I. Product features
Advanced MPPT maximum power point tracking technology, charging efficiency ≥ 95%
Intelligent design, simple structure, powerful functions, and complete protection;
Ultra-fast maximum power point tracking speed while ensuring tracking efficiency
Reliable maximum photovoltaic array input power automatic limiting function, ensuring no overload
Protection of various types: photovoltaic reverse connection protection/over temperature protection/battery overcharge protection/storage battery over discharge protection/short circuit protection/overcurrent protection
Adopting high-precision temperature detection and compensation circuits for longer battery life;
Exquisite structural design and precise circuit design maximize the utilization of the entire controller space;
High temperature resistance, high humidity resistance, salt spray resistance, and anti-reverse connection function, widely used.
II. Electrical specifications
Rated voltage of battery: 25.6V (lithium iron phosphate)
Maximum open circuit voltage of photovoltaic input: < 48V DC
Rated current: 15A
Overvoltage protection voltage: 31V
Overvoltage shutdown voltage: 31V
Average charging voltage: 29.2V
Float charging voltage: 27.2V
Over-discharge protection voltage: 20V
Over-discharge recovery voltage: 24V
MPPT maximum tracking efficiency>95%
Charging method: MPPT modulation
Protection functions: overvoltage protection, undervoltage protection, anti-reverse connection, short circuit protection, undervoltage recovery
Over temperature protection: 65 ℃
Altitude: ≤ 5000m
Protection level: ≥ IP20
Working environment temperature: -20 ℃ -50 ℃/≤ 85% RH
Moisture proof method: PCBA three proof paint
Warranty: 5 years
Product size: 131 * 99.5 * 29.5mm
Net weight: 300g
III. Operation precautions
① Do not use under fire or extremely hot conditions! Do not use or store near heat sources such as water heaters or flames!
② Pay attention to the positive and negative poles in wiring!
③ It is prohibited to short circuit the positive and negative poles of the equipment with wires and metal objects!
④ Do not use nails or other sharp objects to pierce the shell, and do not hammer or step on the battery!
⑤ It is prohibited to collide, throw, or other equipment that is subject to mechanical vibration.
⑥ Prohibit direct welding of wiring terminals!
⑦ Do not use the device if it emits odor, heat, deformation, discoloration, or any other abnormal phenomena!
⑧ Do not use in extremely hot environments, otherwise it may overheat, seriously affecting the characteristics of the equipment, shortening its service life, and ensuring user safety.