Specification
1 Scope
2 Definitions
3 General requirement
4 General conditions for the tests
5 Rating
6 Classification
7 Marking
8 Protection against electric shock
9 Starting
10 Input and current
11 Heating
12 Leakage current
13 Radio interference suppression
14 Moisture resistance
15 Insulation resistance and electric shock
16 Endurance
17 Abnormal operation
18 Mechanical hazards
19 Mechanical strength
20 Construction
21 Components
22 Internal wiring
23 Supply connection and external flexible cables and
      cords
24 Terminals for external conductors
25 Provision for earthing
26 Screws and connections
27 Creepage distances, clearances and distances
      through insulation
28 Resistance to heat, fire and tracking
29 Resistance to rusting
Appendices
A Thermal cut-outs and overload releases
B Rules for routine tests
Tables
3.1 Torques for testing flanges
3.2 Dimensions for flanges for straight-sided and
      unthreaded hole cup wheels
3.3 Dimensions of taper protection flanges for taper-
      sided wheels
3.4 Minimum dimensions of unrecessed flanges
3.5 Dimensions for flange assemblies for reinforced
      depressed-centre and cutting-off wheels
Figures
3.1 Flanges for straight-sided wheels and unthreaded-
      hole cup wheels
3.2 Flanges for taper-sided wheels
3.3 Unrecessed flange for threaded wheels
3.4 Flange assemblies for reinforced depressed-centre
      and cutting-off wheels
3.5 Special flange assembly for depressed-centre
      wheels of 180 mm diameter and larger
3.6 Guard for straight-sided wheel with front curtain
3.7 Guard for reinforced straight-sided wheel without
      front curtain
3.8 Adjustable guard for straight and taper cup wheels
3.9 Guard for reinforced depressed-centre and cutting-
      off wheels
3.10 Guard with front lip for reinforced depressed-
      centre and cutting-off wheels
3.11 Guard with curtain segment for reinforced
      depressed-centre and cutting-off wheels