Solar pump controller 7.5kW, PDS33-4T7R5B-E

SAJ PDS33-4T7R5B-E is a solar pump controller designed to control pumps and motors using power from solar panels or backup power from an AC generator. This controller is part of the PDS33 series and is characterized by high reliability and efficiency when working in various conditions.

Basic functions

1. Input and output data:
   • Maximum Input Voltage (Voc): 800V DC
   • Recommended Voltage (MPP): 500-750V DC
   • Recommended PV array power: 9-12 kW
   • Input voltage of the alternating AC generator: 380V AC (±15%)
   • Maximum current (RMS): 20.5A
   • Output voltage: 380V AC (±15%)
   • Maximum output current (RMS): 17A
   • Rated output power: 7.5 kW
2. Protection and monitoring:
   • Built-in protection device against overvoltage, short circuit, open circuit and overheating.
   • Idle protection and pump lock.
   • Monitoring and automatic recovery after abnormal conditions.
3. Interface and control:
   • LED display to indicate system status.
   • Keyboard for easy setup and configuration.
   • MODBUS communication support via optional RS-485 card.
4. Additional features:
   • Soft start function to reduce wear and tear on the pump and motor.
   • Water level control with the ability to connect remote water level sensors.
   • Ability to switch to backup AC power when solar power is insufficient.

Application

The SAJ PDS33-4T7R5B-E is suitable for use in a variety of agricultural and industrial applications where reliable and efficient management of water supply systems is required. The controller can be used to:

• Solar pump irrigation systems.
• Water supply systems for rural and remote areas.
• Industrial applications where stable operation of pumps and motors is required under fluctuating energy conditions.

This controller offers reliability and long-lasting performance thanks to its advanced protection features and automatic fault recovery capabilities.

We inform you that, despite our efforts, we cannot guarantee that the published information and photos do not contain inaccuracies or errors that cannot be a legal basis for claims.