Chief Inspector of Mines &
Director General of Mines Safety
Directorate General of Mines Safety,
Dhanbad - 826 016.
Shri Ashok Maken,
Mimec Electronics Pvt Ltd, Plot No. 5,
Namkum Industrial Area, Ranchi, 834010
Sub: Approval under Regulation 208 (3) of the Coal Mines Regulations, 2017 for intrinsically safe auto-cum-manual communication system, model no.MIC 102 AT manufactured by M/s. MIMEC Electronics Pvt. Ltd., Ranchi conforming to IS/IEC 60079-11:2006, IS/IEC 60079-0:2004 and IS:12063-1987 for use in belowground Coal Mines – Renewal thereof.
Please refer to your online application No. E-29021/30496/2020/Electrical (HQ) dated 28.04.2020 on the above subject and CIMFR test report no. CIMFR/TC/P/H156 dated 30.05.2012, BIS License No. CM/L- 5389584 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. 54 of 1990) granted vide this Directorate's letter No. 259/EHQ dated 01.03.1990 for a further period of five years, i.e. up to 29.05.2025 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.