Introduction
This document serves as a user manual for the PowMr Keeper Series Maximum Power Point Tracking (MPPT) Solar Charge Controller. Designed with advanced MPPT control algorithms, these controllers efficiently track the maximum power point of PV arrays, significantly enhancing energy utilization in solar systems. This manual covers essential information including an overview, installation and wiring, operation guide, protection functions, fault management, and technical data.
Key Features
- 12V/24V automatic voltage recognition.
- Compatibility with multiple battery types: GEL, SLD, FLD, and LiFePO4 lithium batteries.
- Multiple load control modes: General, Light, Light & Time, and Reverse Light Control.
- Battery temperature compensation function.
- Ultra-fast MPPT tracking speed.
- Two 5V/1A USB ports for mobile device charging.
- Dynamic LCD display for operating data and status.
Installation and Operation
Proper installation is crucial for optimal performance and safety. The controller should be mounted vertically in a well-ventilated area, away from direct sunlight. Wiring precautions include connecting the battery first, followed by the solar panels and load, ensuring correct polarity. The operation guide details how to navigate the LCD screen, understand status indicators, and utilize the buttons for various settings, including battery type, system voltage, and load working modes.
Technical Specifications
The Keeper Series controllers are available in 20A, 30A, and 40A models, supporting a wide range of PV input voltages and battery types. Detailed technical data, including charging voltages for different battery types, static loss, operating temperatures, and protection classes, are provided for reference.
Troubleshooting and Support
The manual includes a fault management section that outlines common error codes, their causes, and recommended corrections. For further assistance, Shenzhen Hehejin Industrial Co., Ltd. can be contacted via phone at +86 755-28219903, email at support@powmr.com, or through their website at www.powmr.com.
