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SQUARE D Electrical Interlock: 600V AC - Disconnect Switch Interlock Kits
SQUARE DDisconnect Switch Interlock Kits

SQUARE D Electrical Interlock: 600V AC

The SQUARE D Electrical Interlock (MPN EIK40601) is a disconnect switch interlock kit designed for use with disconnect switches sized 400 to 1200 A. It includes 1 NO and 1 NC contact and is rated for 600V AC.

SKU 3G-OTH-29385

Brand
SQUARE D
Item
Electrical Interlock: 600V AC
Category
Disconnect Switch Interlock Kits
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Technical Specifications

SQUARE D
Manufacturer Part Number
EIK40601
Includes
1 NO & 1 NC Contact
Voltage Rating
600V AC
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SQUARE D Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SQUARE D Electrical Interlock (MPN EIK40601) is a disconnect switch interlock kit designed for use with disconnect switches sized 400 to 1200 A. It includes 1 NO and 1 NC contact and is rated for 600V AC.

Frequently Asked Questions

What is the SQUARE D EIK40601 electrical interlock used for?

The SQUARE D EIK40601 electrical interlock is used to prevent a disconnect switch from being opened or closed under load, ensuring operator safety. It is designed for disconnect switches sized 400 to 1200 A and is commonly applied in industrial power distribution and motor control centers.

What are the specifications of the SQUARE D EIK40601 interlock?

The SQUARE D EIK40601 interlock has a voltage rating of 600V AC and includes 1 normally open (NO) and 1 normally closed (NC) contact. It is designed for disconnect switches sized 400 to 1200 A. The manufacturer part number is EIK40601.

Where to buy the SQUARE D EIK40601 interlock worldwide?

You can source the SQUARE D EIK40601 electrical interlock through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install the SQUARE D EIK40601 interlock on a disconnect switch?

Installation of the SQUARE D EIK40601 interlock typically involves mounting the kit onto the disconnect switch mechanism per the manufacturer's instructions. Ensure power is isolated before installation. The interlock provides 1 NO and 1 NC contact for auxiliary signaling. Always follow SQUARE D guidelines for safe 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 disconnect switch interlock kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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