phase barriers H=200mm for 3-pole, 4 units for fixed-mounted circ. breaker Ue > 440V accessory for circuit breaker 3WL10 / 3VA27 Accessories and spare parts for air circuit breakers 3WL10 to 1250A. (also 3VA27 – 1600A) The accessories and replacement parts of the 3WL10 air circuit breaker can easily be replaced or retrofitted at any time. The accessories and replacement parts of the 3WL10 air circuit-breakers are especially characterized by: 1. Simple to configure, build and modify, thanks to modular design 2. RoHS-compliant. 3. Replaceability of the main contacts by customer himself. http://www.siemens.com/lowvoltage/air-circuit-breakers. Siemens offers a comprehensive portfolio of protection, switching, metering and monitoring devices, distribution systems as well as switches and sockets for safe and efficient electrical infrastructure in buildings and industry.

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