Square-D KH36070 70A 3 Pole Thermal Magnetic MCCB – Plug-In (I-Line) Mount – 600V AC/DC

The Square-D KH36070 molded case circuit breaker is designed to provide dependable protection for industrial and commercial electrical distribution systems. Built on the KH I-Line frame platform, it features a thermal magnetic non-interchangeable trip unit that delivers reliable overload and short-circuit protection. Rated at 70 amperes with a 3-pole configuration, this breaker supports both AC and DC applications while offering strong interrupting performance in demanding operating conditions. Its plug-in I-Line mounting configuration allows for quick installation and seamless integration into compatible panelboards and switchgear systems.

Product Specification

• Manufacturer: Square-D
• Model: KH36070
• Frame Type: KH (I-Line)
• Rated Current (Amperage): 70A at 40°C
• Number of Poles: 3
• Mounting Type: Plug-In (I-Line)
• Trip Unit Type: Thermal Magnetic Non-Interchangeable
• Trip Setting: 350–700
• Connection Type: Load End Terminals Standard
• Application: Industrial and Commercial Power Distribution

Technical Specification

• Interrupting Capacity:
  • 65 kA @ 240 VAC
  • 35 kA @ 480 VAC
  • 25 kA @ 600 VAC
  • 10 kA @ 250 VDC
• Protection Type: Overload and Short Circuit Protection
• Operating Mechanism: Thermal Magnetic Trip System
• Lug Type: Standard Load End
• Installation Design: I-Line Plug-In Configuration
• Performance Category: High Interrupting Duty

Voltage and Ratings

• Rated Operational Voltage: 240 / 480 / 600 VAC
• DC Voltage Rating: 250 VDC
• Maximum Voltage Rating: 600 VAC
• Frequency: 50/60 Hz
• Short Circuit Breaking Capacity: Up to 65 kA

Product Data

• Frame Size: K Frame
• Connection Type: Plug-In (I-Line)
• Terminal Type: Load End Standard Lugs
• Installation Type: I-Line Panelboard / Switchgear
• Configuration: 3 Pole MCCB
• Warranty: 1 Year (Applicable for new and certified reconditioned products)

Important Note

This product image is intended for identification purposes only and may represent a base model. Actual breaker configuration may vary depending on installed accessories or application requirements. Accessories ordered together with the breaker can be installed at no additional cost when complete configuration details are provided during checkout.

Returns are easy

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

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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.