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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 :- 61931 dated 30.08.2024

NO: E-29021|61931|2024|Electrical(HQ)                                                                                                                                                                                                                                                                                                                                                                                  Dhanbad, Date: 30.08.2024

DGMS APPROVAL NO.-E_17064/6 of 2019(Renewal Approval)

From

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

To

PRASENJIT MAITY, Joy Global (UK) Limited, JOY GLOBAL (UK) LIMITED 4 SWANWICK COURT ALFRETON DERBYSHIRE - DE55 7AS
Derbyshire, ALFRETON, ALFRETON, 0

Subject:   Approval under Regulation 208 (3) of the Coal Mines Regulations, 2017 for Flameproof and Intrinsically Safe electrical equipment (as mentioned in Annexure-A) associated with Roof Bolter, Model: RR II, manufactured by M/s.Fletcher Mining Equipment, USA conforming to IS/IEC 60079-0-2017, IS/IEC 60079-1-2014 and IS/IEC 60079-11-2011, for use in belowground Coal Mines in India- Renewal thereof.

Sir,

Please refer to your online application No. E-29021/61931//2024/Electrical (HQ) dated 31.05.2024 on the above subject & 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. E_17064/6 of 2019) granted vide this Directorate's letter No. NO: E-29021|82|2018|Electrical(HQ) dated 22.07.2019 for a further period of two years, i.e. up to 22.07.2026 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 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 the approval.

Your Sincerely,
(PRABHAT KUMAR)
Director General of Mine Safety - (HQ)
Date : 30.08.2024

Annexure-A

List of Flameproof and Intrinsically safe electrical equipment associated with Roof Bolter, Model: RR II manufactured by M/s. Fletcher Mining Equipment, USA for use in belowground Coal Mines in India under Regulation 208(3) of the Coal Mines Regulations, 2017

Sl. No.

Description of electrical equipment

Manufacturer

Testing Laboratory

Test Report No. & Date

Standard to which the test is conducted

1

FLP 3 Phase, induction motor rated at 37KW,1100V, 4 pole, Pump Motor

ABB

SIRA Certification Services, UK

IECEx SIR 09.0011X
2019-06-06

IEC 60079-0:2017;
IEC 60079-1:2014

2

FLP enclosure for cable reeler rated at 300A, 1100V

JOY

SIRA Certification Services, UK

IECEx CML 23.0084X
2023-08-01

IEC 60079-0:2017;
IEC 60079-1:2014

3

Connection Box, 5100019785, 1100V, (Cable reeler to controller)

JOY

TÜV Rheinland Australia Pty. Ltd.

IECEx ITA 15.0016
2019-03-08

IEC 60079-0:2017;
IEC 60079-1:2014-06

4

FLP connection/Switch box, 240V, 5100002582

JOY

Ex Testing & Certification Pty. Ltd, Aus

IECEx ITA 10.0002X
2023-05-30

IEC 60079-0:2017;
IEC 60079-1:2014-06

5

FLP Switch/connection Box
(Start/Stop Box), 240V

JOY

Eurofins E&E CML Limited, UK

IECEx CML 16.0002
2023-10-31

IEC 60079-0:2017
IEC 60079-1:2014

6

FLP controller station type CT900, rated 1100V (Main controller)

EMIS

MASC, South Africa

IECEx ICS 23.0016U
2023-12-14

IEC 60079-0:2017;
IEC 60079-1:2014

7

FLP/WP LED mining Luminaire, type ML100, 12-24V AC/DC, (Head/tail lights)

Victor

Intertek Testing & Certification Ltd, UK

IECEx ITS 08.0012
2022-05-10

IEC 60079-0:2017;
IEC 60079-1:2014

8

Switch Connection Box (Key Switch), 1100V, Model 5000016252 (Key Switch)

JOY

Eurofins E&E CML Limited, UK

IECEx CML 16.0002
2023-10-31

IEC 60079-0:2017;
IEC 60079-1:2014

9

FLP/WP fluorescent Luminaire, model ML102, 110V, 15W
Area light

Victor

SIRA Certification Services, UK

SIRA09ATEX1328
Sept-2021

EN IEC 60079-0:2018;
IEC 60079-1:2014

10

Siren Model - HSHC,

Hytronic

MASC, South Africa

IECEx ICS 17.0003X
2023-10-25

IEC 60079-0:2017;
IEC 60079-1:2014;
IEC 60079-11:2023

11

STX-3261 Methane SENSOR

Trolex

ERTL, Kolkata

ERTL(E )/TES/T238/0003/01-22/NABL
2022-02-21

IEC 60079-0:2017;
IEC 60079-11:2011

12

IS Power supply, BBU TX6648, 7.5V/12V (Battery Back-up Unit)

Trolex

Eurofins E&E CML Limited, UK

IECEx CML 21.0048X
2021-07-06

IEC 60079-0:2017;
IEC 60079-11:2011

13

TX9042 Programmable Sensor Controller

Trolex

SGS Baseefa Limited, UK

IECEx BAS 15.0065X
2023-09-07

IEC 60079-0:2017
IEC 60079-11:2023

14

Isolating Switch Amplifier, Type IM1-451-Ex-R

Turck

TÜV NORD CERT GmbH, Germany

IECEx TUN 06.0007X
2022-04-20

IEC 60079-0:2017;
IEC 60079-11:2011

15

Audio Visual Alarm (AVA) for Methane, TX6831

Trolex

CSA Group Testing, UK

Sira 99ATEX2152X
2022-04-14

EN IEC 60079-0:2018;
EN 60079-11:2012

(Note: In the original regular approval No.No. E_17064/6 of 2019) granted vide this Directorate's letter No. NO: E-29021|82|2018|Electrical(HQ) dated 22.07.2019, the apparatus at sl.no.4 i.e. FLPconnection/Switchbox, TypeMA001012-0018,240V (Machine stopswitch) has been replaced with the apparatus as mentioned at sl.no.4 in the above table i.e. with FLP connection/Switch box, 240V, 5100002582. The replacement apparatus was subjected to field trial vide application no. 40906 dated 15.09.2021 and after successful field trial regular approval was accorded vide letter no. 61863 dated 20.06.2024 (DGMS approval no.832 of 2024).

Your Sincerely,
(PRABHAT KUMAR)
Director General of Mine Safety - (HQ)
Date : 30.08.2024
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