Siemens Sentron MCCB, 3-pole, fixed mount, 55kA, 250A Part number 3VA2325-5MN32-0AA0

Product Overview

The Siemens 3VA2325-5MN32-0AA0 is a SIRIUS 3VA2 molded-case circuit breaker (MCCB) in IEC Frame 400 size, designed for motor protection applications. It features a three-pole configuration rated at 250 A operational current, and is part of breaking capacity class M with a maximum short-circuit breaking capacity (Icu) of 55 kA at 415 V. The breaker incorporates adjustable overload and short-circuit protection and is built for heavy-duty industrial distribution systems.

Key Features

• Rated operational current: 250 A
• Three-pole configuration (3P) for three-phase systems
• High breaking capacity class M: Icu = 55 kA at 415 V
• Frame size IEC 400, suitable for feeder or motor applications
• Motor-protection type (ETU350M) with LSI (Long time, Short time, Instantaneous) trip functions
• Adjustable overload protection setting Ir: 100-250 A
• Protection class rated insulation voltage: 800 V; rated operating voltage up to 690 V AC
• Nut-keeper kit for secure flat-bar connection and rear mounting flexibility
• Designed for rugged industrial installations with high reliability and durability

Technical Specifications

• Product Series: SIRIUS 3VA2
• Article Number: 3VA2325-5MN32-0AA0
• Rated Operational Current (In): 250 A
• Overload Setting Range (Ir): 100-250 A
• Short-circuit Protection Range (Isd): 3…15 × Ir
• Maximum Short-circuit Breaking Capacity (Icu): 55 kA at 415 V
• Rated Insulation Voltage (Ui): 800 V
• Rated Operating Voltage (Ue): Up to 690 V AC
• Number of Poles: 3 (3P)
• Protection Class (front): IP40
• Ambient Operating Temperature: –25 °C … +70 °C
• Net Weight: Approx. 4.664 kg

Compliance & Certifications

• Complies with IEC 60947-2 and EN 60204 requirements for low-voltage switchgear
• Built to Siemens SIRIUS industrial control and protection standards
• Classified under breaking capacity class M for high-performance applications

Applications

Ideal for industrial power distribution systems and motor-protection panels where high capacity and rugged switching are required. Suitable for feeder circuits, large motors, and heavy-load equipment in factories and infrastructure installations where 250 A rating and 55 kA breaking capacity guarantee safety and reliability.