No: E-29021|30445|2020|Electrical(HQ)                                                                                  Dhanbad, Date: 30/09/2020

Sub:    Approval under Regulation 208 (3) of the Coal Mines Regulations, 2017 for 3 Phase Flameproof Induction Motor rated at 400KW, 3.3kV,  4 Pole, Type: KF400 conforming to IS/IEC 60079-1:2007 and IS/IEC 60079-0:2004 manufactured by M/s. Marathon Electric Motors (India) Ltd, Kolkata for use in belowground coal mines– Renewal thereof.

Sir,

Please refer to your online application No. E-29021/30445/2020/Electrical (HQ) dated 30.01.2020 on the above subject and CIMFR test report no. CIMFR/TC/SR/H96 dated 10.05.2013, BIS License No. CM/L- 5412755 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. 696 of 2015) granted vide this Directorate's letter No. 60/763/EHQ dated 22.04.2015 for a further period of five years, i.e. up to 22.04.2025 for use in belowground Coal Mines.  The conditions mentioned in the original approval and subsequent renewal letters, if any, 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.