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SQUARE D Mechanical Interlock: Mechanical Interlock (MPN S29369) - Square D Circuit Breaker Locks, Padlocks & Interlocks
SQUARE DSquare D Circuit Breaker Locks, Padlocks & Interlocks

SQUARE D Mechanical Interlock: Mechanical Interlock (MPN S29369)

The SQUARE D Mechanical Interlock (MPN S29369) is a circuit breaker accessory designed for use with Square D PowerPact H and J Frame Circuit Breakers. This mechanical interlock accessory provides a physical locking…

SKU 3G-OTH-20894

Brand
SQUARE D
Item
Mechanical Interlock: Mechanical Interlock
Category
Square D Circuit Breaker Locks, Padlocks & Interlocks
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Technical Specifications

SQUARE D
Manufacturer Part Number
S29369
For Use With
Square D PowerPact(R) H and J Frame Circuit Breakers
Accessory Type
Mechanical Interlock
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SQUARE D Mechanical Interlock (MPN S29369) is a circuit breaker accessory designed for use with Square D PowerPact H and J Frame Circuit Breakers. This mechanical interlock accessory provides a physical locking mechanism between two circuit breakers to prevent simultaneous operation.

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 locks, padlocks & interlocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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