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Axial flow fans
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F200/300/400 acc.
to EN 12101-3
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Miscellaneous
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Sundries
Certificates
ISO 9001
DIN EN ISO 9001 certificate (English):
iso_9001_e.pdf
DIN EN ISO 9001 certificate (German):
iso_9001_d.pdf
AMCA
AMCA certified test laboratory:
amca_certified_lab.pdf
Welding
Certification as recognised welding workshop acc. to ISO 3834-2 (English):
iso_3834_2_e.pdf
Certification as recognised welding workshop acc. to ISO 3834-2 (German):
iso_3834_2_d.pdf
Certification to weld military devices according DIN 2303:
gl_wehrtechnische_geraete.pdf
Dye penetration testing certificate acc. to EN 437:
dye_penetration_en_473_gr2.pdf
Miscellaneous
Certificate of quality management acc. to KTA 1401 (German):
kta_1401.pdf
Certificate of quality management acc. to KTA 1401 (English):
kta_1401_e.pdf
Type approval by LR of axial fans for marine and offshore use 98/20027:
marine_and_offshore_type_approval_98_20027.pdf
Type approval by BV of antispark axial fans for steel ships and offshore units:
type_approval_antispark_axial.pdf
Type approval for fire dampers acc. to SOLAS 1974:
type_approval_solas_1974.pdf
GOST certificate for Witt & Sohn products:
gost.pdf
RTN certificate for Witt & Sohn products:
rtn.pdf
GL rules for ship technology Approval Certificate (explosion protected axial fans):
gl_rules_approval_axial.pdf