Speck pumpen VH 40 Operating Instructions Manual

for Explosion Protection for Liquid Ring Compressors
These supplementary operating instructions are an addendum to the operating instructions. The
operating instructions for the product are to be observed without fail.
Any warranty claims including claims for damages cease in case of non-observance.
The liquid-ring compressors are suitable for the intended use for operation in an environment prone to
explosion as well as for the conveying of explosive gases and vapour mixtures, which can also contain
hydrogen.
According to Directive 94/9/EC, the compressors conform to the equipment group II and to the following
categories depending on the type series and on the measurement and safety technology:
Outside the compressor:
category according to
EN 13463
2G
2D
Inside the compressor:
category according to
EN 13463
2G
2D
Inside the compressor:
category according to
EN 13463
for VU 20 to VU 1600, VH 20 to VH 1600 and VZ 110 to VZ 180 only
1G
1G
The authorizations for the corresponding equipment categories and media apply in each case only in
connection with the measurement-, control- and process-technology necessary for them. The
authorization ceases with a restriction of the functionality of the prescribed safety technology, a modified
operational mode or the non-compliance with the required maintenance procedures. Maintenance work
may only be performed by technically trained personnel.
Supplementary Operating Instructions
ATTENTION
The media of the environment at the site of installation belong
according to EN 13463-1 to the
Temperature classes
For all type series
T1, T2, T3 or T4
The conveyed media belong
according to EN 13463-1 to the
Temperature classes
For all type series
T1, T2, T3 or T4
The conveyed media belong
according to EN 13463-1 to the
Temperature classes
T1, T2, T3 or T4
T1, T2, T3 or T4
Explosion groups further details
IIA or IIB or IIC
maximum surface temperature (cf 3)
Explosion groups further details
IIA or IIB
maximum surface temperature (cf 3)
Explosion groups
IIA or IIB
or
IIA or IIB
1
Speck Pumpen Vakuumtechnik GmbH
zertifiziert: DIN EN ISO 9001
further details
Medium contains hydrogen