NF EN 20284 : 1993

Superseded

COURROIES TRANSPORTEUSES - CONDUCTIBILITE ELECTRIQUE - SPECIFICATION ET METHODE D'ESSAI

Superseded date

02-01-2004

Published date

01-12-2013

Publisher

Association Francaise de Normalisation

Cooperating organizations
National foreword
Foreword
Specification
1. Scope and field of application
2. Reference
3. Specification
4. Method of test
Figures
1. Design to be painted on the test piece
2. Electrodes
National annexes
NA (informative) Committees responsible
NB (informative) Cross-reference

Specifies the maximum electrical resistance of a conveyor belt and the corresponding method of measurement. The test is meant to ensure that the belt is sufficiently conductive to drain off charges of electricity which (in service) may form on it. Also deals with the method of test.

DevelopmentNote	Indice de classement: T47-109. Supersedes NFT 47 109. (02/2004)
DocumentType	Standard
PublisherName	Association Francaise de Normalisation
Status	Superseded
Supersedes	NFT 47 109 : 1983

Standards	Relationship
DIN EN 20284:1993-05	Identical
BS EN 20284:1993	Identical
I.S. EN 20284:1993	Identical
EN 20284 : 1993	Identical
UNE-EN 20284:1993	Identical
UNI EN 20284 : 1994	Identical

NFM 81 675 : 1998

COAL MINE EQUIPMENT - TROUGHED BELT CONVEYORS FOR LOOSE BULK MATERIALS - CLEANING SCRAPERS AND LATERAL BIBS USED FOR UNDERGROUND AND FOR ABOVE GROUND - SPECIFICATIONS - CHARACTERISTICS - TEST METHODS - ACCEPTANCE TESTING