BERTHOLD TECHNOLOGIES LB 6775, Operating Manual

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2 Safety Manual / Explosion Protection Manual LB 6775
20
63039BA26, Rev. 03, 07/2018
Explosion protection and temperature limits
Explosion Protection and Environmental Conditions
Inspection documents
EPS 15 ATEX 1 068 X
IECEx EPS 15.0064X
FM17US0273X
FM17CA0137X
FM18US0067X
FM18CA0031X
Degree of protection IP66 according to IEC 60529
Type 4X
Air pressure
80 kPa (0.8 bar) to 110 kPa (1.1 bar)
Oxygen content of the air,
usually: 21% (Vi/V)
WARNING
Danger to life by explosion

Strictly maintain the permissible ambient temperature (T
a
).

Make sure that the maximum permissible surface temperature is not ex-
ceeded.
Equipment
Temperature Class Ambient
Temperature Max. Surface
Temperature Installation
Temperature Class
T1 80 °C 95 °C T1 (450 °C)
T2 80 °C 95 °C T2 (300 °C)
T3 80 °C 95 °C T3 (200 °C)
T4 80 °C 95 °C T4 (135 °C)
T5 80 °C 95 °C T5 (100 °C)
T6 60 °C 80 °C T6 (85 °C)