SIEMENS 3VA5110-4ED21-0AA0 Molded-Case Circuit Breaker

The SIEMENS 3VA5110-4ED21-0AA0 is a 2-pole molded-case circuit breaker designed for system protection in electrical distribution and switchgear applications. It provides reliable overload and short-circuit protection with a rated current of 100A and a breaking capacity class S of up to 25 kA at 480 V. This circuit breaker is suitable for use in industrial and commercial electrical systems, supporting electrical distributors and lighting solutions where robust wire and cable protection is required.

Specifications

• Manufacturer: Siemens
• Manufacturer Part #: 3VA5110-4ED21-0AA0
• Product Brand Name: SENTRON
• Product Designation: Molded-case circuit breaker
• Number of Poles: 2
• Rated Current (In): 100 A
• Overload Protection (Ir): 100 A (permanently set)
• Short-Circuit Protection (Ii): 10 x In (permanently set)
• Breaking Capacity Class: S
• Maximum Short-Circuit Breaking Capacity (Icu): 25 kA at 480 V, 65 kA at 240 V
• Operating Voltage (AC): 415 V (rated), 480 V (max breaking capacity)
• Insulation Voltage Rated Value: 500 V
• Power Loss Maximum: 15.2 W
• Mechanical Service Life: 20,000 operating cycles (typical)
• Electrical Endurance: 8,000 cycles at 380/415 V
• Dimensions (H x W x D): 140 mm x 50.8 mm x 76.5 mm (5.51 in x 2 in x 3.01 in)
• Protection Class (Front): IP40
• Operating Temperature Range: -25 ¬∞C to 70 ¬∞C
• Product Weight: 660 g

Features

• System protection design with TM210 overcurrent release
• UL 489 compliant for Heating, Air Conditioning, and Refrigeration circuit breaker (HACR Type)
• Fixed overload and short-circuit protection settings for reliable operation
• No auxiliary or communication functions, simplifying installation and operation
• Compact dimensions suitable for integration in switchgear and distribution panels
• High breaking capacity supports safe interruption of short-circuit currents
• Robust mechanical and electrical endurance for long service life

Downloads & Links

• Spec Sheet