Description
Overview
The DEV-SOL MPGS 480kVA Industrial Energy Storage Inverter is intended for high-capacity commercial and industrial energy-storage projects requiring integrated PV, grid and battery operation. It supports up to 480kW PV input, 1408A maximum charging current, high-voltage batteries from 620 to 1000VDC and source-stated maximum efficiency of 98%.
Key Features
- On-grid and off-grid operation for industrial and commercial energy-storage architecture
- Built-in MPPT for direct connection of compatible photovoltaic arrays
- 620–1000VDC high-voltage battery interface with BMS access
- Off-grid transfer time below 10ms
- Touch LCD, RS485 and LAN communication
- Three-phase four-wire architecture and 98% maximum efficiency
Technical Specifications
| Model | DEV-SOL MPGS 480kVA |
|---|---|
| Rated AC power | 480kVA |
| System type | On-grid and off-grid industrial/commercial energy storage inverter integrated machine |
| Grid voltage | 380/400VAC, ±15% |
| Grid frequency | 50/60Hz, ±2.5Hz |
| Wiring method | Three-phase four-wire |
| THDi | ≤3% |
| Power factor | 0.99 / -1 to +1 |
| Battery voltage range | 620–1000VDC |
| Maximum charging current | 1408A |
| Built-in MPPT | Yes |
| Maximum PV power | 480kW |
| Maximum PV input voltage | 1000VDC |
| MPPT voltage range | 200–850VDC |
| Maximum efficiency | 98% |
| Off-grid transfer time | <10ms |
| Protection rating | IP20 |
| Noise | <75dB |
| Humidity | 0–95%, non-condensing |
| Altitude | ≤3000m |
| Cooling | Air cooling |
| Display | Touch LCD |
| Communication | RS485 / LAN |
| Dimensions (W × D × H) | 1600 × 800 × 2160mm |
| Net weight | 1600kg |
| Isolation transformer | Optional |
On-Grid and Off-Grid Operating Modes
The supplied product document describes PV + mains load and PV + battery load modes, peak-and-valley tariff management, and on-grid/off-grid operation. Final configuration depends on the approved project design, grid conditions, switchgear, PV array and battery system.
Protection and Safety
Source-listed protections include a DC input switch, anti-islanding, output overcurrent protection, Type II AC and DC surge protection, insulation impedance testing and leakage-current protection.
Communication and Monitoring
The system provides a touch LCD, RS485/LAN communication and BMS access. The supplied brochure also states support for BMS and EMS connection; protocol compatibility must be confirmed for the selected project.
Applications
Potential applications include factories, warehouses, commercial buildings, institutions, captive solar-and-storage projects, peak-shaving projects and microgrids. Suitability for a specific critical load or grid-export project requires an engineering study and approved single-line diagram.
Installation and Engineering Note
Battery chemistry, BMS protocol, approved battery model, switchgear, protection coordination, cable sizing, site ventilation and project operating mode must be confirmed by Nexus Solar Energy engineering before quotation or installation. The source states an ambient value of -20°C but does not state an upper temperature limit, so no complete operating-temperature range is claimed here.
Frequently Asked Questions
Is the DEV-SOL MPGS series on-grid or off-grid?
It is described as an on-grid and off-grid energy storage inverter integrated machine. Final operating configuration depends on project design and connected systems.
Can solar panels be connected directly?
The source states that built-in MPPT supports a compatible PV array. Maximum PV input is 1000VDC and the MPPT range is 200–850VDC.
Does it support lithium batteries?
The supplied document confirms BMS access but does not identify a battery chemistry. Chemistry, protocol and battery model must be confirmed before quotation.
What is the warranty?
No model-specific warranty is stated in the supplied MPGS document. Warranty terms must come from a separately approved company warranty document.
Can it be purchased at a fixed online price?
No price is stated in the supplied document. This is a project-configured industrial system; request a project quote covering GST, freight, installation and battery scope.
Manufacturer and Project Support
Brand: DEV-SOL Energy
Manufactured by: Nexus Solar Energy Pvt. Ltd., Bulandshahr, Uttar Pradesh, India.
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