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STN - Slovak standards
Page 2121
STN EN 50020 (01/11/2003) Withdrawn
Electrical apparatus for potentially explosive atmospheres. Intrinsic safety "i"
Available design: Print design
STN EN 50020 (01/05/2003) Withdrawn
Electrical apparatus for potentially explosive atmospheres. Intrinsic safety "i"
Available design: Print design
STN EN 50020 (01/08/2002) Withdrawn
Electrical apparatus for potentially explosive atmospheres. Intrinsic safety "i"
Available design: Print design
STN EN 50021 (01/11/2002) Withdrawn
Electrical apparatus for potentially explosive atmospheres. Type of protection "n"
Available design: Print design
STN EN 50028 (01/06/2002) Withdrawn
Electrical apparatus for potentially explosive atmospheres. Encapsulation "m"
Available design: Print design
STN EN 50033 (01/12/1995) Withdrawn
Electrical apparatus for potentionally explosive atmospheres. Caplights for mines susceptible to firedamp
Available design: Print design
STN EN 50039 (01/10/1993) Withdrawn
Electrical apparatus for potentially explosive atmospheres. Intrinsically safe electrical system "i"
Available design: Print design
STN EN 50394-1 (01/12/2004) Withdrawn
Electrical apparatus for potentially explosive atmospheres. Group I. Intrinsically safe systems. Part 1: Construction and testing
Available design: Print design
STN EN 50394-1 (01/09/2004) Withdrawn
Electrical apparatus for potentially explosive atmospheres - Group I - Intrinsically safe systems Part 1: Construction and testing
Available design: Print design
STN 330377 (01/02/1985) Withdrawn
Explosion-proof electrical apparatus. Sealing using compounds. Classification, technical requirements and test methods
Available design: Print design
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