EHB3030L - 30Amp Circuit Breaker

EHB3030L - 30Amp Circuit Breaker

When you're maintaining an existing electrical system, finding the right replacement breaker is about more than matching the amperage. The EHB3030L is a 3-pole, 30-amp Type EHB thermal-magnetic circuit breaker designed as a form, fit, and functional replacement for compatible panelboards manufactured before 1989. If your existing equipment was originally built to use this breaker style, matching the correct type, dimensions, interrupting rating, and terminal configuration helps keep your electrical distribution system operating as intended.

Whether you're performing scheduled maintenance, replacing a failed breaker, or servicing older electrical infrastructure, using a replacement that matches the original specifications helps preserve your electrical distribution system's design.

Key Features and Benefits

• Designed as a form, fit, and functional replacement for compatible Type EHB circuit breakers
• 30 Amp current rating for branch circuit protection
• Three-pole configuration for compatible three-phase electrical systems
• Thermal-magnetic trip mechanism helps protect against overloads and short circuits
• Non-interchangeable trip unit maintains the original breaker configuration
• Rated for operation in ambient temperatures up to 40°C
• Includes both line and load terminals
• Intended for compatible panelboards manufactured before 1989
• Built to last for continued service in legacy electrical distribution systems
  

Technical Specifications

• Part Number: EHB3030L
  
• Type: EHB
  
• Poles: 3
  
• Amperage: 30 Amps
  
• Trip Unit: Thermal-Magnetic, Non-Interchangeable
  
• Interrupting Rating: 14kA @ 480VAC
  
• Temperature Rating: 40°C
  
• Line Terminals: Included
  
• Load Terminals: Included
  
• Compatible Equipment: Panelboards manufactured before 1989
  
• Dimensions:
  • Width: 4.13 inches
  • Length: 6.00 inches
  • Depth: 3.38 inches
• Approximate Shipping Weight: 5.50 lbs.
  

Material Compliance and Certifications

• Designed for installation in compatible electrical distribution equipment.
• Verify compatibility by confirming the breaker type, amperage, voltage rating, interrupting capacity, pole configuration, mounting style, and terminal configuration before installation.
• Installation should be performed by qualified electrical personnel in accordance with applicable electrical codes and manufacturer requirements.
• Always confirm compatibility with the original equipment manufacturer's specifications before placing the breaker into service.
  

Where It Works Best

The EHB3030L is a practical choice for maintaining compatible legacy electrical distribution systems found in manufacturing facilities, warehouses, office buildings, schools, healthcare facilities, and other commercial or industrial environments. It is specifically designed for pre-1989 panelboards that require a Type EHB 3-pole, 30-amp thermal-magnetic circuit breaker with a 14 kA interrupting rating at 480 VAC. Selecting a breaker that matches the original specifications helps preserve the intended operation of the electrical system while allowing compatible equipment to remain in service without modifications.