NO: E-29021|61989|2024|Electrical(HQ)                                                                                                                                                                                                                                               Dhanbad, Date: 24.09.2024

DGMS Approval No. 482 of 2002 (Renewal approval)

From

Director General of Mines Safety
Directorate General of Mines Safety,
P.O & Distt: Dhanbad - 826 016.

To

NUPUR CHOKHANI, ELECTROTEKNICA PRODUCTS PVT LTD, 23A NETAJI SUBHAS ROAD, FORTUNA TOWER, 10TH FLOOR, ROOM NO. 44
West Bengal, KOLKATA, KOLKATA, 700001

Subject:   Approval under Regulation 208 (3) of the Coal Mines Regulations, 2017 for  flameproof Vacuum Circuit Breaker, 6.6 KV, up to 630A, Type- F-VCB/01 manufactured by M/s. Electroteknica Products Pvt. Ltd, Kolkata(Formerly M/s. Electroteknica Switchgears Pvt. Ltd, Kolkata) conforming to IS/IEC 60079-0:2017 and IS/IEC: 60079-1:2014 for use in belowground Coal Mines in India- Renewal thereof.

Ref :- Test report no. IN/CIMFR/TR22/R/ H102 dated 16/06/2022 and the associated drawings nos. 50-C-0040, Rev.2 & 50-D-0009, Rev.2 both dated 19.02.2022.

Sir,

Please refer to your online application No. E-29021/61989/2024/Electrical (HQ) dated 04/07/2024 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. 482 of 2002) granted vide this Directorate's letter No.446/548/EHQ, Dhanbad, dated: 03/05/2002 for a further period of two years, i.e. up to 23/09/2026 for use in belowground Coal Mines.

In the interest of safety, the OEM guidelines shall be adhered to and spares, supplied by OEM shall only be used while maintaining the machine/Equipment. 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 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 this approval.