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NEMA BI 50018-2024 Cable Cleats, 2024
- 1 Scope
- 2 Normative references [Go to Page]
- 2.1 Normative reference publications
- 2.2 Informative reference publications
- 3 Terms, definitions, and abbreviations
- 4 General requirements
- 5 General notes on tests
- 6 Classification [Go to Page]
- 6.1 Classification according to material [Go to Page]
- 6.1.1 Metallic
- 6.1.2 Non-metallic
- 6.1.3 Composite
- 6.2 According to maximum and minimum temperature
- 6.3 Classification according to resistance to impact [Go to Page]
- 6.3.1 Heavy
- 6.3.2 Very heavy
- 6.4 Classification according to type of retention and resistance to electromechanical forces [Go to Page]
- 6.4.1 General
- 6.4.2 With lateral retention
- 6.4.3 With axial retention
- 6.4.4 Resistant to electromechanical forces, withstanding one short-circuit
- 6.4.5 Resistant to electromechanical forces, withstanding more than one short-circuit
- 6.4.6 Resistant to electromechanical forces, withstanding more than two short-circuits
- 6.4.7 Resistant to electromechanical forces, withstanding one short-circuit with extra-flexible cable
- 6.4.8 Resistant to electromechanical forces, withstanding more than one short-circuit with extra-flexible cable
- 6.4.9 Resistant to electromechanical forces, withstanding more than two short-circuits with extra-flexible cable
- 6.4.10 Resistant to electromechanical forces, withstanding one short-circuit with multi-conductor cable
- 6.4.11 Resistant to electromechanical forces, withstanding more than one short-circuit with multi-conductor cable
- 6.4.12 Resistant to electromechanical forces, withstanding more than two short-circuits with multi-conductor cable
- 6.5 Classification according to environmental influences [Go to Page]
- 6.5.1 Resistant to ultraviolet light for non-metallic and composite components
- 6.5.1.2 Resistant to ultraviolet light
- 6.5.2 Resistant to corrosion
- 6.5.2.1 General
- 6.5.2.2 Non-metallic components
- 6.5.2.3 Components made of stainless steel
- 6.5.2.4 Components made of mild steel or cast-iron with coatings
- 6.5.2.5 Components made of non-ferrous alloys
- 6.6 Classification according to electromagnetic compatibility [Go to Page]
- 6.6.1 Liable to inductive heating
- 6.6.2 Not liable to inductive heating
- 7 Marking and Documentation [Go to Page]
- 7.1 Marking
- 7.2 Durability and legibility
- 7.3 Documentation
- 8 Construction
- 9 Mechanical Properties [Go to Page]
- 9.1 Requirements
- 9.2 Impact test
- 9.3 Lateral load test
- 9.4 Axial load tests
- 9.5 Test for resistance to electromechanical force [Go to Page]
- 9.5.1 General
- 9.5.1.1 Short-circuit current source characteristics
- 9.5.1.2 Short-circuit test report
- 9.5.2 For cable cleats and intermediate restraints classified in Clauses 6.4.4, 6.4.7, and 6.4.10 (resistant to electromechanical forces, withstanding one short-circuit)
- 9.5.3 For cable cleats and intermediate restraints classified in Clauses 6.4.5, 6.4.8, and 6.4.11 (resistant to electromechanical forces, withstanding more than one short-circuit) or Clauses 6.4.6, 6.4.9, and 6.4.12 (resistant to electromechanical for...
- 10 Fire hazards [Go to Page]
- 10.1 Flame propagation [Go to Page]
- 10.1.1 Resin flammability rating
- 10.1.2 Cable cleat or intermediate restraint flammability rating
- 10.2 Smoke emission
- 10.3 Smoke toxicity
- 11 Environmental influences [Go to Page]
- 11.1 Resistance to ultraviolet light
- 11.2 Resistance to corrosion [Go to Page]
- 11.2.1 General
- 11.2.2 Salt spray test
- 12 Electromagnetic compatibility [Go to Page]
- 12.1 Electromagnetic emission
- 12.2 Inductive heating
- Annex A (informative) Examples of cable cleats and intermediate restraints
- Annex B (normative) Identification of HV cable used in short-circuit test [Go to Page]
