No of Pages. Issue No. Issued By: Approved By: Date of Issue No of Pages Issued by: Approved By: Date of Issue 11 01 T&D, Circle CGM T&D Circle 19-03-2005 NIL
Amendment No (If Any)
Restricted use by BSNL Employees only
BHARAT SANCHAR NIGAM LIMITED (A Govt. of India Enterprise)
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TECHNICAL & DEVELOPMENT CIRCLE, SANCHAR VIKAS BHAWAN, RESIDENCY ROAD, JABALPUR, MP-482001
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ENGINEERING INSTRUCTIONS
Power Plants & Batteries SMPS / D– 004
SMPS POWER PLANT (Model RMPS N X 100A / D) ITI 600 Amp
1.0
SCOPE This EI describes in general the salient features of SMPS power plants and in particular ITI 600Amp.Capicity RMPS N X 100 A/D Model. 2.0 Introduction: The System shall be capable of meeting the load requirements for various telecom equipment in Rural areas or Urban areas. The systems should be expandable at rack level itself or by additional rack using the basic FR/FC modules of the same rating. The prescribed FR/FC ratings are 6.25A,12.5A,25A,50A,100A,200A. Rural System: These type of systems are for smaller loads, which are normally installed in rented buildings where the roof height is not as per standard equipment room. These systems are normally required to work at unattended stations. The systems using basic modules of rating up to 50A are envisaged for this application. • Urban systems: These type of systems are to cater for the needs of larger loads. The systems using the basic modules of rating 50A, 100A,and 200A are envisaged for this application. System shall consist of a Distribution/Switching/alarm arrangement (DSA) & Float Rectifier-cumChargers (FR/FCs) in a rack. • It shall
References: • Generic Requirements no. GR /SMP-01/04, FEB 2001. • Instruction and Maintenance Manual of ITI Ltd for SMPS Model no. RMPS N X 100 A/D of Ultimate Capacity 600Amp. • GR/SMP - 01/05, JAN’ 2005 BHARAT SANCHAR NIGAM LIMITED A Govt of India Enterprises Restricted to Telecom Staff