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NO: E-29021|61615|2023|Electrical(HQ) Dhanbad, Date: 24/08/2023
DGMS APPROVAL NO. 49 OF 1990
From
Director General of Mines Safety
Directorate General of Mines Safety,
P.O & Distt: Dhanbad - 826 016.
To
Mr. RAKESH KUMAR, M/s. SAFEX (INDIA), ASHIRWAD COMPLEX , P.O- NAGNAGAR ,
Jharkhand, DHANBAD, 826004
Subject: Approval under Regulation 208(3) of the Coal Mines Regulations, 2017 for intrinsically safe underground blasting siren, type no.KEM-U-15 conforming to IS/IEC 60079-11:2011 and IS/IEC 60079-0:2017 manufactured by M/s. Safex (India), Dhanbad for use in belowground Coal Mines of India – Renewal thereof.
Ref- Test report No- IN/CIMFR/TR23/R/H106, Dated 26.06.2023.
Sir,
Please refer to your online application No. E-29021/61615/2023/Electrical (HQ) dated 28.06.2023 on the above subject and test reports 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. 49 of 1990) granted vide this Directorate's letter No. 429/1430/EHQ dated 27.11.1990 for a further period of two years, i.e. up to 24.08.2025 for use in belowground Coal Mines. The conditions mentioned in the original approval and subsequent renewal letters, if any, shall be strictly complied with and the test reports of all the electrical items covered under this approval, conforming to the latest testing standards, shall be submitted within three months, if not submitted before.
The application for renewal should be made at least three (03) months before the date of expiry of the approval.
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