EH3B020 - 20 Amp Circuit Breaker

EH3B020 - 20 Amp Circuit Breaker

When you're dealing with an existing panel and need a breaker that actually fits without headaches, the EH3B020 is a straightforward option. It’s a 20-amp, 3-pole molded case circuit breaker built for EH3 frame systems, so it lines up with what’s already in place. That means less time adjusting and more time getting the system back up and running.

This breaker is commonly used in commercial and industrial setups where reliability matters, but so does simplicity. It handles standard operating conditions up to 40°C and provides the level of circuit protection you’d expect for everyday electrical loads. If you're replacing a worn or faulty unit, this one keeps things consistent with the original setup—no surprises.

Key Features and Benefits

• Fits EH3 frame panels without modification
• 20 amp rating for smaller circuit protection needs
• 3-pole configuration for three-phase systems
• Interrupting capacity of 14k A.I.C. at 480VAC and 18k A.I.C. at 240VAC
• Molded case design helps protect internal components
• Built to last in working electrical environments

Technical Specifications

• Part Number: EH3B020
  
• Amperage: 20A
  
• Poles: 3
  
• Frame Type: EH3
  
• A.I.C. Rating:
  • 14k @ 480VAC
  • 18k @ 240VAC
• Operating Temperature: 40°C
  
• Type: Molded Case Circuit Breaker
  
• Dimensions / Shipping:
  • Height: 6.0 in
  • Weight: 4.5 lbs

Material Compliance and Certifications

• Manufactured to meet standard industry expectations for electrical components used in distribution systems.
• Suitable for applications where compliance with recognized electrical safety standards is required.
• Always check local codes before installation.

Where It Works Best

• You’ll typically find the EH3B020 in commercial buildings, industrial facilities, and older electrical panels that use EH3 frame breakers. It’s a practical choice for maintenance work or direct replacement, especially when keeping the original setup intact is important.