SIEMENS E1SFD63B125SN Molded Case Circuit Breaker

The SIEMENS E1SFD63B125SN is a 3-pole molded case circuit breaker designed for industrial and commercial electrical distribution systems. It offers reliable protection for electrical circuits up to 125 amperes with a high interrupt rating suitable for use in indoor environments. This Siemens breaker, part of the FD frame series, is engineered to meet the rigorous demands of electrical distributors and switchgear suppliers, providing secure and efficient circuit interruption for lighting solutions, wire and cable applications, and other power distribution needs.

Specifications

• Manufacturer: Siemens
• Manufacturer Part Number: E1SFD63B125SN
• Frame: FD
• Number of Poles: 3
• Interrupt Rating: 22 kA
• Frequency Rating: 50/60 Hz
• Enclosure Type: TYPE 1S
• Operating Temperature: -25¬∞C to 75¬∞C Ambient
• Environmental Conditions: Indoor use
• Dimensions (W x H x L): 14.6 in x 7.4 in x 39.8 in
• Product Weight: 36.7 lbs
• UPC: 783643956711

Features

• Non-interchangeable trip unit assembled in compliance with UL 489 and CSA C22.2 No. 5 standards
• High interrupt rating of 22 kA for enhanced circuit protection
• Suitable for use in 50/60 Hz electrical systems
• Designed for indoor panelboards, switchboards, and enclosures
• Compatible with 75¬∞C wire for rated ampacity greater than 100 amperes
• Thermal-magnetic trip unit providing reliable overload and short-circuit protection
• Mounting and connection hardware available separately for flexible installation
• Manual operation via handle with clear ON, OFF, and TRIPPED positions and PUSH-TO-TRIP testing button

Downloads & Links

• Spec Sheet
• Spec Sheet