Solar Controllers
MPPT / VFD controllers that maximise energy harvest and protect the pump set.
Technical data sheet
Solar Pump Controller (MPPT-VFD)
Smart MPPT-VFD solar pump controller engineered to maximize solar energy harvesting and drive AC submersible / surface pumps. Comprehensive protection package and outdoor IP65 enclosure.
Characteristics
| Power Rating | HP | 1 to 25 |
|---|---|---|
| kW | 0.75 to 18.5 | |
| Input voltage (DC) | V DC | 150 – 850 (MPPT tracking window) |
| Max PV array voltage | V DC | Up to 1,000 V (open circuit) |
| MPPT efficiency | % | ≥ 98 |
| Output | — | 3-phase AC, 0 – 50 Hz (V/F or vector) |
| Display | — | LCD with Hz / V / A / kW readout, fault codes |
| Protection | IP | IP65 outdoor enclosure |
| Cooling | — | Natural / fan-cooled (rating dependent) |
| Compliance | — | MNRE empanelled, IEC 61683 / IS 17386 |
| Applications | Use | PMKSY/KUSUM solar pumping, Drinking water, Solar-grid hybrid |
Material of Construction — Electrical
- Inverter stage: IGBT (Infineon / Mitsubishi)
- MPPT controller: DSP-based perturb-and-observe algorithm
- DC fuses & switch: 1000 V DC rated, plug-in fuses, isolator
- AC contactor: IEC AC-3 rated, with overload relay
- Display: LCD with backlit, alphanumeric
- Surge protection: Type-II SPD on DC and AC sides
Material of Construction — Enclosure & mounting
- Enclosure: Powder-coated MS / SS 304 (option), IP65
- Mounting: Wall-mount with brackets; pole-mount on request
- Cable entry: PG glands, IP65
- Cooling: Natural convection (≤ 3 HP) / fan-cooled (≥ 5 HP)
- Earthing: External earthing terminal, galvanised lug
- Painting: Outdoor-grade polyester powder coat (RAL 7035)
Salient Features
- Maximum Power Point Tracking (MPPT) — ≥98% efficiency
- Variable frequency drive (VFD) output — soft-start, smooth ramping
- Wide DC input window — works across the day's solar curve
- Comprehensive protection: dry-run, overload, surge, reverse polarity, over/under V
- Auto-restart on solar availability after fault clearance
- Built-in DC switch, surge protection device (SPD type-II)
- AC bypass terminal (grid input on hybrid variants)
- RS485 Modbus communication for SCADA / monitoring
- GSM / IoT remote monitoring (optional add-on)
- Field-serviceable design with replaceable IGBT cassette
Applications
- PM-KUSUM Component-B/C solar pumping
- Agricultural solar pumping systems
- Drinking water solar pumping
- Solar-grid hybrid pump systems
- Retrofit on existing AC submersible / surface pumps
- Remote village water supply
Specify PV array size, pump rating, voltage class, and motor model for accurate selection.
Mount in a shaded / well-ventilated location; do not expose the controller to direct rain or sun.
Have a question? Drop us a line.
Share your duty point — head, flow, voltage, application — and our engineering team will match the right configuration.
All configurations & variants
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Solar Controllers for India, UAE, Saudi Arabia & Export Markets
This category hub supports procurement teams searching for "solar controllers manufacturer", "solar controllers exporter from India", and location-specific queries across GCC and Africa. Use the RFQ form to share duty point and destination country for accurate selection and quotation.