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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.- 538 of 2005

NO: E-29021|30782|2021|Electrical(HQ)               Dhanbad, Date: 08.04.2021
 
From
Chief Inspector of Mines & 
Director General of Mines Safety
Directorate General of Mines Safety,
Dhanbad - 826 016.
 
To
Shri Deepak Jain - General Manager (Mktg.)
M/s. Simplex Engineering & Foundry Works Pvt. Ltd.
65, Industrial Estate, Bhilai - 490 026 (Chhatisgarh).            
                                 
Sub:    Approval under Regulation 208 (3) of the Coal Mines Regulations, 2017 for Flameproof and Intrinsically Safe Electrical Equipments (as mentioned in Annexure-A) to be associated with Load Haul Dumper (LHD) Machine, Model D142/1500 manufactured by M/s. Simplex Engineering & Foundry Works Pvt. Ltd., Bhilai (Chhattisgarh) for use in belowground Coal Mines  – Renewal thereof.
 
Sir,
 
Please refer to your online application No. E-29021/30782/2021/Electrical (HQ) dated 02.03.2021 and offline application No. SI/MKTG/DGMS/LHD/1468 dated 24.06.2020 on the above subject & DGMS Approval / test report Nos. as per Annexure-A 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. 538 of 2005) granted vide this Directorate's letter No. 443/905/EHQ dated 18.07.2005 for a further period of five years, i.e. up to 18.07.2025 for use in belowground Coal Mines.  The conditions mentioned in the original approval and subsequent renewal letters shall be strictly complied with. 
 
Please note that application for renewal should be made at least three (03) months before the date of expiry of the approval.
 
Your faithfully,
(PRABHAT KUMAR)
Chief Inspector of Mines &
Director General of Mine Safety 
Annexure - A 
 
         List of Flameproof and Intrinsically Safe Electrical Equipment associated with Load Haul Dumper (LHD) Machine, Model D142/1500 manufactured by M/s. Simplex Engineering & Foundry Works Pvt. Ltd., Bhilai,             Chhattisgarh.
 
Sl. No.
Details of FLP, IS electrical equipment
Name of Manufacturers (M/s.)
DGMS approval no.
1.
FLP fan cooled squirrel cage induction motor in frame size-E225M rated at 60 HP, 550 V, 3 phase, 50 Hz
Crompton Greaves Ltd., Ahmednagar
80 Group-I of 1974
FLP fan cooled squirrel cage induction motor in frame size-LE225M rated at 60 HP, 550 V, 3 phase, 50 Hz
Kirloskar Electric Co. Ltd., Hubli
226 of 1982
2.
FLP/WP cable reeling drum with plug & socket model no.KRD-1 rated at 300 A, 1100 V, flameproof drum compartment of 5 band slip-ring
Kaysons Techno Equipment Pvt. Ltd., Gujarat
525 of 2005
3.
FLP Isolator & Control Box Type KIB-1 manuafactured by Kaysons Techno Equipment Pvt. Ltd.
Kaysons Techno Equipment Pvt. Ltd.
548 of 2006
4.
Float/Level Switch
Type KSW-E & KSW-B
Kaysons Techno Equipment Pvt. Ltd., Gujarat
505 of 2004  
529 of 2005
5.
Temperature switch
type-KSW-1A Type KSW-A
Kaysons Techno Equipment Pvt. Ltd., Gujarat
505 of 2004  
529 of 2005
6.
FLP limit switch type KSL-A
Kaysons Techno Equipment Pvt. Ltd., Gujarat
547 of 2006
7.
ON-OFF Switch type KPB2-A
Kaysons Techno Equipment Pvt. Ltd., Gujarat
505 of 2004  
8.
Start/stop (on/off) push button station type-KPBI-A
Kaysons Techno Equipment Pvt. Ltd., Gujarat
505 of 2004  
9.
FLP/WP head light type KHL-A & B
Kaysons Techno Equipment Pvt. Ltd., Gujarat
471 of 2000
10
Junction box type KJB1-A
Kaysons Techno Equipment Pvt. Ltd., Gujarat
505of 2004  
11.
Audio visual alarm with power unit 24 VAC/12
VDC for AVA
Electrical Equipment Corporation, Gurgaon
47 of 1990
(PRABHAT KUMAR)
Chief Inspector of Mines &
Director General of Mine Safety
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