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Contact : 9716003005
Email Us: info@shrminfra.com

telecom engineering services
We have a no. of professionals capable of doing activities like

BTS Installation and Commissioning activity
  • RFI survey
  • Material reception at the sites and checking as per packing list. Intimate to the customer in case of any deficiency.
  • Installation of GSM/CDMA /UMTS antennas on tower.
  • Clamping and Installation & routing of RF feeder cables from Shelter to Antenna.
  • Grounding the Antenna and RF cables at appropriate place.
  • Ensuring no sharp bend on RF cables
  • Fixing OGB
  • Weather proofing
  • Grouting the BTS
  • Extending, power cables, E1 cables, grounding cables, alarm cables to BTS
  • Fixing IGB and extending grounding to all peripheral equipment
  • Fixing DDF
  • Installation of Battery bank and rectifier
  • Installation of internal cable try
  • Installation of indoor jumpers
  • Checking VSWR
  • Switching on the equipment
  • Commissioning the equipment as per defined procedure
  • Power measurement
  • Filling the check list and execution of quality audit
BTS Integration
  • Integrate the BTS to corresponding (BASE STATION CONTROLLER) BSC
  • Test call for every time slot
  • Test external alarms
Installation of MSC, BSC, & STP equipments

Upgrading the existing BTS/BSC/MSC with new version

MW Installation and Commissioning activity
  • RFI check at near end and far end
  • Material reception at both ends and checking as per packing list and intimate the customer in case of deficiency.
  • Assembling and hoisting of MW antennas & radios on tower in both ends.
  • Clamping and routing of IF cables from Shelter to Antennae in both ends.
  • Fixing Transmission rack if required in both ends.
  • Installation & commissioning of IDUs in shelters.
  • Alignment of MW antennas till we achieve (RSL)required signal level.
  • Grounding, weather proofing and labeling all cables in both ends
  • Acceptance test
O & M Services

Services include
  • BTS Equipment Maintenance
  • Tower Maintenance
BTS Equipment Maintenance

BTS equipment maintenance includes preventive, corrective and breakdown maintenance of all BTS equipments Electronic Equipment
  • Power measurement
  • Voltage standing wave ratio measurement
  • Connectarization check(tightening of nuts & bolts, cables, isolators)
  • Antenna alignment
  • Card replacements
Tower Maintenance

Scope of work includes
  • Tower lights: Checking of tower lights, dismounting if faulty and mounting the repaired/new bulbs and/or holders
  • Feeder and power cables between RR station and Tower: Checking cables and couplings for breakage, loose fittings, and other faults and replacing /rectifying them.
  • Antenna: Checking for any possible antenna faults, dismounting if faulty and mounting the repaired new antenna.
  • Antenna alignment: Checking for antenna misalignment and correcting it
  • Tower nut/bolts: Checking tower nuts bolts etc. and replacing those that are rusted/tightening those that are loose.
  • Other associated works: Includes tracing the fault location and cause of faults and rectifying them; removing insects, bee hives, bird nest, etc, from the tower.

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