Subject: Approval under Regulation 208(3) of the Coal Mines Regulations, 2017 for Flameproof/Weather-proof enclosure for Pull Cord Switch, rated at maximum 32A, up to 110V AC/DC, Type No.: FLP-RH-4000 with mining type glands or double compression type cable glands manufactured by M/s. Flameproof Equipments Pvt. Ltd., Mumbai conforming to IS/IEC 60079-0:2017, IS/IEC 60079-1:2014 and IS/IEC 60529:2001 (Reaffirmed 2014)  for use in belowground coal mines – Renewal  thereof .

Ref: 1. Test report no. IN/CIMFR/TR21/ 4135 dated 22/02/2021 with Type examination certificate no. CMF 21 INEx 0065 dated 18/02/2021 & Drawing no. FEPL/CNCL/4000 Rev.01 (Sheet 1 of 1) dated 29/12/2020;

                    2. The BIS licence no.CM/L-0850855 with endorsement no. 142 dated 06/02/2025

Please refer to your online application no. E-29021|62614/2025/Electrical (HQ) dated 05/11/2025 on the above subject & test reports and other documents submitted on this portal/module 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 DGMS Approval No. 777 of 2021 granted vide this Directorate's letter No. E-29021/30802/2021/Electrical (HQ) Dhanbad, Date: 26/03/2021, subject to compliance with the conditions stipulated in the original approval, for a further period of Five years i.e. up to 18/12/2030, for use in belowground Coal Mines in India.

The application for renewal should be made, with updated /Valid BIS and test reports with latest applicable testing standards, at least three (03) months before the date of expiry of the approval.