Siemens Sentron Circuit breaker, frame 250, 3-pole, class M, 55kA @ 415V Part number 3VA2220-5MN32-0AA0

Product Overview

The Siemens 3VA2220-5MN32-0AA0 is a SENTRON 3VA2 series moulded-case circuit breaker in IEC Frame 250, designed for motor feeder protection. It is a 3-pole device rated for up to 200 A operational current (In) with motor protection functionality based on ETU350M overload release. The unit features high interrupt capacity and is suitable for demanding industrial feeder environments.

Key Features

• 3-pole moulded-case circuit breaker in the 3VA2 family
• Motor feeder protection with ETU350M thermal-magnetic overload release (L/Si protection characteristic)
• Rated operational current up to 200 A (In) and adjustable for this range
• High short-circuit breaking capacity: Icu = 55 kA at 415 V AC (class M) for standard frame
• Adjustable overload (Ir), short-circuit (Isd) and breaking (Ii) settings for flexible protection design
• Compact design suitable for industrial panel mounting and major feeder applications

Technical Specifications

• Product Series: SENTRON 3VA2
• Article Number: 3VA2220-5MN32-0AA0
• Number of Poles: 3
• Rated Operational Current (In): Up to 200 A
• Rated Insulation Voltage (Ui): 800 V
• Rated Operational Voltage (Ue): Up to 690 V AC
• Breaking Capacity (Icu): 55 kA at 415 V AC
• Making Capacity (Icm): 121 kA at 415 V AC (typical)
• Adjustable Overload Setting (Ir): 80 A … 200 A
• Ambient Operating Temperature: –25 °C to +70 °C
• Front Protection Class: IP40

Compliance & Certifications

• Designed in accordance with Siemens SENTRON standards for low-voltage circuit-breakers
• Complies with IEC/EN specifications for moulded-case circuit-breakers and motor feeder protection

Applications

Ideal for industrial motor-feeder protection, machinery feeders and power-distribution panels where precise overload and short-circuit protection of motors is required. Suited to integration in manufacturing plants, infrastructure installations, and control panels where high reliability and adjustability are essential for motor protection and operational safety.