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NO: E-29021|30848|2021|Electrical(HQ) Dhanbad, Date: 19/06/2021
DGMS APPROVAL NO.- 780 of 2021
From
Chief Inspector of Mines &
Director General of Mines Safety
Directorate General of Mines Safety,
Dhanbad - 826 016.
To
Shri Sajid Mukhtar,
Roter Precision Instruments Pvt Ltd,
261, Old Tehsil, Idgah Crossing,
Opposite Dwarka Mandir, Kashipuri Chowk,
Delhi-Dehradun Main Road, Roorkee - 247667 (Uttaranchal).
Sub: Approval under Regulation 208(3) of the Coal Mines Regulations, 2017 for Intrinsically Safe Hand Held 3D Laser Scanner Model Z+F Imager 5006EX manufactured by M/s. Zoller + Frohlich, Germany conforming to EN 60079-0:2006, EN 60079-1:2007 and EN 60079-11:2007 for use in below ground coal mines– Regular approval thereof.
Sir,
Please refer to you online application No.E-29021|30848|2021|Electrical(HQ) dated 11.05.2021 and other documents submitted there within 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 and in reference to Field Trial approval issued vide letter No. E-29021/30604/2020/EHQ dated 09.10.2020, Dekra Test & Assessment report no. BVS PP 09.2090 EG dated 14.07.2010 and based on the performance report received from M/s. Bharat Coking Coal Limited., hereby accord the approval (DGMS Approval No. 780 of 2021) for a period of five years, i.e. up to 19.06.2026 for use in belowground coal Mines with the condition mentioned in Annexure-I.
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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Your faithfully,
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(PRABHAT KUMAR)
Chief Inspector of Mines &
Director General of Mines Safety
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Enclosure: Annexure – I.
Annexure-I
Conditions for Approval under Regulation 208(3) of the Coal Mines Regulations, 2017 for Intrinsically Safe Hand Held 3D Laser Scanner Model Z+F Imager 5006EX manufactured by M/s. Zoller + Frohlich, Germany conforming to EN 60079-0:2006, EN 60079-1:2007 and EN 60079-11:2007 for use in below ground coal mines.
1. Every unit shall carry conspicuously in a permanent manner the aforesaid identification mark, i.e. ‘DGMS APPROVAL NO. 780 of 2021.
In addition, every unit shall also carry permanently this Directorate’s approval mark, as below:
2. The design of the electrical circuit shall not be changed without obtaining prior approval from this Directorate.
3. Spare parts shall be made readily available to the user as and when required for proper maintenance of the equipment.
4. (a) The customer shall be supplied the copy of this approval letter, the test report from the testing laboratory with the lab certified drawing , an extract of the condition & special conditions, maintenance schedule, if any, recommended by the testing laboratory in their test report(s) so as to maintain safety features of apparatus/equipment.
(b) The customer shall also be provided a copy of factory test report along with drawings, instruction manual on the installation, operation and maintenance of the equipment and spares parts catalogue at the time of delivery of the equipment, if any.
5. The user shall furnish the performance report of the equipment directly to this Directorate after one (01) year of actual use.
6. Any modification to the equipment that might be considered necessary at a later date shall be effected upon being so directed by this Directorate.
7. While seeking renewal of approval, valid BIS license in the case of Indian manufacturers and in case of foreign manufacturers, QAR/QAN, as may be applicable shall be submitted and the same shall remain valid as long as the apparatus is manufactured and marketed.
8. An officer of this Directorate may at any time draw a sample either from the factory or from the user and get it tested at the cost of the manufacturer. If the test reports are not satisfactory, this approval shall be deemed to be suspended.
9. If there occurs any revision of standards applicable to the product/equipment , the manufacturer shall get the product/equipment tested as per revised standards and submit test reports to the customer for information and to this Directorate for further approval/renewal.
10. The approval of the subject equipment is with regard to Ex standards mentioned herein. Other relevant standards applicable for assessment of its electrical parameters required under type test have not been taken into consideration.
11. All circulars/general approvals issued by DGMS from time to time, relevant to the equipment shall also be complied with.
12. Equipment shall be marked 'x' in accordance with Clause 29.3 of IS/IEC 60079-0:2011.
13. Manufacturer and user shall take the following additional precautions:
a). Equipment shall be transported to mine manually in a wooden / leather box.
b) Equipment shall not be stored / kept in mine. It should be shifted to surface immediately after scanning / completing the work.
c) Equipment shall not be used in severe condition and dangerous location in mine.
d) Equipment shall be used and scanning shall be done only in presence of statutory and competent person of the mine.
e) SOP shall be prepared and strictly followed while using the equipment.
14. The approval is accorded for a period of five (05) years, i.e. up to 19.06.2026
15. The equipment manufactured subsequently shall be identical to the proto type tested at Dekra Test & Assessment report no. BVS PP 09.2090 EG dated 14.07.2010.
16. At the time of applying for renewal, details of supply with name of mines, purchase order and date shall be furnished with the application.
17. If at any time any of the conditions subject to which this approval has been granted, is violated or not complied with, this approval shall be deemed to have been revoked with immediate effect.
18. The above approval may be amended or withdrawn at any time, if considered so necessary in the interest of safety and is being issued without prejudice to any other provisions of law which may be or may become applicable at any time.
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