Recent Search Keywords

Li-ion Revolution in Telecom

2022 – Nearly all of the world will be on mobile

202350% increase in data traffic on mobile

20254G & 5G networks in 3/4th of the world

Poor grid towers will rise as telcos are growing faster than infra

1GWh and 5 years of telecom Li-ion experience

Integrated power + battery solutions experience

+1GWh

Smart Li-ion Solutions

Exicom’s superior Lithium Iron Phosphate prismatic Al can cells provide superior performance with highest safety and stability. Fully automated & robotic manufacturing technology help maintain amazing consistency of performance. Use of advanced materials in anode and cathode ensure long cycle life while ceramic separators ensure good thermal resistance. With more than 2Gwh of deployment of such cells, you can trust us for your energy needs.


Benefits of Li-ion Battery

High Power
Wide Temperature Range
Compact Size
Long Cycle Life

Advanced BMS

Over-current protection
Over-charge protection
Over-discharge protection
Water protection
Broken wire protection
Battery logs
Temperature protection
Pre-discharge
Short circuit protection
Power device fault protection
Voltage equalization
Secondary protection for battery faults
Dual battery discharge management
Dual battery charge management

Integrated Solution

Witness the power of integration! To derive maximum benefits out of Li-ion batteries and make it truly no compromise assets, we have done software based integration with our DC Power Systems allowing for advanced current control & additional safety features which increase utilization and life or battery assets by over 50%

Our Key Building Blocks

48V / 100Ah Li-ion module

  • Module: 100Ah, cells in 1P15S configuration; LFP chemistry
  • Voltage range: 48V (nominal), 42 - 56 Vdc
  • Energy: 4.8kWh (@25C, 0.5C charge / 1C discharge)
  • Nominal current: 50A (charge); 100A (discharge)
  • Peak current: 100A (charge); 150A for 10 sec (discharge)
  • Communication: RS485
  • Cycle Life: 3,000 cycles @35C, 0.5C charge / 1C discharge and 80% DoD
  • Working temperature: 0 to 50C for charge;  -10 to 60C for discharge
  • Weight: 47 Kg
  • Dimensions (w x d x h): 482 x 400 x 225 mm

WCBMS

  • Central Battery Monitoring System (CBMS) for Energy Qb batteries
  • Monitors and logs data for up to 8 Li-ion modules
  • Provides 2 x RS485 interfaces for communicating to SMPS power plant and battery modules to do required current control & protections in normal and abnormal operating scenarios
  • USB and WiFi for user interaction (via mobile App), SD card access for performance data
  • Stores module & cell parameters periodically and on event – up to 5,000 alarm events
  • Operating Voltage: 33 – 60 Vdc
  • IEEE 802.11 b/g, 2.4GHz, hot spot, WPA/WPA2 PSK security
  • LED indications for status information
  • A companion mobile app is available for Android phones for users to do comprehensive monitoring and control of battery system

Android Mobile App

  • Mobile App for comprehensive monitoring and control of Energy Qb Li-ion battery system at a telecom site
  • User friendly and easy to use application with superior UI
  • Real time status of all modules on home page, individual module data (including cell level data) on a single click
  • Protection & alarm settings with privilege access rights
  • Synchronization of site inventory with central data base
  • App can fetch latest firmware from server and upload the same to CBMS
  • Customer can log complaints directly from site using mobile app
  • User can email current alarms, alarm history and important system parameters to central server for analysis by support staff or OEM

Our Applications

Li-ion battery system for base station sites
  • Long life, compact, modular and reliable Li-ion batteries for indoor or outdoor telecom sites
  • Can directly replace current lead acid batteries with 2x better TCO
  • Solutions from 4.8kWh to 38.4kWh using Energy Qb 48V/75Ah or 48V100Ah modules
  • 3,000 cycle life @35C, 0.5C charge / 1C discharge and 80% DoD
  • Operations up to 50 degree ambient temperature making aircon redundant
  • Intelligent BMS ensuring optimized performance and protection under any abnormal scenario
  • Proprietary SMPS power plant communication for current control for safety and long life
  • Hot swappable battery resulting in no downtime during maintenance
  • User interface and control via CBMS for real time status monitoring, alarm management, log access etc.
Li-ion battery system for central offices
  • Long life, compact, modular and reliable Li-ion batteries for central offices
  • Can directly replace current lead acid batteries with 2x better TCO
  • Solutions consists of 6 x 48V, 100Ah modules which make up 28.8kWh 48V rack systems and up to 6 such systems can be further paralleled to make max. 173kWh 48V battery systems
  • Multi-layer (module level, rack level) BMS to do current sharing and control between individual modules in a rack and between paralleled racks. BMS also provides all required protections under normal or abnormal operating scenarios
  • 3,000 cycle life @35C, 0.5C charge / 1C discharge and 80% DoD
  • Standard 0.5C charge rate and up to 1C discharge rate
  • Operations up to 50 degree ambient temperature making aircon redundant
Li-ion Battery for CDC sites
  • Long life, compact, modular and reliable Li-ion batteries for CDC applications
  • Solution consists of Exicom power system + pre integrated Energy Qb Li-ion batteries in an optional outdoor cabinet
  • Higher cycling achieves significant Opex savings via lesser DG genset running and indirect DG related maintenance savings
  • Automatic trigger for DG genset On and Off via SMPS command based on battery voltage or SoC. Fast charge (up to 1C) enabled DG genset to quickly charge the batteries
  • 3,000 cycle life @35C, 0.5C charge / 1C discharge and 80% DoD
  • Operations up to 50 degree ambient temperature making aircon redundant
  • Intelligent BMS ensuring optimized performance and protection under any abnormal scenario
  • Hot swappable battery resulting in no downtime during maintenance
  • Remote monitoring & control including daily run hours, energy usage via grid, DG and battery to monitor savings

Case Studies

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