IS 4051 : 1967 Code of practice for installation and maintenance of electrical equipment in mines

1 Scope

1.1 This code covers minimum requirements for all electricalwork and electrical equipment operating or intended to operate atall voltages in electrical installations in mines and quarries.

1.2 The requirements of this code apply to all types of minesunless otherwise specified.

2 References

IS 2 :1960 Rules for rounding offnumerical values

IS 3043 : 1966 Codeof Practice for earthing