Eastman 3Kva/48v sine Wave
Description
Eastman 3KVA MPPT Solar Off Grid PCU Price Specification
Eastman’s advanced MPPT technology based Solar Off-Grid PCU has been manufactured in India using world class technology platform and processes. It is a single integrated system with an inbuilt solar charge controller, inverter and grid charger. This unique hybrid system provides intelligent mixing of grid current with solar in case of solar energy shortfall during cloudy days for maximum solar utilization. The advanced MPPT technology extracts maximum power from the solar panel array giving highest tracking efficiency of >98%. Eastman’s Solar MPPT based PCU is best suited for residential homes and small commercial establishments.
Specification
| Model No. | ESM3K/48 |
| PCU VA | 3000 |
MPPT SOLAR CHARGE CONTROLLER
| Technology | DSP Based MPPT Charger |
| Solar Array | Single Array |
| Max Solar Panel Wattage | 3kWp |
| Input DC Voltage Range (V) | 72 – 180 |
| Bulk Voltage | 58.4V (Settable from 54V-60V) |
| Adjustable Bulk Voltage | User Settable |
| Transition from float to bulk | Below float level |
| Protection | Pv Reverse Protection, Reverse Current Flow, High Temperature, Over Current, Battery Overcharge Protection |
| Power Conversion Efficiency of Solar Charge Controller | 96% |
| Automatic Temperature compensation (Optional) | -3mV/ °C/ cell |
| High Temperature Cut-OFF PCU/ MPPT | 102°C ± 5°C |
| High Temperature MPPT Charger Reconnect | 85°C ± 5°C |
INPUT PARAMETERS
| Nominal I/P DC Voltage (V) | 48 |
| Low Battery Warning (V) | 43.2±0.4 |
| Low Battery Cut off (V) | 42±0.4 |
OUTPUT PARAMETERS
| Waveform | Pure Sinewave |
| Voltage Regulation (From min. to max. battery voltage & no load to full load) (V) | 195 – 220 |
| Frequency Regulation | 50 Hz±1Hz |
| Peak Efficiency of Inverter | 89% |
| Overload Capacity (IT Load Selection) | 110% for 60Sec. & 150% for 30Sec. & 200% for 2Sec. |
| Overload Capacity (Normal Load Selection) | 120% for 60Sec.(3 Retry) & 150% for 30Sec.(3 Retry) & 200% for 2Sec.(No Retry) |
| Distortion (vTHD) | <3% |
| Crest factor | 3:01 |
| Short Circuit Protection | Provided |
| No load Shutdown (W) | 10 – 15 |
GRID USAGE
| LCD Display | Battery Voltage, Charging Current, Discharging Current, Battery Low/High, Battery Charging Unit (kWh) , Battery Discharging Unit (kWh), Solar Voltage, Solar Current, Solar Instantaneous Power, Solar Commutative Energy Unit (kWh), Grid Voltage, Grid Current, Grid Commutative Power (kWh), Grid Instantaneous Power, Grid Frequency, Output Voltage, Output Current, Cumulative Output Power(kWh), Output Instantaneous Power, Output Frequency |
| LED Indications | System On, Inverter On, Solar Charging On, Grid Charging On, Battery Low/high, Over Load/Heat, Mains Low/high/freq. out, Fault, MPPT Over Heat. |
| User.Configurable.Parameters through front end LCD display | Battery Low Shutdown, Battery High Cut, Battery Charging Voltage by Solar, Battery Charging Current by Solar, Battery Charging Voltage by Grid, Battery Charging Current by Grid, IT Mode/Normal Mode, Grid Charging Enable/Disable, Operating Modes (PCU, Smart, Hybrid), No Load Shutdown, Input Source (Grid/Genset Mode) |
| Change over time from Mains to PCU/PCU to Mains | <10ms |
| Grid I/P Voltage range Default (IT load) | 255V-175V |
| Grid I/P Voltage range Default (Normal load) | 280V-120V |
| Grid Charging Current Default | 12A (Settable from 8A-20A) |
| Cooling | Fan cooling |
| Charging Current Sharing | Solar on priority, in case solar current is less, shortfall will be taken from grid |
| Grid Charge Current Enable/Disable | Provided |
| Night Grid Priority | Available in Smart Mode |
Features
- Advanced MPPT technology ensures upto 30% more energy extraction from Solar panel as compared to PWM based technology
- Hybrid/PCU/Smart selection mode for high/medium/low power cut areas
- Pure sine-wave output
- Advanced DSP based technology LCD Screen for user convenience. User configurable parameters through front end wide screen LCD display
- Faster change over time to run IT appliances without interruption
- Grid bypass switch for running connected load in case of system failure
- Extra safety protections through MCB/fuse Intelligent mixing of Grid current with solar
in case of solar energy shortfall during cloudy days - Highest efficiency in its class
- Built-in energy meter for Mains, Battery, Solar and Load
- Temperature compensated (ATC) charging to enhance performance and life of battery upto 30%
- USB/Ethernet based data logging with data storage facility
- Grid charging Enable/Disable. No load shut down Enable/Disable IT Mode Enable/Disable.
- Eastman 3Kva/48v sine Wave
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