Viessmann KWT BW 301.B090, Installation And Service Instructions Manual

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Part no. Vitocal 300-G / W Pro
Water/water
116 kW 140 kW 112 kW 145 kW 186 kW 240 kW 290 kW
7542679 7542680 7542681 7542682 7542683 7542684 7542685
NH fuses
7842403 x x
7842404 x x
7842405 x
7842406 x
7842407 x
Main contactor
7842408 x x
7842409 x x
7842410 x
7842411 x x
Soft starter
7842369 x x
7838019 x x x x
7841420 x
Contactor
7841416 x x x x x x x
Auxiliary contact for contactors
7841417 x x x x x x x
Base for auxiliary relay
7841418 x x x x x x x
Relay
7841419 x x x x x x x
Circuit protection, circulation pump
7838025 x x x x x x x
Neutral conductor isolator for circuit protection
7838026 x x x x x x x
Control MCB/fuse
7838027 x x x x x x x
Mating plug
7832898 x x x x x x x
Vitotronic 200 WO1C display
7842358 x x x x x x x
Coding card
7842363 x
7842364 x
7842365 x x
7842366 x x x
Tandem control, EEV
7842367 x x x x x x x
WPR controller
7841750 x x x x x x x
Parts lists
Parts lists
(cont.)
5549 984 GB
Service