THED124020WL - 20Amp Circuit Breaker

THED124020WL - 20Amp Circuit Breaker

Finding the right replacement for your circuit breaker means looking beyond the amperage printed on the handle. The frame type, pole count, interrupting capacity, trip characteristics, and terminal connections must match the electrical equipment already in service.

Key Features and Benefits

• 20-Amp, 2-Pole Configuration:
• 65 kAIC Interrupting Rating at 120VAC and 240VAC:
• 25 kAIC Interrupting Rating at 277VAC and 480VAC:
• 20 kAIC Interrupting Rating at 125VDC and 250VDC:
• Fixed Thermal-Magnetic Trip Protection:
• Cu/Al Line and Load Lugs Included:
• Reverse-Feed Suitability and E150 Frame Compatibility:

Technical Specifications

• Catalog Number: THED124020WL
  
• Manufacturer: ABB
  
• UPC: 783164201987
  
• Manufacturer Description: Circuit Breaker Hi-Break
  
• Product Type: Molded Case Circuit Breaker
  
• Breaker Series: THED
  
• Product Line / Frame Type: E150
  
• Category: Thermal Magnetic
  
• GO Schedule: EB
  
• Amperage: 20 Amps
  
• Number of Poles: 2
  
• Trip Style: Non-Interchangeable
  
• Trip Mechanism: Thermal-Magnetic
  
• Trip Function: LI (Long-Time and Instantaneous)
  
• Long-Time Protection: Fixed
  
• Instantaneous Protection: Fixed
  
• Continuous Current Rating: Standard
  
• System Voltage Ratings: 120VAC, 120/240VAC, 125VDC, 240VAC, 250VDC, 277VAC, 480VAC
  
• Interrupting Rating at 120VAC: 65 kAIC (65,000 Amperes)
  
• Interrupting Rating at 120/240VAC: 65 kAIC (65,000 Amperes)
  
• Interrupting Rating at 125VDC: 20 kAIC (20,000 Amperes)
  
• Interrupting Rating at 240VAC: 65 kAIC (65,000 Amperes)
  
• Interrupting Rating at 250VDC: 20 kAIC (20,000 Amperes)
  
• Interrupting Rating at 277VAC: 25 kAIC (25,000 Amperes)
  
• Interrupting Rating at 480VAC: 25 kAIC (25,000 Amperes)
  
• Suitable for Reverse Feed: Yes
  
• Line-Side Lugs: Included
  
• Load-Side Lugs: Included
  
• Lug Conductor Compatibility: Copper/Aluminum (Cu/Al)
  
• Specified Lug Identifiers: TC041, TCAL14
  
• Current Metering: No
  
• Protective Relays: No
  
• Special Markings: HACR
  
• UL File Number: E11592
  
• CSA File Number: LR57114
  
• GSA Compliance: No
  
• Environmental Product Declaration: No Declaration Needed
  

Material Compliance and Certifications

The THED124020WL E150 Thermal-Magnetic Circuit Breaker is associated with UL File E11592 and CSA File LR57114, as identified in the manufacturer's product classifications.

Where It Works Best

• Legacy Industrial Electrical Distribution Systems:
• Existing THED124020WL Breaker Replacement:
• Commercial Electrical Panels and Distribution Assemblies:
• HVAC-Related Electrical Applications:
• Compatible AC, DC, and Reverse-Feed Installations: