Installation instruction for radial blowers for areas subject to gas and dust explosion hazards
07/2019 KARL KLEIN Ventilatorenbau GmbH
Page 2
GB
Table of Contents
1
Preliminary remarks ......................................................................................................... 5
1.1
Manufacturer's instructions to the operating entity ............................................................. 5
1.2
Operating entity obligations for blowers located in explosive atmospheres ....................... 5
1.3
Symbols used ..................................................................................................................... 7
1.4
Type plates and instruction labels ...................................................................................... 8
2
Designated use ................................................................................................................. 9
2.1
Limitations to the use and special considerations for designated uses ............................. 9
2.2
Non-designated uses .......................................................................................................... 10
3
Safety ................................................................................................................................. 10
3.1
Basic safety instructions ..................................................................................................... 10
3.2.
Emissions.......................................................................................................................... 11
3.1.1
Dust ..................................................................................................................................... 11
3.1.2
Noise ................................................................................................................................... 11
3.1.3
Vibrations ............................................................................................................................ 11
3.2
Overheating protection ....................................................................................................... 12
4
Transportation and storage ............................................................................................. 13
5
Description ........................................................................................................................ 14
6
Assembly/installation ....................................................................................................... 15
6.1
General safety instructions for assembly and operation .................................................... 15
6.2
Hook-up/ installation ........................................................................................................... 16
6.3
Assembly and installation specifications for explosive areas. ............................................ 16
6.4
Blower mounting ................................................................................................................. 17
7
Maintenance, care and repair instructions .................................................................... 18
7.1
Maintenance and care ........................................................................................................ 18
7.2
Inspect and exchange bearings .......................................................................................... 18
7.3
Repair instructions and procedures .................................................................................... 18
8
Additional steps to be taken when deploying blowers in zone 21 .............................. 19
8.1
Vibration threshold values .................................................................................................. 19
9
Disposal ............................................................................................................................. 19
10
Annex ................................................................................................................................. 20
11
EC-Declaration of incorporation of partly completed machinery ................................ 21
12
EC-Declaration of Conformity ATEX for the nonelectrical part ................................... 22
