HE 5422 Operating Instructions
# 342338 | Version 1.3
9
2.4
Device labelling
Note!
The device identification can be found on the nameplate, which is on the
right side of the housing for both device variants (
see sections 5.1.1 and
).
II3D
Device category:
Use in zone 22 for dust during normal
operation
Ex
denotes electrical equipment.
Standards of the EN 60079-0ff. series have been applied.
tc
Type of ignition
protection:
Protection by housing
IIIC
Explosion group:
conductive dusts
T135°C Temperature class:
maximum permissible surface temperature
Dc
Device protection level:
Use in zone 22 for dust
IP65
Protection type:
dust-tight and protected against water jets
The following special regulations must be observed:
The cables must be correctly inserted through the cable ducts by a professional.
Cable ducts not required must be furnished with sealing bolts by a professional.
The ATEX certification only maintains its validity if the installation is carried out correctly by a
professional under the safeguarding of the protection class specified on the marking.
Cleaning of the housing is only permitted with moist cleaning materials to avoid static charging.
Cleaning is necessary to avoid increased dust formation on the device.
Operation under voltage, in ATEX zone 22 only when closed.
Before closing, ensure that the device housing is free of dust.
