7 Appendix
B 1000 en-4419 77
Pos: 41 7 /Anlei tung en/G etrieb e/0. Pr olog/A bkür zunge n [B 100 0-2050] @ 37\mod_1560941642233_388.docx @ 2544706 @ 2 @ 1
7.9 Abbreviations
Dust explosion protected gear units, Zone 21
Gas explosion protected gear units, Zone 1
Standard efficiency motors
Dust explosion protected gear units, Zone 22
International Electrotechnical Commission
Flange fastening with through holes
National Electrical Manufacturers Association
Flange fastening with threaded holes
Clockwise, right rotation
International standardisation organisation
Counter-clockwise, left rotation
Water hardness in German hardness degrees 1
dH = 0.1783 mmol/l
Personal Protective Equipment
Deutsches Institut für Normung [German
Standards Institute]
Volatile Corrosion Inhibitor
Document from Getriebebau NORD
=== Ende der Lis te f ür T e xtmar ke I nhal t == =