Square D JDL26250 Molded Case Circuit Breaker – 2 Pole – 250A – 600V – Feed-Thru – Thermal Magnetic – LI Protection

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SKU: JDL26250 GTIN/UPC: 78590183988
Regular price $1,517.65
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The Square D JDL26250 PowerPact J-Frame molded case circuit breaker is designed to provide dependable protection for electrical distribution systems against overloads and short circuits. Featuring thermal-magnetic trip technology with Long-Time and Instantaneous (LI) protection functions, this breaker delivers reliable performance in commercial and industrial applications. Its feed-thru construction with line and load lug terminals allows for flexible installation in panelboards, switchboards, and distribution equipment. Rated at 250A and 600VAC, the JDL26250 offers current-limiting protection and an interrupting capacity of 18kA at 480VAC while maintaining an 80% continuous current rating.

Voltage and Current Ratings

  • Current Rating: 250 Amps
  • Voltage Rating: 600 Volts AC Maximum
  • Maximum DC Voltage Rating: 250 Volts DC
  • Frequency: 50/60 Hz
  • Phase: 1 Phase

Interrupting Rating

  • 25kA at 240VAC
  • 18kA at 480VAC
  • 14kA at 600VAC
  • 20kA at 250VDC
  • Current-Limiting Design

Trip Unit and Protection

  • Protection Type: Thermal Magnetic
  • Trip Functions:
    • Long-Time (L)
    • Instantaneous (I)
  • Adjustable Magnetic Trip Setting:
    • 1250A (Low)
    • 2500A (High)
  • Non-Interchangeable Trip Unit

Configuration and Mounting

  • Poles: 2 Pole
  • Frame Type: J Frame
  • Connection Type: Feed-Thru
  • Mounting Type: Unit Mount
  • Terminal Type: Line Lug / Load Lug
  • Control Type: Toggle
  • Continuous Current Rating: 80%

Physical Specifications

  • Dimensions (H × W × D): 7.52 × 4.09 × 3.39 Inches
  • Weight: Approximately 5.29 lbs

Electrical Connections

  • Terminal Wire Range: AWG 3/0 to 350 kcmil Copper/Aluminum
  • Line and Load Lug Connections
  • Operating Ambient Temperature: 28°F to 158°F

Standards and Certifications

  • UL Listed
  • CSA Approved
  • CE Approved
  • NOM 003 Compliant
  • IEC 60947-2 Compliant
  • NEMA Compliant
  • RoHS / REACH Compliant

Features

  • PowerPact J-Frame molded case circuit breaker
  • Thermal-magnetic overload and short-circuit protection
  • Current-limiting design for enhanced fault protection
  • Feed-thru construction with line and load lugs
  • Adjustable instantaneous trip settings
  • Suitable for commercial and industrial distribution systems
  • Unit-mount installation design
  • Durable construction for demanding applications
  • 80% rated continuous current operation
  • Designed for reliable power distribution and equipment protection


  • Type Circuit Breakers
  • Vendor Square D
  • Brand Square D

Returns are easy

You may return items within 30 days of delivery for a refund.

FREE Shipping on orders over $149.

My Circuit Breakers offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

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We strive to ship out your items within one business day.

In rare circumstances, My Circuit Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.