From

Director General of Mines Safety &

Chief Inspector of Mines 
Directorate General of Mines Safety,
P.O & Distt: Dhanbad - 826 001.

 

To

 

JOYDIP CHAKRABORTY, electroteknica engineering pvt.lted., ELECTROTEKNICA ENGINEERING PVT.LTD. 1/5B, RAJA BASANTA ROY ROAD, KOLKATA700026
West Bengal, KOLKATA, KOLKATA, 700026

 

 

Sub:   Approval under Regulation 181 (3) of the Coal Mines Regulations, 1957 for Flameproof Air Circuit Breaker, in mild steel/cast iron grade FG 150 construction designated by Type No. FACB-04 manufactured by M/s. Electroteknica Engineering Pvt. Ltd., Kolkata for use in Gas Group -I atmosphere only belowground Coal Mines– Renewal thereof.

 

Sir,

 

Please refer to your online application No.E-29021/41030/2021/Electrical (HQ) dated 29.10.2021, offline application No. DGMS/REN/JC/498 dated 22.07.2021 on the above subject and CIMFR test report nos. IN/CIMFR/TR20/1700 dated 24.07.2021 and BIS License No. CM/L– 5203645 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. 498 of 2003) granted vide this Directorate's letter No. 446/1701/EHQ dated 26.09.2003 for a further period of five years, i.e. up to 26.09.2026 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.

 

Your Sincerely,

(PRABHAT KUMAR)