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24/30495047 DC BS EN IEC 60034-8. Rotating electrical machines - Part 8. Terminal markings and direction of rotation, 2024
- 30495047-NC.pdf
- 2_2202e_CD (2).pdf [Go to Page]
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Symbols [Go to Page]
- 4.1 General
- 4.2 DC and single-phase commutator machines
- 4.3 AC machines without commutator
- 4.4 Auxiliary devices
- 5 Direction of rotation
- 6 Rules for terminal markings [Go to Page]
- 6.1 General [Go to Page]
- 6.1.1 Application
- 6.1.2 Marking instructions
- 6.1.3 Alphanumeric marking notation
- 6.1.4 Duplicate winding terminals
- 6.1.5 Shared terminals
- 6.1.6 Omissions
- 6.1.7 Earthing terminal
- 6.2 Suffixes [Go to Page]
- 6.2.1 Winding elements
- 6.2.2 Internal connections
- 6.2.3 Tapping points
- 6.3 Prefixes
- 6.4 Winding identification for categories of machines [Go to Page]
- 6.4.1 Three-phase machines
- 6.4.2 Two-phase machines
- 6.4.3 Single-phase machines
- 6.4.4 Multiple three-phase group (for example, six-phase) machines
- 6.5 Synchronous machines [Go to Page]
- 6.5.1 Primary windings of synchronous machines
- 6.5.2 Field winding of synchronous machines [Go to Page]
- 6.5.3 Permanent magnet machines
- 6.6 DC machines
- 6.7 Relation between terminal markings and direction of rotation [Go to Page]
- 6.7.1 Multi-phase machines not covered by IEC 60034-3 or IEC60034-33
- 6.7.2 Multi-phase machines covered by IEC 60034-3 or IEC60034-33
- 6.7.3 Multi-phase, multi-speed machines
- 6.7.4 Single-phase machines
- 6.7.5 Multiple three-phase group (for example, six-phase) machines
- 6.7.6 DC machines
- 6.7.7 Relation between direction of current and magnetic field (d.c. machines)
- 6.8 Terminal marking figures [Go to Page]
- 6.8.1 Three-phase induction machines
- 6.8.2 Single-phase induction machines
- 6.8.3 Multiple three-phase group (six-phase) machines
- 6.8.4 DC machines
- 7 Auxiliary terminal marking rules [Go to Page]
- 7.1 General
- 7.2 Marking [Go to Page]
- 7.2.1 Power-related devices [Go to Page]
- 7.2.1.1 Single-phase, single voltage
- 7.2.1.2 Single-phase, dual voltage
- 7.2.1.3 Three-phase, single voltage
- 7.2.1.4 Three-phase, dual voltage
- 7.2.2 Thermal and measurement devices [Go to Page]
- 7.2.2.1 Two-lead devices of types TB, TC, TM, TN and TP
- 7.2.2.2 Two-lead devices of type R
- 7.2.2.3 Three-lead devices of type R
- 7.2.2.4 Four-lead devices of type R
- 7.2.3 Switches
- Annex A (normative) Connection diagrams for common applications [Go to Page]
- A.1 General
- A.2 Three-phase machines [Go to Page]
- A.2.1 Single-speed stator windings [Go to Page]
- A.2.1.1 Single voltage
- A.2.1.2 Dual voltage
- A.2.1.3 Starting windings
- A.2.2 Multi-speed stator windings [Go to Page]
- A.2.2.1 Two-speed (1:2), single-winding
- A.2.2.2 Multi-speed, with two or more independent windings
- A.2.2.3 Three-speed
- A.2.2.4 Four-speed
- A.3 Single-phase induction machines
- A.4 DC machines [Go to Page]
