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Manual BVS 22 ATEX E 009 X
nected.
In special cases, where the use of an earth con-
ductor is not permitted, it is necessary to use a
special screened cable. It is essential to connect
this cable to the equipotential bonding system of
the installation.
4.1.2 Lamps without contact strips (Group
IIB no "K" in the type code)
The TL**de tube lights without contact strips are
fitted with a 2-pole conductor. These may only be
installed in systems where there is no charging
during operation.
The following warning is affixed to TL**de tube
light:
Warning – Hazard due to electrostatic
discharges – see Instructions Manual
The TL**de tube lights may only be cleaned
with a damp clcoth.
4.1.3 Lamps made of borosilicate glass
(Group IIC)
With regard to electrostatics, the glass tubes are
considered to be neutral and do not require spe-
cial measures against electrostatic charges.
4.1
Ambient temperature
To keep the surface temperatures within the
admissible limits, the ambient temperature must
not go outside the –20 to 60 °C) range. When
considering the temperature conditions, the
effects of other heat sources, direct sunlight, etc.,
must be taken into account. These should not be
allowed to heat up the lamp enclosure unduly.
The data on the type plate are binding!
Edition August 2022
Copyright
thuba Ltd., CH-4002 Basel
Switzerland
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