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  • भारत सरकार
  • GOVT. OF INDIA
  • श्रम एवं रोजगार मंत्रालय
  • MINISTRY OF LABOUR AND EMPLOYMENT
  • खान सुरक्षा महानिदेशालय
  • DIRECTORATE GENERAL OF MINES SAFETY

Application

Approval Letter View

Approved No :- DGMS APPROVAL NO.-E_21115/1

NO: E-29021|20156|2018|Electrical(HQ)

Dhanbad, Date: 04/09/2018

DGMS APPROVAL NO.-E_569/2008

From

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

To

M.G.RAO, EIMCO ELECON (I) LTD.,, EIMCO ELECON (INDIA) LTD., Anand Sojitra Road, Vallabh Vidyanagar - 388120 Gujarat, India.
Gujarat, Anand, Anand, 388120

Sub:  Renewal for DGMS approval no 569 of 2008

Dear Sir,

DGMS approval no 569 of 2008 under regulation 181(3) of the coal mines regulations , 1957 for the flameproof and intrinsically safe electrical and other approved items to be associated with model -912 CH Coal Hauler (as mentioned in annexure -B) manfactured by M/S EIMCO ELECON (India) Ltd. , Vallabh Vidyanagar -388 120 (Gujarat) for use in below-ground coal mines -renewal thereof.

Letter no ref: EIM/ENGG/KT/1506/DGMS/0001 Date 15-06-2018.

 

 

Your Faithfully,
(Maheswara Reddy Kanala)
Dy. Director of Mine Safety - Dhanbad (HQ)
Date : 04/09/2018
THIS IS A SYSTEM GENERATED DOCUMENT, DOES NOT REQUIRE ANY SIGNATURE.
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Renewal Letter View

Approved Renewal No :- Ren_E_1
NO: E-29021|20156|2018|Electrical(HQ) Dhanbad, Date: 31/10/2018
 
From
Director General of Mines Safety
Directorate General of Mines Safety,
P.O & Distt: Dhanbad - 826 016.
 
To
M.G.RAO, EIMCO ELECON (I) LTD.,, EIMCO ELECON (INDIA) LTD., Anand Sojitra Road, Vallabh Vidyanagar - 388120 Gujarat, India.
Anand, 388120
 

Sub:  Renewal of DGMS approval no. 569 of 2008 under Regulation 208(3) of the Coal Mines Regulations, 2017 for flameproof and intrinsically safe electricals items to be associated with model-912 CH Coal Hauler (as mentioned in Annexure-B) manufactured by M/s. EIMCO ELECON (India) Ltd., Vallabh Vidyanagar, Gujarat for use in belowground Coal Mines.

IDENTIFICATION MARK
 Approval Number: DGMS APPROVAL NO.-E_569/2008/1 BIS License: Not applicable
Equipment Name :Model - 912 CH Coal Hauler
Validity StartDate: 03/05/2018 Validity EndDate:02/05/2020 
Dear Sir

Please refer to your letter No. EIM/ENGG/KT/1302/DGMS/0001 dated 15.06.2018 and subsequent correspondence thereupon the above subject.

Based on DGMS approval no. 569 of 2008 issued by this Directorate’s letter no. 321/993/EHQ dated 02.05.2008, BIS Licence no. CM/L-1988182 and above test report under reference, I hereby renew the approval upto 02.05.2020 from the date of expiry i.e. 02.05.2018 for use in belowground Coal Mines, subject to compliance with conditions stipulated in the original approval as well as annexure enclosed with this renewal letter.

Please note that application for renewal should be made at least three (03) months before the date of expiry of the approval.

Your Faithfully,
(Prasanta Kumar Sarkar)
Director General of Mine Safety - (HQ)

       Annexure-A

 

Conditions for renewal of DGMS approval no. 569 of 2008 under Regulation 208(3) of the Coal Mines Regulations, 2017 for flameproof and intrinsically safe electricals items to be associated with model-912 CH Coal Hauler (as mentioned in Annexure-B) manufactured by M/s. EIMCO ELECON (India) Ltd., Vallabh Vidyanagar, Gujarat for use in belowground Coal Mines.

  1. Every model-912 CH Coal Hauler shall carry conspicuously in a permanent manner the aforesaid identification mark, i.e. “DGMS APPROVAL NO. 569 of 2008 renewed by this Directorate’s letter.
  1. In addition, every unit shall also carry permanently this Directorate’s approval mark, as below:

  1. In the nameplate marking shall be in accordance with the applicable requirements of the relevant standards.
  1. (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.

  1. Spare parts shall be made readily available to the user as and when required for proper maintenance of the equipment.
  1. (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.

  1. The user shall furnish the performance report of the equipment directly to this Directorate after one (01) year of actual use.
  1. Any modification to the equipment that might be considered necessary at a later date shall be effected upon being so directed by this Directorate.
  1. 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.
  1. 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.
  2. The cable entry devices, threaded adaptors and stopping plugs shall be suitable for the equipment and be considered as a part of equipment (not a component).  The cable 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.
  1. 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.
  1.  All circulars/general approvals issued by DGMS from time to time, relevant to the equipment shall also be complied with.
  1. The user shall maintain coordination with the supplier/manufacturer to get themselves fully appraised of any difficulty with regard to the use, maintenance and operation of the equipment.
  1. Any replacement of part required for maintenance of the equipment which is directly or indirectly related to the flameproof features thereof shall be supplied by the manufacturer as and when required.
  1. The flameproof electrical equipment associated with the machine shall be checked by the Electrical Supervisor of the mine for their compliance as per standards.  The condition of cables in the machine shall be checked at the beginning of each working shift and the findings thereof entered in a bound-paged book maintained for that purpose shall be duly signed by the Electrical Supervisor with the date.
  1. (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.

  1. Spare parts shall be made readily available, as and when required for proper maintenance of the equipment.
  1. Any failure in the equipment shall be intimated to this Directorate.
  1. In case of any permissible variations issued from this Directorate, they shall also be read along with this letter and the original approval letter.
  1. The relevant provisions of the Central Electricity Authority (Measures relating to Safety and Electric Supply) Regulations, 2010 shall be complied with in all matter relating to the installation, operation and maintenance of the equipment.
  1. The plug and socket assembly affixed to the motors/panel, if provided, will be so interlocked as to prevent withdraw of plug from the socket while alive.
  1. The fire resistant hydraulic fluid shall conform to the standards and parameters as prescribed in the DGMS/Mech/Tech.Cir (Approval) No. 02, Dhanbad, dated 13.02.2015.
  1. All covers, doors/access covers of the electrical equipment mounted on the machine, the opening removal of which may expose live internal conductors thereon shall have warning instructions either raised lettering or by other suitable means against such opening/removal or covers, doors and access covers without isolating supply of energy to the equipment from its source.
  1. The Audio Visual Alarm used in the machine shall conform to the standards and parameters as prescribed in the DGMS Tech. Circular (Electrical), Approval No. 21 dated  05.10.2015.
  1. The cable reel drum if provided the cable shall be checked for damages/injuries at least once in each shift the Electrical Supervisor of the mine and the observations made thereof entered into a bound-page book which shall be duly signed by him and dated.  The cable shall not be used until such time as the same has been properly repaired.
  1. The users in consultation with the manufacturer, shall frame a code of practice for the control and guidance of persons employed for the installation, operation and maintenance of Model-912 CH Coal Hauler and associated equipments, as well as for prevention of accident and to provide safety, health, convenience and discipline of persons so employed.  The code of practice duly approved by the concerned zonal office of this Directorate shall be strictly complied with.
  1. The high pressure hydraulic hoses supplied with the machine shall conforme to the standards and parameters as prescribed in the DGMS/Mech/Tech.Cir (Approval) No. 04, Dhanabd, dated 13.02.2015.
  1. The cables in Machine shall conform to requirement of provisions of the DGMS Tech. Circular (Electrical) No. 12 dated 25.05.2015 and DGMS Tech. Circular (Electrical) Approval No. 01 dated 19.02.2016 in addition to the special requirement, if any, specifically for the safe operation of the machine.
  1. The personnel who may be entrusted with the responsibility for the use, maintenance and operation of the machine shall be given adequate training for so much of the work may be enjoined on them.
  1. The approval is renewed upto  02.05.2020  from  the  date  of  expiry i.e.  02.05.2018.
  1. At the time of applying for renewal, details of supply with name of mines, purchase order and date shall be furnished with the application.
  1. 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.
  1. 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.
(Prasanta Kumar Sarkar)
Director General of Mine Safety - (HQ)

Annexure-B

Details of flameproof and intrinsically safe electricals items to be associated with model-912 CH Coal Hauler manufactured by M/s. EIMCO ELECON (India) Ltd., Vallabh Vidyanagar-388 120 (Gujarat)  vide DGMS approval no. 569 of 2008 renewed by this Directorate’s letter.

 

Sl. No

Description of the apparatus

Name of the Manufacturer

Approval No.

Test Certificate No. And date

IS/IEC Standard as per test certificate / Approval

1.

FLP Electric Motor rated 75 KW, 415/525V electric motor in base frame size E250L with restrained plug and socket

Crompton greaves Ltd

 

Or

M/s Laxmi Hydraulics

79 of 1974

 

559 of 2007

ERTL(E)/TES/C184/0019/05-12

dated 23.05.2012

ERTL(E)/TES/L077/0006/02-12

dated 21.03.2012

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007,

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007

2.

FLSS type float switch assembly

Eimco Elecon (I) Ltd

35 of 1987

CIMFR/TC/SR/1291

dated 21.12.2011

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007,

3.

FLSS type Temperature switch assembly

Eimco Elecon (I) Ltd

 

35 of 1987

CIMFR/TC/SR/1291 dated 21.12.2011

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007, CIMFR Gas Gr.I,

4.

FLSS type Limit switch assembly, as called as Dump valve switch, change over switch, Man in position switch

Eimco Elecon (I) Ltd

 

35 of 1987

CIMFR/TC/SR/1290 dated 21.12.2011

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007, CIMFR Gas Gr.I,

5.

FLP/ WP push button station / junction box model EEEL100

Eimco Elecon (Electricals) Ltd

571 of 2008

ERTL(E)/TES/E248/0024/01-11

dated 21.09.2011

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007

 

6.

FLP Power Distribution Board -PDB

Eimc Elecon (Electrical) Ltd.

705 of 2015

CIMFR/TC/P/1574 dated 27.03.2014

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007

 

7.

Isolator(FLP junction box) Type JB-1

or

FLP Lighting transformer up to Max 500VA.

M/s Mine line

 

 

M/s Mine line

297 of 1989

 

300 of 1989

ERTL(E)/TES/M056/0045 /01-12

dated 13.02.2012

ERTL(E)/TES/M056/0046/01-12

dated 14.02.2012

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007,

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007

8.

FLP Cable reel model 250 with plug and socket assly rated up to 200A and 1100V

Eimco Elecon (I) Ltd

288 of 1998

CIMFR/TC/P/H287 dated 01.08.2014

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007,

 

9.

FLP/WP Head light type EEEL-HL-301

Eimco Elecon (Electricals) Ltd

572 of 2008

ERTL(E)/TES/E248/0023/09-11

dated 21.09.2011

IS/IEC 60079-0:2004 &

IS/IEC 60079-1:2007,

 

(Prasanta Kumar Sarkar)
Director General of Mine Safety - (HQ)
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