IS 9559 : 2025 Selection of Electrical and Electronic Equipment for Coal Mines - Guide
1 SCOPE
This standard provides guidance for selection of electrical and electronic equipment for use in the underground situations of coal mines in general and the permissibility of ordinary equipment, flameproof equipment and intrinsically safe equipment in particular.
2 REFERENCES
2.1 Statutory Provisions
a) Central Electricity Authority (Measures relating to Safety and Electric Supply) Regulations, 2023
b) Coal Mines Regulations, 2017
2.2 Standards
The standards given in Annex A contain provisions which, through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of these standards.