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NO: E-29021|62391|2025|Electrical(HQ) Dhanbad, Date:
(DGMS Approval No. 815 of 2023)
From
Director General of Mines Safety
Directorate General of Mines Safety,
P.O & Distt: Dhanbad - 826 016.
To
SONG DEJUN, Shanxi Tiandi Coal Mining Machinery Co., Ltd., NO.108 SOUTH BINGZHOU ROAD, TAIYUAN CITY, SHANXI PROVINCE, THE PEOPLE’S REPUBLIC OF CHINA.
Shanxi, TAIYUAN, TAIYUAN, 30006
Subject: Approval under Regulation 208(3) of the Coal Mines Regulations, 2017 for Flameproof and Intrinsically safe electrical apparatus (as listed in the appended Annexure-B) associated with Twin Roof bolter machine,Model: EML CMM2-25, manufactured by M/s. Shanxi Tiandi Coal Mining Machinery, China for use in belowground Coal Mines in India- Renewal approval thereof.
Sir,
Please refer to your online application no. E-29021/62391/2025/Electrical (HQ) dated 05/06/2025 on the above subject 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. 815 of 2023) granted for renewal approval vide this Directorate's letter No. vide letter no. E-29021|61578|2023|Electrical(HQ) Dhanbad, Date: 18/08/2023 for a further period of two years, i.e. up to 08/08/2027 for use in belowground Coal Mines in India subject to submission of test report (within 03 months)with testing standard IEC 60079-11:2023 for intrinsically safe associated electrical apparatus.
Please note that application for renewal should be made at least three (03) months before the date of expiry of the approval.
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