S1 Hybrid Water Pressure Control Solar Pump Inverter
• 1PH 220V 0.75~5.5kW
• 3PH 220V 0.75kW~75kW
• 3PH 380V 0.75kW~400kW
Description:
S1 Solar Pump Inverter is a kind of pump VFD (Variable Frequency Drive), specialized for solar powered pumps water pressure control. Widely applied in agricultural irrigation water supply, hotel/villa water supply, deep well water supply and factory water supply.
- Features
- Specifications
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- Commodity name: S1 Hybrid Water Pressure Control Solar Pump Inverter
S1 Solar Pump VFD Inverter is a kind of hybrid AC/DC powered variable frequency drive. Specially used for solar pumps water pressure control. It is widely applied in agricultural irrigation water supply, hotel/villa water supply, deep well water supply and factory water supply.

Full Range Power: 0.75~400kW• Wide range power application: S1 Solar Pump Inverter series can meet all power requirements from small-scale farmers' irrigation (0.75kW) to far-distance water diversion projects (400kW). And the modular design facilitates system expansion.
• Wide range voltage input: Support direct connection of 200V-800V photovoltaic arrays, reducing DC line loss.
• Overload capability: 150% rated current for 60 seconds, capable of handling the shock from pump startup.

Ultra-efficient MPPT
• Tracking efficiency > 99%: Utilizes dual-mode MPPT algorithm (perturbation observation + conductance increment method), locking the maximum power point within the entire voltage/power range.
• Wide-range MPPT voltage: Adaptive from 200V to 800V, suitable for various photovoltaic panel series/parallel connection.
• Multi-peak tracking capability: It can quickly locate the maximum power point and increase power generation by 8% - 12% even under partly shadowed condition.
Rapid Response
• Response time < 100ms: While there is a sudden change in light (cloud cover/ passing by), the Solar Inverter re-locks the maximum power point within 0.1 seconds to prevent the pump from frequently starting and stopping.
• Smooth start/stop: While the light gradually changes during sunrise/sunset, the output frequency is automatically adjusted to eliminate the water hammer effect.
Intelligent Pump Protection
• Weak-light protection: Automatically enter standby mode while light intensity drops below the startup value. Avoid frequent start-stop operations in weak-light conditions.
• Water-shortage protection: Continuously monitor changes in output power/current. Automatically shut down while it falls below the threshold to prevent the pump from running idle and burning out. Extend lifespan by twice.
• Automatic restart: Automatically attempts to restart operation after the fault is resolved (with times/interval configurable). Ensure trouble-free operation in unmanned scenarios and reduce on-site maintenance.

Remote Control with Built-in GPRS
• No need for external modules: Built-in 4G module, scan the code to connect to BEST Cloud Platform.
• Remote monitoring: Real-time viewing of voltage, current, frequency, water pressure and fault information via mobile phone or PC.
• Remote debugging: Online modification of parameters, fault reset, and scheduled start/stop. Reduce on-site travel costs.
• Data Analysis: Automatically generate operation reports, energy consumption analysis and warning push. Achieve predictive maintenance.
Professional Inverter Protection Design
• Dust proof and moisture proof: Three-layer anti-corrosion coated circuit boards + sealed air duct. Durable in hot sand condition. Moisture-proof, dust-proof and corrosion-proof with long service life.
• Anti-vibration design: Meet vibration standards and is suitable for mobile solar water pumping systems.
• Flexible installation: Wall-mounted or cabinet installation options are available, solar pump inverter is adaptable to various on-site conditions.
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