8.8KTLX-G3 - Battery charger Sofar Solar - Free user manual and instructions
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| Product Type | Battery Charger / Solar Inverter |
| Model | 8.8KTLX-G3 |
| Brand | Sofar Solar |
| Rated Power | 8.8 kW |
| Input Voltage Range | 200-800 V DC (PV) |
| Output Voltage | 230/400 V AC (Three-phase) |
| Efficiency | Up to 98.3% |
| Dimensions (W x H x D) | 430 x 600 x 200 mm |
| Weight | Approx. 24 kg |
| Protection Rating | IP65 |
| Operating Temperature Range | -25°C to +60°C |
| Connectivity | RS485, Wi-Fi (optional), USB |
| Battery Type Supported | Lithium-ion, Lead-acid |
| Charge Curve | Multi-stage (CC/CV) |
| Certifications | CE, VDE, EN 62109 |
| Cooling Method | Natural convection (fanless) |
| Display | OLED touchscreen |
| Warranty | 5 years (standard), extendable |
Frequently Asked Questions - 8.8KTLX-G3 Sofar Solar
What is the maximum charging power of the Sofar Solar 8.8KTLX-G3?
The maximum charging power is 8.8 kW, which can charge a battery bank at high speed, supporting both lithium-ion and lead-acid chemistries.
What input voltage does the 8.8KTLX-G3 require from solar panels?
The PV input voltage range is 200-800 V DC, with a maximum short-circuit current of 33 A per MPPT tracker.
Can I use this charger without solar panels?
Yes, the 8.8KTLX-G3 can operate as a battery charger using grid power, though it is primarily designed for solar applications.
What is the physical size and weight of the device?
The dimensions are 430 x 600 x 200 mm and it weighs approximately 24 kg, making it suitable for wall or floor mounting.
What communication ports are available?
It includes RS485 for Modbus communication, a USB port for firmware updates, and optional Wi-Fi for remote monitoring via the Sofar Solar app.
Is the 8.8KTLX-G3 weatherproof?
Yes, it has an IP65 protection rating, meaning it is dust-tight and protected against low-pressure water jets, suitable for outdoor installation.
How do I perform maintenance on the charger?
Regularly inspect the cooling fins and fans (if present) for dust accumulation. Clean with a soft brush or compressed air. Check connections for corrosion. Refer to the manual for detailed intervals.
What safety features does this charger have?
It includes over-voltage protection, over-current protection, short-circuit protection, reverse polarity protection, and anti-islanding for grid-tied operation.
Can I connect multiple batteries?
Yes, the charger supports parallel battery banks, but the total capacity must not exceed the recommended maximum voltage and current ratings specified in the technical data.
Where can I find spare parts or repair service?
Contact an authorized Sofar Solar service center. Common spare parts include the OLED display, power modules, and communication boards. The device is designed for professional repair.
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USER MANUAL 8.8KTLX-G3 Sofar Solar
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Product information
Brand : Sofar Solar
Model : 8.8KTLX-G3
Category : Battery charger