FD63T110 - 110Amp Trip Unit

FD63T110 - 110Amp Trip Unit

When your electrical system needs dependable protection, the right circuit breaker can make a major difference in keeping equipment and operations running safely. The FD63T110 Siemens circuit breaker is a 110 Amp, 3-pole molded case circuit breaker designed for commercial and industrial applications where reliable overcurrent protection is a priority. Built as part of the Siemens SENTRON FD frame family, this breaker provides the performance needed to protect feeders, equipment, and distribution circuits from overloads and short-circuit conditions.

Key Features and Benefits

• 110 Amp, 3-pole Siemens SENTRON molded case circuit breaker
• Designed for commercial and industrial electrical distribution systems
• Thermal magnetic trip technology protects against overloads and short circuits
• Rated for 600 VAC applications
• 22kAIC interrupting capacity at 600V
• 35kAIC interrupting capacity at 480V
• Includes line and load side lugs for easier installation
• Supports both copper and aluminum conductors
• Accepts 6 AWG–350 kcmil copper wire
• Accepts 4 AWG–350 kcmil aluminum wire
• Siemens FD frame design for compatible electrical equipment
  

Technical Specifications

• Catalog Number: FD63T110
  
• Manufacturer: Siemens
  
• Product Type: Molded Case Circuit Breaker (MCCB)
  
• Series: Siemens SENTRON FD Frame
  
• Frame Size: FD6
  
• Amperage Rating: 110 Amps
  
• Number of Poles: 3
  
• Voltage Rating: 600 VAC
  
• Interrupting Capacity:
  • 22 kAIC at 600V
  • 35 kAIC at 480V
• Trip Unit Type: Thermal Magnetic
  
• Temperature Rating: 40°C Standard
  
• Connection Type: Line and Load Side Lugs Included
  
• Lug Type: TA1FD350A
  
• Wire Range:
  • Copper: 6 AWG–350 kcmil
  • Aluminum: 4 AWG–350 kcmil
• Standards: UL 489 / IEC 60947-2
  
• Dimensions: 4.5 in W x 9.5 in H x 4 in D
  
• Weight: 1.29 lb
  
• UPC: 783643211933
  

Material Compliance and Certifications

The Siemens FD63T110 molded case circuit breaker is designed to meet recognized electrical safety and performance requirements, including UL 489 and IEC 60947-2 standards. These certifications help confirm that the breaker has been evaluated for applications requiring dependable overcurrent protection.

Where It Works Best

• Commercial buildings and electrical distribution systems
• Industrial facilities and manufacturing environments
• Three-phase 600V electrical applications
• Equipment feeder protection
• Electrical panels and distribution assemblies
• Siemens FD frame breaker replacement projects
• Applications requiring 110 amp circuit protection
• Systems using copper or aluminum conductors
• Electrical maintenance and upgrade projects