Circuit breaker 3VA6 UL Frame 250, switching capacity class H 65kA @ 480V, 3-pole, system protection ETU320, LI, In=250A, overload protection Ir=100A...250A, short-circuit protection Ii=1.5...10 x In without connection. Compact circuit breaker 3VA6 with ETU series 3 for system protection, UL approval. The Siemens 3VA UL compact circuit breakers are an essential component of the SENTRON protection devices for industrial applications as well as for infrastructure applications. They provide effective system and starter protection by ensuring safe disconnection in the event of overload and short circuits. The 3VA UL sets standards in flexibility and modular accessory variety. Additionally, the compact circuit breaker 3VA UL offers the best conditions for globally exporting machines and switchgear manufacturers. Besides meeting the IEC standard, the two series 3VA5 and 3VA6 also comply with the UL standard. All functionalities can thus be used worldwide for systems. This variant of the compact circuit breaker 3VA is characterized mainly by: 1. Compact design. 2. Available as a variant for system protection. 3. Available in 3- and 4-pole versions. 4. Depending on the size: rated current 16 A to 600 A. 5. Four switching capacity classes from 35 kA to 150 kA at 480 V. 6. The series features an electronic overload relay. 7. Mounting options include fixed installation, plug-in technology, and slide-in technology. 8. Modular and easy-to-install internal accessories with a variety of functions.