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SQUARE D Molded Case Circuit Breaker: 350 A Amps, 50kA at 250V DC, Instantaneous - LA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers
SQUARE DLA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers

SQUARE D Molded Case Circuit Breaker: 350 A Amps, 50kA at 250V DC, Instantaneous

The Square D LHL36350 is a 350 A molded case circuit breaker from the LHL series, featuring 3 poles and a 50kA maximum AIR rating at 250V DC. It offers instantaneous trip protection with ABC phase connection and…

SKU 3G-OTH-609459

Brand
SQUARE D
Item
Molded Case Circuit Breaker: 350 A Amps, 50kA at 250V DC, Instantaneous
Category
LA-, LH-, Q4-Frame Square D Molded Case Circuit Breakers
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Technical Specifications

SQUARE D
Manufacturer Part Number
LHL36350
Series
LHL
Type
50kA at 250V DC, Instantaneous, Line/Load Lug, ABC
Poles
3
Max. AIR Rating
50kA at 250V DC
Phase Connection
ABC
Instantaneous Trip
Instantaneous
Terminal Connection
Line/Load Lug
View Full Spec Sheet

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

Product Description

The Square D LHL36350 is a 350 A molded case circuit breaker from the LHL series, featuring 3 poles and a 50kA maximum AIR rating at 250V DC. It offers instantaneous trip protection with ABC phase connection and line/load lug terminals, designed for reliable overcurrent interruption in industrial electrical systems.

Frequently Asked Questions

What is the Square D LHL36350 molded case circuit breaker used for?

The Square D LHL36350 is a 350 A molded case circuit breaker used for overcurrent protection in industrial electrical systems. It provides instantaneous trip response for DC circuits up to 250V DC, making it suitable for switchboards, panelboards, and motor control centers requiring reliable fault interruption.

What are the specifications of the Square D LHL36350?

The Square D LHL36350 is a 3-pole molded case circuit breaker rated 350 A with a maximum AIR rating of 50kA at 250V DC. It features instantaneous trip, ABC phase connection, and line/load lug terminals. It belongs to the LHL series and is designed for industrial DC applications.

Where to buy the Square D LHL36350 worldwide?

3G Electric supplies the Square D LHL36350 worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 350 A molded case circuit breaker with 50kA DC interrupting capacity.

How to select the right Square D molded case circuit breaker for a DC system?

Select a Square D molded case circuit breaker by matching the continuous current rating (e.g., 350 A), DC voltage rating (250V DC), and interrupting capacity (50kA) to your system's fault current. Verify pole configuration (3 poles) and trip type (instantaneous) for your protection scheme. Consult a licensed engineer for coordination studies.

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 la-, lh-, q4-frame square d molded case circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Molded Case Circuit Breaker: 250 A Amps, 25kA at 120/240V AC, Adj, Lug, ABC, 3 Poles, 240V AC, Q4 (MPN Q4L3250). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 25kA at 120/240V AC; Instantaneous Trip: Adjustable; Series: Q4.
Molded Case Circuit Breaker: 400 A Amps, 25kA at 120/240V AC, Adj, Lug, ABC, 3 Poles, 240V AC, Q4 (MPN Q4L3400). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 25kA at 120/240V AC; Instantaneous Trip: Adjustable; Series: Q4.
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Molded Case Circuit Breaker: 250 A Amps, 42kA at 240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LAL (MPN LAL36250). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
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Molded Case Circuit Breaker: 300 A Amps, 42kA at 240V AC, Adj, Lug, ABC, 3 Poles, 600V AC, LAL (MPN LAL36300). Key specifications — Terminal Connection: Lug; Phase Connection: ABC; Max. AIR Rating: 42kA at 240V AC; Instantaneous Trip: Adjustable; Series: LAL.
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