H129 Series Solar Pump VFD
The H129 series photovoltaic water pump special inverter is a high-performance vector control technology developed for the photovoltaic water pump industry. It features a Maximum Power Point Tracking (MPPT) function, intelligent sleep and wake-up functions, under-load protection, water shortage alarms, and other advanced control and protection functions. Designed for easy wiring and seamless operation.
Primary Applications
* Solar Pump Systems
Key Features
- Flexible application for three-phase asynchronous and synchronous motors.
- Compatible with mainstream photovoltaic modules.
- Supports various water level switches and sensors.
- Programmable implementation of complex application functions.
- Seamless grid switching capability.
- Cost-effective with long working lifecycle.
- Small footprint; allows side-by-side zero-distance installation.
- Built-in motor and water pump protection functions.
- Battery-free design for easier maintenance.
- Standard RS-485 interface with optional GPRS for remote monitoring.
- Leading drive technology with over 20 years of application experience.
- Built-in intelligent IGBT module for over-voltage and heat protection.
Frequently Asked Questions
Does the H129 Series VFD require a battery to operate?
No, it features a battery-free design specifically optimized for various solar pump applications, which simplifies the system and reduces maintenance costs.
What types of motors are compatible with this inverter?
It is suitable for both three-phase asynchronous motors and three-phase synchronous motors, as well as mainstream photovoltaic modules.
How does the MPPT function benefit the solar pump system?
The Maximum Power Point Tracking (MPPT) function ensures that the system always operates at the highest possible efficiency by adjusting to real-time changes in sunlight.
Can I monitor the system remotely?
Yes, the VFD comes with a standard RS-485 interface, and an optional GPRS module can be added for comprehensive remote monitoring of historical parameters.
What safety protections are built into the device?
The unit includes an intelligent IGBT module with integrated protection against over-voltage, over-load, over-heating, and dry-running (water shortage alarm).
Is it possible to switch between solar power and the utility grid?
Yes, the H129 series is designed with the flexibility to switch to the grid when solar power is insufficient.
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