FHP36090 - 90 Amp Circuit Breaker

FHP36090 - 90 Amp Circuit Breaker

When your circuit breaker needs to be replaced, finding the right match is usually more important than making changes to the system around it. Electricians and maintenance teams often need a breaker that fits the existing equipment, uses the same connection style, and matches the original electrical ratings. The Square D FHP36090 is a 90 Amp, 3-pole thermal magnetic circuit breaker made for compatible FH applications where keeping the original installation intact is the priority.

Key Features and Benefits

• Square D FHP36090 thermal magnetic circuit breaker
• 90 Amp current rating
• Three-pole design for three-phase electrical systems
• 600V AC rated
• Thermal-magnetic protection for overload and short-circuit conditions
• Unit mount design for compatible FH equipment
• Load lug connections with bolted line connection
• HACR rated for heating, air conditioning, and refrigeration applications
• 900 Amp magnetic hold current
• 1,700 Amp magnetic tripping current
  

Technical Specifications

• Catalog Number: FHP36090
  
• Manufacturer: Square D
  
• Product Type: Circuit Breaker
  
• Series: FH
  
• Trip Unit Technology: Thermal-Magnetic
  
• Amperage Rating: 90 Amps
  
• Voltage Rating: 600V AC
  
• Number of Poles: 3
  
• Phase Connection: ABC
  
• Breaking Capacity Code: H
  
• Mounting Style: Unit Mount
  
• Electrical Connections: Load Lugs; Bolted Line Connection
  
• Terminal Identifier: AL100FA
  
• Magnetic Hold Current: 900 Amps
  
• Magnetic Tripping Current: 1,700 Amps
  
• Application Rating: HACR Rated
  
• Dimensions: 6.40 in. H × 4.50 in. W × 4.13 in. D
  

Material Compliance and Certifications

The Square D FHP36090 is UL Listed and CSA Certified for use in compatible electrical equipment. It is intended for replacement and maintenance applications and should be installed according to the National Electrical Code (NEC), applicable local electrical requirements, and proper electrical safety procedures. Installation and servicing should always be performed by qualified electrical personnel.

Where It Works Best

• Compatible Square D FH electrical equipment
• Commercial electrical distribution systems
• Industrial facilities
• Manufacturing environments
• HVAC systems
• Heating and refrigeration equipment
• Three-phase motor circuits
• Pumps and compressors
• Industrial machinery
• Branch circuit protection
• Electrical maintenance projects