• 6Pulse/ 12Pulse /IGBT based System
• Space Vector Modulation Technology
• Seismic Qualification
• EMI/EMC, EST compatibility
• CAN bus technology for bus paralleling (Redundant UPS)
• TCP / IP and GSM* (under development) connectivity
• Improved Input PF with PHF/AHF
• Input Current Harmonics < 5%
• High Diagnostic and Monitoring Facility
• Fault Diagnostic Units (Optional)

Salient Features of UPS system

• Space Vector Modulation Technology, DSP controlled

  Our UPS systems are designed on Space Vector Modulation algorithm for control of pulse width modulation. SVM technology ensures high reduction in Total Harmonic Distortion, low input current harmonics and improved input power factor (Near Unity)

• Inbuilt EMI Filter and Surge Suppressor

  Inbuilt EMI filter in the UPS system for reducing the high frequency noise that may cause interference with other devices.

• Monitoring and Control of UPS system
Keltron’s customized communication and monitoring features allows you to monitor the UPS system status, receive alarm alerts and control the systems from any distance

• Remote Monitoring through power management web option

  It is a SNMP based monitoring system which works with third party network management systems. The WebPages show status like UPS status, inverter status, charger status and load status. It shows real time values of parameters and alarms of UPS. Status changes and alarm occurrence are logged along with the parameters and time stamp. A log page is provided to view event logs and alarm logs. Settings for the system can updated through the settings page.

• TFT touch display
4.3 inch resistive touch display is provided for viewing parameters, status and alarms. Log pages will show logged data with time stamp. Time and date can be set through the settings page.
• Communication port

RJ45 connector is used for TCP/IP communication

• Design, manufacturing and installation of seismic qualified industrial and commercial UPS Systems ranging from (5KVA to 1000 KVA capacity, ), Chargers, Rectifiers (up to 3000A), inverters, ACVRs
• Design and execution of solar power projects. Includes site survey, project design and sizing to suit customer needs.
• Design of grid-tied / off-grid systems or a combination of both.
• MNRE approved Channel Partner and empanelled manufacturer of Solar PCU.
• Nodal agency for implementation of solar power projects of the Government of Kerala

• Design, manufacturing and installation of seismic qualified industrial and commercial UPS Systems ranging from (5KVA to 1000 KVA capacity, ), Chargers, Rectifiers (up to 3000A), inverters, ACVRs
• Design and execution of solar power projects. Includes site survey, project design and sizing to suit customer needs.
• Design of grid-tied / off-grid systems or a combination of both.
• MNRE approved Channel Partner and empanelled manufacturer of Solar PCU.
• Nodal agency for implementation of solar power projects of the Government of Kerala First in country to qualify IEEE 650 Standards.

• Installations of 1 MW battery charger for Indian Navy for charging of submarine batteries.
• High capacity UPS System and Battery Chargers for C&I Systems at more than 100 installations of M/s.NTPC, M/s.BHEL ,M/s.EIL ,M/s.RRVUNL, M/s.IEPL ,M/s.DB Power, M/s.CPCL ,State Electricity Boards & Process Industries.
• UPS and Battery Chargers for the instrumentation loads of Oil & Pipe line project of M/s Gas Authority of India Ltd, M/s.Mangalore Refinery and Petrochemicals Limited, M/s.ONGC.
• Active Filters Installed at M/s.IISC Bangalore, M/s.Technopark Trivandrum through C DAC, M/s.Indian Institute of Mining – Danbad, M/s.Bhavini Nuclear Project, Kalpakkam.
• First in the country to Design and Develop 500 KVA & 600 KVA UPS system qualifying Seismic ,EMI-EMC parameters for NPCIL at KAIGA, MAPS & RAPS.
• First in the country to Design & Develop 90 KVA UPS to RRC Kalpakkam
• Installed many solar PV power plants both off grid and grid tied ranging from 5KWp to 3.3Mwp. Successfully installed 10,000KWp power plants across the state and still adding the capacity.

• UPS System
• Battery Charger
• Rectifiers
• Inverters
• Voltage Stabilizers
• Frequency Converters
• Rectiformers
• STATCOM
• Regenerative Battery Discharge System

• First in country to qualify IEEE 650 Standards
• Installations of 1 MW battery charger for Indian Navy for charging of submarine batteries
• First in the country to Design and Develop 500 KVA & 600 KVA UPS system qualifying Seismic ,EMI-EMC parameters for NPCIL at KAIGA, MAPS & RAPS
• First in the country to Design & Develop 2x500KVA UPS system seismically qualified for Nuclear Power Corporation of India Ltd
• High capacity UPS System and Battery Chargers for C&I Systems at more than 100 installations of M/s NPCIL ,M/s.NTPC, M/s.BHEL ,M/s.EIL ,M/s.RRVUNL, M/s.IEPL ,M/s.DB Power, M/s.CPCL ,M/s BPCL, M/s ONGC ,State Electricity Boards & Process Industries.

• IEC 62040 part-3 -UPS
• IEC 62040 Part-2- UPS
• IEC 146-UPS
• IEEE 944-UPS
• IEEE 650
• IEEE 344(Seismic Qualification)
• IS 4540 (Rectifier /Charger)
• ISO 9001:2015

Guaranteed Technical Particulars 

• Make :   KELTRON
• Rating : 10 KVA  to 1MW
• Mode of operation : Grid Tied / Stand Alone                 
• Type of cooling : Forced air 
• Degree of ingress protection of panels :1P 31                           
• Noise level : < 60dBA
• Colour shade : LIGHT GREY- RAL 7032/ Optional
• Inverter Efficiency at 100%  load : > 90%
• Cable entry : Rear Entry, Top/Bottom
• Dimensions (LXDXH) : 500X700X1000 (WxDxH) for 10KVA
• Steady state output voltage : 240V ±1%, 415V for 3 phase
• Steady state output frequency : 50Hz ±1%
• Solar Input voltage DC (Nominal / Range) : 250V – 480V, 800V for 3 Phase
• Frequency variation limit for inverter phase locked with mains’  : ± 4%
• Harmonic distortion at inverter output  at rated load : <3%
• Type of control circuit : DSP Controlled IGBT based
• Display: TFT Touch display system- system status, parameters, alarms etc, logging, TCP/IP communication
• Protections: Anti islanding, inverter over current, hardware protection

RELIABILITY

• Safety factor used for selecting the components
• Electronic devices :  IGBT / SCR 1.5  times voltage, 2times current
• MTBF / MTTR : 50, 000 Hrs  / 4 Hrs
• Availability factor : 99.99

To regenerate/reuse the battery bank power by pumping this power to the AC internal Grid and not to waste this power as heat as in conventional battery bank discharging method using resistive load banks.

STATCOM

Its basically a reactive power compensator which comprises of IGBT based voltage source converter, DC bus capacitor and a line reactor. The control operation IGBT based voltage source converter is done through High frequency DSP microcontroller. The use of STATCOM ensures continuous power control for all loads with faster dynamic response.

Technical Specification of 100KVAR STATCOM:

Make                                                   :           KELTRON

Rating                                                 :           100KVAR

Operating Line Voltage                   :           415Vrms, 3phase, 3wire

Operating Line Voltage Range      :           300 Vrms to 475 Vrms

Frequency Range                            :           47Hz to 53Hz

Connectivity to main supply         :           Shunt

Response time for load changes :           <5msecs

% of harmonic suppression           :           50% to 70%

D.C bus voltage                               :           650V to 800V

Switching devices                           :           IGBTs

Controller type                                :           DSP

Parametric display type                :           Micro controller based LCD alpha  Numeric display

Panel dimension (L*B*H)               :           600mm*900mm*1600mm for 100KVAR