Siemens 3VL6780-1SB36-0AA0 Circuit Breaker

Description

The Siemens 3VL6780-1SB36-0AA0 Circuit Breaker from the VL800N range is a high-performance 3-pole MCCB engineered for secure and efficient electrical distribution in demanding industrial applications. Designed with a standard breaking capacity of 55 kA at 415 V AC, this circuit breaker ensures robust protection against overloads and short circuits.

Equipped with the ETU10 electronic trip unit, the breaker offers adjustable thermal and magnetic protection with a current range from 320 A to 800 A. It operates efficiently across various temperatures (–25 °C to +70 °C) and maintains stable performance even at high loads, ensuring system reliability and reduced downtime.

Built to IP20 protection standards, the 3VL6780-1SB36-0AA0 features screw-type terminals for secure front-side connections and a mechanical service life of 10,000 operations. Its compact design (406.5 mm × 190 mm × 176.5 mm) makes installation easy in fixed-mount configurations, while optional extensions like motor drives enhance system flexibility.

With its rated operational voltage up to 690 V and 8 kV surge resistance, this Siemens circuit breaker is ideal for industrial control panels, power distribution boards, and large commercial setups. Backed by Siemens’ trusted engineering, it delivers maximum safety, reliability, and energy efficiency for modern electrical systems.