EH34050 - 50 Amp Circuit Breaker

EH34050 - 50 Amp Circuit Breaker

When you’re maintaining an existing electrical system, the last thing you want is guesswork. The EH34050 circuit breaker gives you a straightforward, compatible solution for panelboards designed around the EH-4 frame. With a 50-amp rating and 3-pole configuration, it’s built to handle the demands of three-phase applications while delivering dependable protection where it matters most. This plug-on thermal magnetic breaker combines two essential functions—overload and short-circuit protection—into one compact unit. That means your system stays protected from both gradual overcurrent issues and sudden faults without needing anything complicated. It installs easily into compatible setups and is designed to match the original form and fit requirements, making it a practical choice for keeping older equipment up and running. Simply put, it does the job it was built for—and keeps doing it.

Key Features and Benefits

• 50 Amp rating supports a wide range of commercial and industrial applications
• 3-pole design provides reliable protection for three-phase systems
• Thermal magnetic trip mechanism helps guard against overloads and short circuits
• Plug-on connection allows for quick, secure installation in compatible panelboards
• EH-4 frame ensures proper fit in designated systems
• Interrupting capacity rated at 14k AIC @ 480VAC and 65k AIC @ 240VAC
• Compact size helps maximize available panel space
• Built to last and perform consistently in demanding environments

Technical Specifications

• Part Number: EH34050
  
• Amperage: 50A
  
• Poles: 3
  
• Frame Type: EH-4
  
• Interrupting Rating:
  • 14k AIC @ 480VAC
  • 65k AIC @ 240VAC
• Maximum Voltage: 480VAC
  
• Mounting Style: Plug-On
  
• Trip Type: Thermal Magnetic
  
• Dimensions: Approx. 3.5" height
  
• Weight: 3.0 lbs
  

Material Compliance and Certifications

• Manufactured in accordance with industry-standard electrical safety requirements
• Designed for use in systems that follow NEC (National Electrical Code) guidelines
• Suitable for applications where properly rated molded case circuit breakers are required

Where It Works Best

• The EH34050 is a solid fit for commercial and industrial environments using EH-frame panelboards. You’ll commonly find it in power distribution panels, motor control setups, and equipment circuits that call for a 50-amp, 3-pole breaker. It’s especially useful when replacing an existing unit, where matching the original specifications is key to keeping everything running smoothly without unnecessary changes.