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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 :- 62117 dated 05.02.2025

NO: E-29021|62117|2024|Electrical(HQ)                                                                                                                                                                                                                                         Dhanbad, Date: 05.02.2025

DGMS APPROVAL NO.- E_55019/6 of 2020 (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 apparatus as listed in Annexure-A associated with Roof Bolter, Model: CHDDR-HDDR-A, manufactured by M/s. Joy Global (UK) Ltd., conforming to IEC 60079-0:2017; IEC 60079-1:2014, and  IEC 60079-11:2011 for use in below-ground coal mines in India – Renewal Approval thereof.

Sir,

Please refer to your online application No. E-29021/62117/2024/Electrical (HQ) dated 11/11/2024 on the above subject & test reports and other documents submitted therewith in this regard.

I, in the exercise of powers conferred upon the 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_55019/6 of 2020) granted regular approval vide this Directorate's letter No. E-29021|89|2018|Electrical(HQ) dated: 25/02/2020 for a further period of two years, i.e. up to 25.02.2027 for use in belowground Coal Mines in India. 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.

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

Yours Sincerely,
(UJJWAL TAH)
Director General of Mine Safety - (HQ)
Date: 05.02.2025

                                                                                    Annexure ‘A’

List of Flameproof and Intrinsically safe electrical apparatus associated with Roof Bolter, Model: CHDDR-HDDR-A, manufactured by M/s. Joy Global (UK) Ltd. for use in coal mines in India under Regulation 208(3) of the Coal Mines Regulations, 2017 ( DGMS APPROVAL NO.- E_55019/6 of 2020).

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 motorratedat 37KW,550/1100V,4pole,1500 RPM,320T, Pump Motor

Baldor(ABB)

SIRA Certification Services, UK

IECEx SIR 09.0011X
2023-02-14

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

2

FLP enclosure for cable reel 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 reel to controller)

JOY

TÜV Rheinland Australia Pty. Ltd.

IECEx ITA 15.0016
2023-10-18

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

4

Connection/Switch Box, Type5100002582,240V,50A, EmergencyStop

JOY

Ex Testing & Certification Pty. Ltd., AUS

IECEx ITA 10.0002X
2023-05-30

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

5

Interface Relay TX6661,8.5V/13V, housed inside FLP enclosure Model No. 5100016553

Housed Inside FLP enclosure- 5100016553, Sr no 16

6

FLPcontroller 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 Luminary, 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, 1100V, Model
5000016252,(Key/ Start/ stop 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 LED mining Luminary, type ML102, 110V, 15 W

Victor

SIRA Certification Services, UK

SIRA09ATEX1328
Sept-2021

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

10

Siren Model - HSHC, Alarm

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 Ltd.

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 Ltd.

Eurofins E&E CML Limited, UK

IECEx CML 21.0048X
2021-07-06

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

13

TX9042 Programmable SensorController

Trolex Ltd.

SGS Baseefa Limited, UK

IECEx BAS 15.0065X
2023-09-07

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

14

Isolating SwitchAmplifier,Type IM1-451-Ex-R,housed inside Main controller CT900

Turck

TÜV NORD CERT GmbH, Germany

IECEx TUN 06.0007X
2022-04-20

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

15

Global range of adaptors and blanking plug

JOY

Ex Testing & Certification Pty. Ltd., Australia

IECx ITA 07.0016U
2019-12-17

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

16

FLP enclosure for battery Back-unit, Model No. 5100016553,120V

JOY

CML, UK

IECEx CML 18.0112X,
 dated 2021-03-17

IEC 60079-0:2017;
IEC 60079-11:2014;
IEC 60079-11:2011

Yours Sincerely,
(UJJWAL TAH)
Director General of Mine Safety - (HQ)
Date: 05.02.2025
THIS IS A SYSTEM-GENERATED DOCUMENT AND DOES NOT REQUIRE ANY SIGNATURE.
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