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NO: E-29021|30709|2021|Electrical(HQ) Dhanbad, Date: 29/04/2021
From
Chief Inspector of Mines &
Director General of Mines Safety
Directorate General of Mines Safety,
Dhanbad - 826 016.
To
Shri Ayush Agarwala - Director
M/s. Prabhu Industrial Udyog Pvt. Ltd.
1, Tarpan Ghat Road, Kolkata-700 053.
Sub: Approval under Regulation 208 (3) of the Coal Mines Regulations, 2017 for Volga make flameproof air break switchgear in mild steel & C.I. FG-150 construction, type No. GBF-2 rated at 400 A, 550 V conforming to IS/IEC 60079-1:2014, IS/IEC 60079-0:2011 and IS/IEC 60079-11:2006 for use in belowground Coal Mines – Renewal thereof.
Sir,
Please refer to your online application No. E-29021/30709/2021/Electrical (HQ) dated 28.01.2021, offline application PIU/465/2020-21 dated 07.12.2020 on the above subject and CIMFR Test Report No. CIMFR/TC/P/1061 dated 19.10.2011, CIMFR Test & Assessment Report No. : IN/CIMFR/TR20/840 dated 17.03.2020; BIS License No. CM/L- 1855466 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. 473 of 2000) granted vide this Directorate's letter No. 335/631/EHQ dated 22.06.2000 for a further period of five years, i.e. up to 31.03.2026 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.
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