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Square D KAL36080 Molded Case Circuit Breaker

  • 80A
  • 3 Pole
  • Unit Mount
Square D KAL36080
Molded Case Circuit Breaker
Brand Square D
SKU KAL36080
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  • 80A
  • 3 Pole
  • Unit Mount

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Square D KAL36080 - 80A 3 Pole Molded Case Circuit Breaker

Square D KAL36080 - 80A 3 Pole Molded Case Circuit Breaker

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$3,596.00 In Stock

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Description

Engineered for commercial and industrial applications, the Square D KAL36080 is a 3-pole, 80A molded case circuit breaker. It provides robust thermal-magnetic protection with long-time and instantaneous (LI) trip functions. This unit mount breaker installs into standard Square D enclosures and switchboards. As a legacy K-Frame device, it is commonly replaced by the modern PowerPact H-Frame (HGL36080). Rated for 25 kAIC at 480VAC, it includes factory-installed line and load lugs.

Specifications

Key specifications
Brand Square D
Part Number KAL36080
Series KAL
Amperage 80A
Poles 3
Mounting Style Unit Mount
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Phase 3
AIC Rating 42kA @ 240VAC, 25kA @ 480VAC, 22kA @ 600VAC, 10kA @ 250VDC
Fit and installation
Terminal Type Lugs
For Use With Square D Enclosures, Switchboards, Motor Control Centers
Wire Gauge 4 AWG - 350 kcmil (Al/Cu)
Max Wire 350 kcmil
Min Wire 4 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Adjustable Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch
Accessories Lugs (Line & Load)
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CSA, IEC, UL
Temp Rating 40C
Construction Features HACR Rated

Product FAQs

6 answers
What types of equipment is the KAL36080 compatible with?

This unit mount breaker is designed for use in standard Square D enclosures, switchboards, and motor control centers. It features a feed-thru connection and is not compatible with I-Line panelboards.

What is the adjustable magnetic trip range for the KAL36080?

The KAL36080 features an adjustable magnetic trip with a range of 400A on the low setting to 800A on the high setting. This allows you to tune the instantaneous short-circuit response for your specific application.

What does the LI trip function on the KAL36080 indicate?

The LI designation means this thermal magnetic breaker provides Long-Time (L) overload protection and Instantaneous (I) short-circuit protection. The thermal element is fixed, while the magnetic instantaneous response can be adjusted between 400A and 800A.

What is the recommended lug torque for the KAL36080?

The standard AL250KA mechanical lugs on this breaker should be torqued to 250 lb-in. Always use a calibrated torque tool to ensure a secure, code-compliant connection.

Is the Square D KAL36080 obsolete, and what is the modern replacement?

The legacy K-Frame KAL36080 has been discontinued by the manufacturer. It is commonly replaced by the modern PowerPact H-Frame series, specifically the HGL36080, which provides an equal or greater interrupting rating.

What safety precautions should be taken when installing the KAL36080?

Installation should only be performed by a qualified electrician. Ensure all power sources are completely de-energized and locked out before mounting the breaker or terminating the conductors. Verify that the lugs are torqued to the manufacturer specification of 250 lb-in to prevent thermal failure.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 3 reviews
Total 5 star reviews: 3 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Rating
Ratings
3 reviews
  • GG
    Gavin G.
    Flag of United States
    Reviewing
    Square D KAL36110 - 110A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/9/23
    Great service

    Needed this breaker asap and they helped me get it quickly and they were very helpful.

  • J
    James
    Flag of United States
    Reviewing
    Square D KAL36250 - 250A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    6/25/18
    Lightning Fast Turn Around

    Thanks to SuperBreakers we were able to get the part we needed, and get back online.

  • GR
    Greg R.
    Flag of United States
    Reviewing
    Square D KAL26200 - 200A 2 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    1/29/18
    Excellent Service

    The breaker we ordered was needed to get one of or machines back up and running. We ordered it next day air and it arrived right on time.

    Thank you,