The ABB VD4 ANSI UL 15kV 1200/2000A 40kA Vacuum Circuit Breaker is an IEEE 15kV class medium voltage breaker featuring the EL-type spring mechanism (used in products like Emax 2 and ADVAC) and new recyclable embedded poles, rated up to 15 kV, 40 kA, 2000 A, with 10,000 M2 Class mechanical operations and 1200 A C2 back-to-back capacitive switching and out-of-phase testing compliance. Country of origin: not specified (typically, ABB products are manufactured in the USA or Europe). Operating temperature: -25 to +40°C (standard for indoor applications). Weight and packaging dimensions not specified. Product lifecycle: active product. Applications: data centers, industrial, commercial networks. Segments: panel builders, OEMs, end users.