Chief Inspector of Mines &
Director General of Mines Safety
Directorate General of Mines Safety,
Dhanbad - 826 016.
Shri Ajit Singh Yadav - Partner
M/s. Electrical Equipment Corporation
Plot No.314, Udyog Vihar, Phase-VI, Sector-37
Sub: Approval under Regulation 208 (3) of the Coal Mines Regulations, 2017 for Flameproof/Weatherproof Lighting Transformer in mild steel fabricated construction, designated by type no. EEC-MLT-03 rated upto 5 KVA, input-550 V AC, output - 110 V AC, 50 Hz conforming to IS/IEC 60079-1:2007 and IS/IEC 60079-0:2004 manufactured by M/s. Electrical Equipment Corporation, Gurgaon for use in belowground Coal Mines – Renewal thereof.
Please refer to your online application No. E-29021/20159/2018/Electrical(HQ) dated 05.09.2018, offline application No. EEC/DGMS/RKG dated 08.08.2020 on the above subject and CIMFR test report Nos. CIMFR/TC/SR/171 dated 31.05.2013 and No. CIMFR/TC/P/H464 dated 08.03.2016, BIS License No. CM/L- 2291047 and other documents submitted therewith in this regard.
I, in exercise of powers conferred upon Chief Inspector of Mines (also designated as Director General of Mines Safety) under Regulation 208(3) of the Coal Mines Regulations, 2017, hereby renew the approval (DGMS Approval No. 644 of 2012) granted vide this Directorate's letter No. 362/2212/EHQ dated 04.10.2012 for a further period of two years, i.e. up to 23.08.2022 for use in belowground Coal Mines. The conditions mentioned in the original approval and subsequent renewal letters shall be strictly complied with.
Please note that application for renewal should be made at least three (03) months before the date of expiry of the approval.