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5
Using the BM3 block section module
The BM3 block section module uses the ABC technology to facilitate the simply construction of a
block section. Each block is equipped with a BM3 module so that an infinite number of blocks can
be added.
The BM3 block section module is used to control the block signals. You can connect light signals
directly; signals with double-coil drive require a BMA adapter.
Control of block sections by means of BM3 modules is suitable for push and pull operation. If you
want to use rear-powered (pushed) trains (push-pull trains, commuter trains, motor coaches), the
first coach must be fitted with a power consumer. Simply use interior lighting or, if using a driving
coach, a function decoder for controlling the direction-dependent front lighting.
5.1 Constructing the block section
Each block is divided into a "driving section" A and a "braking section" B.
The length of the driving section must be calculated so as to fully accommodate the longest
trains passing this section.
The length of the braking section depends on the braking delay and/or distance set in the
locomotive decoder.
Information BM3