EHB34045 - 45 Amp Circuit Breaker

EHB34045 - 45 Amp Circuit Breaker

The EHB34045 is a 3-pole, 45 amp bolt-on circuit breaker designed as a compatible replacement for existing Type EHB-4 electrical distribution systems. Built to provide proper form, fit, and function, this breaker features an interrupting rating of 14kA at 480VAC and 65kA at 240VAC, making it suitable for applications requiring these electrical ratings. Its bolt-on mounting design provides a secure connection within compatible panelboards and switchboards while helping maintain the original equipment configuration. Whether you're performing scheduled maintenance, replacing a damaged breaker, or keeping an existing electrical system operational, the EHB34045 is built to last and manufactured to meet the published specifications required for compatible installations.

Key Features and Benefits

• 45 amp current rating
• Three-pole configuration for compatible three-phase electrical systems
• Bolt-on mounting for a secure installation
• Interrupting rating of 14kA at 480VAC and 65kA at 240VAC
• Designed for use in compatible Type EHB-4 electrical equipment
• Provides the correct form, fit, and function when replacing an existing compatible breaker
• Helps preserve the original electrical system configuration without equipment modifications
• Built to last for dependable long-term service
  

Technical Specifications

• Part Number: EHB34045
  
• Type: EHB-4
  
• Mounting Style: Bolt-On
  
• Poles: 3
  
• Amperage: 45 Amps
  
• A.I.C. Rating: 14kA @ 480VAC; 65kA @ 240VAC
  
• Dimensions:
  • Width: 3.00 inches
  • Length: 3.50 inches
  • Depth: 2.63 inches
• Approximate Shipping Weight: 3.00 lbs.
  

Material Compliance and Certifications

• The EHB34045 is manufactured to meet its published electrical ratings and physical specifications.
• Before installation, verify that the breaker type, amperage, voltage rating, interrupting capacity, pole configuration, and mounting style match the requirements of your existing electrical equipment.
• Installation should always be performed by a qualified electrician and in accordance with applicable national, state, and local electrical codes.
  

Where It Works Best

The EHB34045 is commonly used in commercial, industrial, and institutional facilities where compatible Type EHB-4 panelboards or switchboards remain in service. It is well suited for routine maintenance, equipment repairs, and replacement projects that require maintaining the original equipment configuration. If your application requires a 3-pole, 45 amp bolt-on circuit breaker with these published ratings, the EHB34045 provides the compatibility needed for existing legacy electrical systems.