B
DTRen-2008/SPA-5/LVA
Rev.:
a
Page 22
Bombardier Transportation (ZWUS) Polska Sp. z o.o.
4.3.4 EHZ-8 – LED Road Signal
The signal has a modular design. The steel mast is a bearer. The mast should be
mounted on the concrete foundation.
It is possible to install the following signal units on the mast:
a)
Signal lamps equipped with EHE-2 LED optical unit
b)
Audible warning unit
c)
Road signs: „St.Andrew’s cross” and other as appropriate
EHZ-8 is intended for emitting light and audible signals for the purpose of
controlling the road traffic and ensuring safety at the level crossing. SPA-5/LVA is
capable of controlling of maximally 6 EHZ-8 road signals with two or three aspects.
SPA-5/LVA is able to control up to 4 audible alarms (bells).
EHZ-8 road signal can be equipped with:
a)
Two red light chambers (always)
b)
One white light chamber (option)
c)
One audible alarm (option)
Detailed information about EHZ-8 can be found in [2].
Below an example of EHZ-8 application is shown (road signals marked as S1-S4).
This
training
material
has
been
prepared
only
for
educational
purposes
and
it
isn't
technical
documentation.