I.S. EN 61241-1:2004
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ELECTRICAL APPARATUS FOR USE IN THE PRESENCE OF COMBUSTIBLE DUST - PART 1: PROTECTION BY ENCLOSURES "TD"
Hardcopy , PDF
02-02-2010
English
01-01-2004
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Construction
5 Practice A and practice B
6 Supplementary requirements for electrical apparatus protected
by enclosures for practice A for use in zones 20, 21 and 22
7 Supplementary requirements for electrical apparatus protected
by enclosures for practice B for use in zone 20 or 21
7.1 Joints
7.1.1 Plain joints
7.1.2 Spigotted joints
7.1.3 Gasketed joints
7.2 Operating rods, spindles or shafts
7.2.1 General
7.2.2 Running contact seals
7.2.3 Power shafts
7.2.4 Operating rods
7.3 Clearance of bolts
8 Verification and tests
8.1 General
8.2 Type tests
8.2.1 Tests for dust exclusion by enclosures
8.2.2 Thermal tests
9 Marking
Bibliography
Figures
Tables
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