Survey and exact designation of the Axial Flow Fans:
Axial Flow Fans AL  |  AL(N)  |  dAL  |  dAL(N) ESN  |  dESN  |  ES  |  EST GAL  |  dGAL  |  DV  |  KGL Additional Modules Further Accessories Services	AL – Axial flow fan, not explosion- or flame-proof AL(N) – Axial flow fan, (low-pressure fan of the AL-series) dAL – Axial flow fan, explosion- and flame-proof acc. to ATEX IM2c and/or II2GD dAL(N) – Low-pressure axial flow fan, explosion- and flame-proof acc. to ATEX IM2c and/or II2GD ESN – Electric fan, not explosion- or flame-proof ES – Electric fan, flame-proof acc. to ATEX IM2c dESN – Electric fan, explosion-proof acc. to ATEX II2GD EST – Electric combined fan with turbine, explosion- and flame-proof acc. to ATEX IM2c and / or II2GD GAL – Contra rotating axial flow fan, not explosion- or flame-proof dGAL – Contra rotating axial flow fan, explosion- and flame-proof acc. to ATEX IM2c and/or II2GD DV – Compressed air axial flow fan KGL – Korfmann Large fan