The semi-hermetic GEA Bock compressors of the HG model series are used as the basic compressor for use inside explosion-risk environments. All ATEX compressors are approved for operation with the current hydrocarbons.
Based on the HG series compressors the ATEX classification is:
Differences to the standard compressor
Special explosion-proof design of the electric components, Connection potential compensation, Special explosion-proof terminal box, Special explosion-proof accessories available
EX-HG12P, EX-HG22e, EX-HG34e, EX-HG44e, EX-HG56e, EX-HG6, EX-HG7, EX-HG8
| Current types | Displacement at 50 Hz (1450 rpm) m³/h | |||
| EX-HG12P | 5.4 | 6.7 | 8.0 | 9.4 |
| EX-HG22e | 11.1 | 13.7 | 16.5 | |
| EX-HG34e | 18.8 | 22.1 | 27.3 | 33.1 |
| EX-HG44e | 41.3 | 49.2 | 57.7 | 67.0 |
| EX-HG56e | 73.8 | 86.6 | 100.4 | |
| EX-HG66e | 116.5 | 133.8 | 152.2 | 180.0 |
| EX-HG88e | 208.2 | 237.9 | 281.3 | |
GEA is the only manufacturer who offers semi-hermetic compressors for zone 1 and 2 ATEX- and also IECExcertified. Therefore the compressors have worldwide accepted Certificates of Conformity.
