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6. Magnetic lifting equipment
6.1 Definition. Description
A lifting electromagnet is a handling device used to pick up ferromagnetic materials.
A magnetic current flowing through the electromagnet coil creates a magnetic field, which in turn generates a magnetic force to grip, hold and handle the ferromagnetic load (figure 13 ).
A lifting electromagnet consists of :
one or more coils ;
a carcass with a protective shield (mainly for mechanical protection);
insulation with a terminal box ;
suspension components....
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Magnetic lifting equipment
Bibliography
INRS (Institut national de recherche et de sécurité) publications
ED 518 – Safety in the use of light manual handling tools and equipment
ED 389 – The slinger's handbook.
Publications OPPBTP (Organisme professionnel de prévention du bâtiment et des travaux publics)
— Practical manual no. 18 – Ropes – cables – chains
— Practical manual...
Main regulatory texts
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European directives
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Design
Directive 98/37/EC of June 22, 1998 (incorporating Directives 89/392/EEC, 91/368/EEC, 93/44/EEC and 93/68/EEC) – "Machinery" Directive
Directive 89/336/EC of May 3, 1989 – "Electromagnetic Compatibility" Directive
Directive 92/31/EC of April...
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Standardization
French standards Afnor (NF) and European standards CEN (EN)
Slings
- – Slings (definitions) – classification – slinging methods) - NF E 52‐150 : - décembre 1986
- – Recommendations for some slinging methods - NF E 52‐151 : - décembre 1981
- – Flat slings made of woven webbing and chemical textiles - NF G 36-030 : déce - mbre 1986
- – Round and flat textile slings - NF...
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The Ultimate Scientific and Technical Reference