SENTRON 3VA MCCB, Microprocessor Trip Unit - 3VA2340-6HL42-0AA0

Siemens 3VA2340-6HL42-0AA0 – Molded Case Circuit Breaker (MCCB)

The Siemens 3VA2340-6HL42-0AA0 is a SENTRON 3VA2 series MCCB (Molded Case Circuit Breaker) designed for industrial low-voltage power distribution systems. It is used for protection of electrical networks against overload, short-circuit, and system faults, ensuring safe and stable operation in industrial and commercial installations.

This model belongs to the 3VA23 frame (400A class) and is widely used in LT panels, MCC, PCC, transformer feeders, and main distribution boards.

Key Features

• Siemens SENTRON 3VA2 series MCCB
• Part Number: 3VA2340-6HL42-0AA0
• 4 Pole configuration
• Rated current: 400A
• High breaking capacity: 85 kA @ 415V AC
• Electronic trip unit: ETU320 LI (Line protection)
• Overload setting: Ir 160A – 400A
• Short-circuit setting: Ii 1.5 – 10 × In
• Neutral conductor protection adjustable (OFF / 50% / 100%)
• Compact molded case construction
• IEC 60947-2 compliant
• High mechanical and electrical endurance
• Suitable for heavy industrial applications