Viessmann Vitodens 200 B2HA 2 x 99kW in Series 99 kW - B2HAK81

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The Vitodens 200-W 2x 99kW Free-standing Frame In Series is a multi boiler system that consists of Vitodens 200-W gas boilers. It features a weather-compensated cascade with modulating operation and control of up to 2 heating circuits with a mixer. The heating circuit connections can be on either the right or left side. It also includes a cylinder temperature controller and sensor. This system is capable of communicating with the Vitotronic 100 via KM-BUS, with the cascade communication module supplied separately. It can also communicate with the Vitotronic 200-H and Vitocom via LON bus, but a LON communication module is required (see accessories). The standard delivery includes the Vitodens 200-W (2-6 boilers), Vitotronic 300-K Cascade control unit, cascade communication module for each boiler, immersion temperature sensor, mounting frame or pre-plumbing jib for wall mounting, hydraulic cascade with high efficiency circulation pump and thermal insulation, and technical documentation.