THED136125 - 125 Amp Circuit Breaker

THED136125 - 125 Amp Circuit Breaker

The THED136125 Circuit Breaker is a 125-amp, three-pole thermal-magnetic molded-case breaker for your compatible commercial and industrial electrical distribution systems. As part of the ABB/GE THED E150 product family, this breaker features a 600VAC manufacturer-specified voltage rating, an LI trip function, and an E150 frame configuration for equipment requiring the corresponding THED breaker design. For electricians, maintenance professionals, and facility managers working with established electrical systems, the THED136125 offers a clear combination of electrical ratings and protective characteristics to evaluate as a form-, fit-, and function replacement.

Key Features and Benefits

• 125 Amp Current Rating
• Three-Pole Configuration
• 600VAC Manufacturer Rating
• THED E150 Frame
• Thermal-Magnetic Protection
• LI Trip Function
• Long-Time Overload Protection
• Instantaneous Short-Circuit Protection
• E150 Product Family Compatibility
• 150 Amp Frame Family
• 75°C Conductor Temperature Classification
• Facility Maintenance Applications
• Legacy Equipment Compatibility
• Form, Fit, and Functional Replacement

Technical Specifications

• Catalog Number: THED136125
  
• UPC: 783164134995
  
• Manufacturer / Product Family: ABB/GE THED
  
• Manufacturer Description: 3 POLE 600VAC 125A BREAKERS
  
• Product Type: Molded-Case Circuit Breaker (MCCB)
  
• Product Category: Thermal Magnetic
  
• Breaker Type: THED
  
• Product Line: E150
  
• Frame Type: E150
  
• Current Rating: 125 Amps
  
• Number of Poles: 3
  
• Manufacturer-Described AC Voltage Rating: 600VAC
  
• Trip Function: LI (Long-Time and Instantaneous)
  
• Long-Time Protection: Included; specific settings not established by the supplied specifications
  
• Instantaneous Protection: Included; specific settings not established by the supplied specifications
  
• E150 Product Family Maximum Current Rating: 150 Amps
  
• E150 Product Family Maximum AC Voltage Rating: 600VAC
  
• Suitable for Reverse Feed: Yes, according to the manufacturer's THED family guidance
  
• Conductor Temperature Classification: 75°C for E150 breakers above 100 amps, subject to applicable terminal markings
  
• WL Suffix: No
  
• Line-Side Lugs: Inclusion and configuration not established by the supplied specifications
  
• Load-Side Lugs: Inclusion and configuration not established by the supplied specifications
  
• Approved Conductor Materials: Verify using the installed terminal hardware and manufacturer instructions
  
• GO Schedule: EB
  
• GSA Compliance: No
  
• Environmental Product Declaration Status: No Declaration Needed
  

Material Compliance and Certifications

The manufacturer identifies the THED136125 ABB/GE 125 Amp Circuit Breaker as a thermal-magnetic molded-case circuit breaker in the E150 product family.

• GO Schedule: EB
• GSA Compliance: No
• Environmental Product Declaration: No Declaration Needed

Where It Works Best

• Legacy Electrical Distribution Systems
• Commercial Electrical Installations
• Industrial Electrical Applications
• Facility Maintenance
• 125 Amp Circuit Applications
• Three-Pole Circuit Protection
• Existing E150-Frame Equipment
• 600VAC Electrical Equipment
• Thermal-Magnetic Breaker Replacements
• LI Trip Function Applications
• Electrical Distribution Equipment Servicing
• 75°C Conductor Applications
• Existing THED Breaker Replacements
• E150 Thermal-Magnetic Applications
• Equipment With Verified Terminal Requirements
• Electrical System Maintenance Planning
• Form, Fit, and Functional Replacement