FH36070 - 70 Amp Circuit Breaker

FH36070 - 70 Amp Circuit Breaker

When a breaker needs replacing, the last thing most maintenance teams want is to modify an electrical distribution system that has been working reliably for years. The Square D FH36070 is designed for exactly that situation. If you're maintaining an existing Square D I-Line electrical distribution system, this 70 Amp, 3-pole thermal magnetic circuit breaker provides the form, fit, and function needed for compatible replacement applications. By matching the original catalog number, you can help preserve the integrity of your existing equipment while keeping your system configured as it was originally designed.

Key Features and Benefits

• 70 Amp continuous current rating
• Three-pole configuration for three-phase electrical systems
• Rated for applications up to 600V AC
• Designed for compatible Square D I-Line panelboards and switchboards
• I-Line mounting provides the proper form, fit, and function for replacement applications
• Thermal magnetic trip technology provides overload and short-circuit protection
• HACR rated for heating, air conditioning, and refrigeration equipment
• 800 Amp magnetic hold current
• 1,450 Amp magnetic trip current
• I-Line line connection with load-side lug terminals
  

Technical Specifications

• Catalog Number: FH36070
  
• Manufacturer: Square D
  
• Product Type: Circuit Breaker
  
• Series: FH
  
• Trip Unit Technology: Thermal Magnetic
  
• Amperage Rating: 70 Amps
  
• Voltage Rating: 600V AC
  
• Number of Poles: 3
  
• Phase Connection: ABC
  
• Breaking Capacity Code: H
  
• Mounting Style: I-Line
  
• Electrical Connections: I-Line connection (line); Lugs (load)
  
• Terminal Identifier: AL100FA
  
• Magnetic Hold Current: 800 Amps
  
• Magnetic Trip Current: 1,450 Amps
  
• Application Rating: HACR Rated
  
• Dimensions: 6.4 in. H × 4.5 in. W × 4.13 in. D
  
• Country of Origin: Mexico
  

Material Compliance and Certifications

The Square D FH36070 is UL Listed and CSA Certified for use in compatible Square D I-Line electrical distribution equipment. It is intended for replacement and maintenance applications and should be installed by qualified electrical personnel in accordance with the National Electrical Code (NEC), applicable local electrical codes, and accepted electrical safety practices.

Where It Works Best

• Compatible Square D I-Line panelboards and switchboards
• Commercial office buildings
• Industrial manufacturing facilities
• Healthcare facilities and hospitals
• Schools and educational campuses
• HVAC and refrigeration systems
• Three-phase motor circuits
• Pumps, compressors, and processing equipment
• Manufacturing and production machinery
• Branch circuit protection
• Electrical maintenance and repair projects