Siemens 3VA4140-4ED34-0AA0 Molded Case Circuit Breaker

Siemens 3VA4140-4ED34-0AA0 is a three‑pole molded‑case circuit breaker from the 3VA4 family, rated In 40 A with a TM210 thermal‑magnetic trip unit. It provides overload protection at In and short‑circuit protection with Ii = 10 × In and Ir = 40 A, and it is built on the UL‑listed 3VA4 frame with a Class S electrical characteristic. The device carries an interrupting rating of 25 kA at 480 V, suitable for 480 V AC systems, and it is intended for branch‑circuit protection in commercial and light industrial panels to shield feeders and loads. As a 3P MCCB, it ships complete with the TM210 unit, enabling reliable protection in standard distribution installations and straightforward replacement in existing Siemens equipment.