaker when voltage falls below the operating threshold.

Where to buy Square D undervoltage release worldwide?

3G Electric supplies the Square D LV426801 undervoltage release worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source genuine Square D accessories for PowerPact B circuit breakers.

How to install a Square D undervoltage release on a PowerPact B breaker?

Install the Square D undervoltage release by first ensuring the breaker is de-energized. Attach the accessory to the designated mounting location on the PowerPact B breaker per the manufacturer's instructions. Connect the 24V AC/DC control wiring to the release terminals. Test operation by applying rated voltage and verifying trip function.

Used in

Common applications for SQUARE D
Commercial building electrical panels — Square D QO series plug-in circuit breakers for branch circuit protection
Industrial motor control centers — Square D QOB series bolt-on breakers in NQOD panelboards
Heating equipment installations — Square D QOU series unit-mount breakers for overcurrent protection
Outdoor electrical distribution — Square D L-Frame enclosures housing LAL/LHL breakers for 400 A service
Indoor facility power distribution — Square D Q-Frame enclosures with QBL/QDL breakers for 225 A circuits
Retrofit and replacement in existing Square D load centers — QO series breakers for 120/240V AC systems

SQUARE D Products

3G Electric supplies SQUARE D square d circuit breaker undervoltage release. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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