Flameproof floodlight type PA-3 (SAIT Mine Line)

iviiaiscry oi Labour & Employmenc Directorate General of Mines Safety Speed Post -2017 No.

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

Shri Dhrubo Mukerjee - Director M/s. Sait Mine Line Pvt. Ltd.

52, Golf Club Road Kolkata-700 033.

Sub:

Ref:

Renewal of DGMS approval No. 454 of 1997 under Regulation 181 (3) of the Coal Mines Regulations, 1957 for flameproof floodlight, type No. PA-3 suitable for 55/60 W (incandescent) or 80/55 W (Halogen) lamps at a voltage 12/24 V (max.) or 100 W (Halogen) at 24 V manufactured by M/S SAIT Mine Line Pvt. Ltd., Kolkata conforming to IS/IEC 60079-1•.2007 and IS/IEC 60079-0:2004 for use in belowground Coal Mines-renewal thereof.

CIMFR test report No. CIMFR/TC/SR/1304 dated 27.122012.

IDENTIFICATION MARK DGMS APPROVAL NO. 454 of 1997 Dear Sir, Please refer to your letter No. SMPL/DM/D1/17/1 dated 04.64.2017 and subsequent correspondence thereupon the above subject.

Based on DGMS approval No. 454 of 1997 issued by this Directorate's letter No.

333/971/FHO_ dated 2011 1997 BTS Licence (Vo 5805260 test report reference, I hereby renew the approval upto 03.05.2019 from the date of expiry i.e.

from 03.05.2017 for use in belowground Coal Mines, subject to compliance with conditions stipulated in the origir(al approval as well as annexure enclosed with this renewal letter.

Please note that application for renewai should be made at least three (03)

months before the date of of the Enci . Annexure Yours faithfully, (Prasanta Kumar Sarkar)

Director General cf Mines Safety Annex DCMS approvai 454 of 1937 renewed bv this Directorate's letter is!

.]EHO_ Ccnditions for renewal of DGiViS approval No. 454 of 1997 under Regulation 181 (3) of the Coal Mines Regulations, 1957 for flameproof tune PS 3 ,-oj ± 3/60 J C v/ SS (,-iaioaen) vo;cage L 2/24 V (rnax) or IOC W at 24 V manufactured by M/S SAIT Mine Line Pvt. Ltd., Kolkata conforming to JS/IEC 60079-1:2CC7 iS/iEC 60079-0:2004 for use in belowground coal Mines-renewal thereof.

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(i) Every unit shall carry conspicuously in a permanent manner the aforesaid identification mark, i.e. 'DGMS APPROVAL NC. 454 cf 1997 renewed vide DGMS 'ecter . .../EHQ dated..

In addition, every unit shall also carry permanently this Directorate's approval mark as given below:

GOIT

(ii) In the nameplate marking shall be in accordance with the applicable requirements of the relevant standards.

(a)The design of the electrical circuit shall not be changed without obtaining prior approval from this Directorate.

(b)Conspicuous warning inscriptions against opening the cover of the main enclosure or of any apparatus which gives access to the flameproof enclosures on live parts or which is designed to receive cable attachment unless the supply to the unit is isolated at source, shall be affixed permanently on the respective part to ensure that all live parts within the unit are made dead and safe.

Spare parts shall be made readily available to the user as and when required for proper maintenance of the equipment.

(a) The customer shall be supplied the copy of this approval letter, the test repoit 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) ,iiaincain safety features of apparacusiequiprnent.

(b) The customer shall aiso 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 The user shall furnish the performance report of the equipment direct!)' tc this Directorate after one (01) "year of actual use.

Any modification to the equipment that might be considered necessary at a later date shall be effected upon being so directed by this Directorate.

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.

ff the test reports are not satisfactory, this approval Shai! be deemed tc be suspended.

Contd. P-2 8.

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-2- Tf there occurs any revision of standards applicable to the product/equipment, the manufacturer shali get the product/equiprnent tested as per revised standards and test repojts the cusccrner for infcrrneticn end cc this Directorace for further apprcvat/reney,i!?!, Che cao;e entry' ctevices, treader;

the equipment and be considered as a part of equipment (not a component). The cabie entry device and cabling methods used shall be suitable for their intended duty and for the special type of cable used in mining. Such cable entry devices shall be duly certified as per relevant IS/IEC standards.

The renewal OF the subject equipment is with regard tc Ex standards mentioned herein. Other reievant standards applicable for assessment of its eiectrica;

parameters required under type test have not been taken into consideration.

All circulars/general approvals issued by DGMS from time to time, relevant to the equipment shall also be complied with.

In case of any permissible variations issued from this Directorate, they shall also be read along with this letter and the original approval letter.

While seeking renewal of approval, va'id 81S 'it-ense in the case of Indi?r 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.

The approval is renewed 1.! to 12,02.2019 from the date cf ex i i.e. from 12.02.2017.

The equipment manufactured subsequently shall be identical to the proto type tested at CIMFR vide test certificate No. CIMFR Test Report no. CIMFR/TC/SR/1304 dated 27.12.2012.

At the time of applying for renewal, details of supply with name of mines, purchase order and date shall be furnished with the application.

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.

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 tc any other provisions of lavv which may be or may become applicable at any time, (Prasanta Kumar Sarkar)

Director General of Mines Safety