ET5917 - 225Amp Circuit Breaker

ET5917 - 225Amp Circuit Breaker

Keeping an electrical system running often comes down to finding the right replacement part. The ET5917 molded case circuit breaker is a 225 Amp, 3-pole, Type J breaker rated for 480VAC with a 14kA interrupting capacity. It's intended as a form-, fit-, and function-equivalent replacement for compatible equipment, making it a practical choice for servicing or maintaining existing commercial and industrial power distribution systems.

Its molded case design helps protect electrical circuits from overloads and short circuits while matching the electrical characteristics required for compatible installations.

Key Features and Benefits

• 225 Amp current rating
• Three-pole configuration for three-phase power systems
• Type J molded case circuit breaker
• 14kA interrupting rating at 480VAC
• Rated for 40°C ambient operating conditions
• Built to last in commercial and industrial environments
• Helps protect circuits against overloads and short circuits
  

Technical Specifications

• Part Number: ET5917
  
• Product Type: Molded Case Circuit Breaker
  
• Type: J
  
• Amperage: 225 Amps
  
• Poles: 3
  
• Voltage Rating: 480VAC
  
• Interrupting Capacity: 14kA @ 480VAC
  
• Ambient Temperature Rating: 40°C
  
• Dimensions:
  • Width: 4.50 in.
  • Height: 10.00 in.
  • Depth: 4.00 in.
• Approximate Shipping Weight: 21 lbs.
  

Material Compliance and Certifications

The ET5917 is designed for use where a compatible 225 Amp, 3-pole Type J molded case circuit breaker is specified. Always confirm the required amperage, voltage, interrupting capacity, dimensions, and mounting requirements before installation. Installation should be performed by qualified personnel and in accordance with applicable electrical codes and the equipment manufacturer's guidelines. Material compliance certifications and agency listings cannot be confirmed from the available product information.

Where It Works Best

The ET5917 is commonly found in commercial buildings, industrial facilities, manufacturing plants, switchboards, panelboards, and electrical distribution equipment operating on 480VAC systems.