EH3090 - 90Amp Circuit Breaker

EH3090 - 90Amp Circuit Breaker

When you need to replace a compatible Type EH circuit breaker, choosing the correct specifications is one of the most important steps in keeping your electrical distribution system operating as intended. The EH3090 is a 3-pole, 90 Amp thermal-magnetic circuit breaker designed as a form, fit, and functional replacement for compatible legacy electrical equipment where matching the original breaker's ratings and physical configuration is essential.

Whether you're replacing a breaker during scheduled maintenance or restoring an existing electrical system to service, the EH3090 provides the compatibility you need without altering the original design of your equipment. Built to last, it's intended for applications where maintaining the correct specifications is the priority.

Key Features and Benefits

• Part Number: EH3090
• 3-pole thermal-magnetic molded case circuit breaker
• 90 Amp current rating
• Type EH configuration
• Non-interchangeable trip unit
• Rated for operation in 40°C ambient environments
• Load terminals included
• Helps protect electrical systems from overloads and short circuits
• Designed as a form, fit, and functional replacement for compatible legacy equipment
• Built to last for dependable service in properly maintained electrical systems
  

Technical Specifications

• Part Number: EH3090
  
• Type: EH
  
• Breaker Type: Thermal-Magnetic
  
• Poles: 3
  
• Amperage: 90 Amps
  
• Voltage Rating: 480VAC
  
• Interrupting Capacity (A.I.C.): 14kA @ 480VAC
  
• Trip Unit: Non-Interchangeable
  
• Ambient Rating: 40°C
  
• Load Terminals: Included
  
• Dimensions:
  • Width: 4.13 in.
  • Height: 6.50 in.
  • Depth: 3.31 in.
• Approximate Shipping Weight: 6.50 lbs.
  

Material Compliance and Certifications

• Thermal-magnetic molded case circuit breaker designed for use in compatible electrical distribution equipment.
• Rated for operation in 40°C ambient conditions.
• Install in accordance with the National Electrical Code (NEC), applicable local electrical codes, and the original equipment manufacturer's installation requirements.
• Before installation, verify the part number, breaker type, amperage, voltage rating, interrupting capacity, pole configuration, trip unit style, and dimensions to ensure compatibility with the existing electrical system.
  

Where It Works Best

The EH3090 is commonly used in compatible commercial, industrial, and institutional electrical distribution systems requiring a 3-pole, 90 Amp Type EH circuit breaker. Typical applications include panelboards, switchboards, HVAC equipment, motor control systems, manufacturing facilities, and other electrical distribution equipment originally designed to accept this breaker type.