Table of Contents
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Control Connections
Routing the Connecting Cables
Legend
A Low voltage connections
B 120V connections
C Internal extension
D Main PCB
E Communication module (accessories)
F Cable grommet for power cable
G 120V from external accessories connection box
48
Vitodens 222-F, B2TB 19, 35, 68, 125 Installation
Note: If connecting cables touch hot components they
will be damaged.
When routing and securing connecting cables on
site, ensure that the maximum permissible
temperatures for these cables are not exceeded.
Remove the existing cable grommet when using larger
cross-sections [up to 9/16 in. (7 14 mm)]. Secure the
cable with the cable grommet plugged into the lower
casing section (orange).
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