circuit breaker 3VA4 UL frame 125 breaking capacity class H 65kA @ 277 V 1-pole, line protection TM210, FTFM, In=100A overload protection Ir=100A fixed short circuit protection Ii=10 x In 3VA4 molded case circuit breakers for line protection, UL approval, As an important part of the SENTRON protective components for industrial and infrastructure applications, the 3VA UL molded case circuit breakers from Siemens provide effective plant and starter protection thanks to a reliable shutdown in the event of an overload or short-circuit. The 3VA UL sets standards in flexibility and the variety of modular accessories available. In addition, the 3VA UL molded case circuit breaker is also optimally suited to mechanical engineers and switchboard manufacturers who export worldwide. In addition to the IEC Standard, the two series, the 3VA5 and 3VA6, also satisfy the UL Standard. All of the functions can thus be used for plants around the world. This variant of the 3VA molded case circuit breaker is characterized primarily by: 1. Compact design. 2. Available as a variant for line protection. 3. Depending on the size: 1-pole, 2-pole (in 3-pole enclosure design) and 3-pole versions. 4. Depending on size: Breaking capacity of 25kA ... 100 kA at 480 V for 3-pole breakers and 25 kA ... 50 kA at 277 V for 1-pole breakers. 5. The series has a thermal-magnetic trip unit. 6. Modular and easy-to-fit internal accessories with diverse functions. 7. Uniform accessories platform across all 3VA UL molded case circuit breakers.