AST03744 - Battery Sungrow - Free user manual and instructions
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| Product Type | Rechargeable Lithium-Ion Battery |
| Brand | Sungrow |
| Model | AST03744 |
| Application | Solar Energy Storage |
| Nominal Voltage | 48 V |
| Nominal Capacity | 77 Ah |
| Usable Energy | 3.7 kWh |
| Dimensions (H x W x D) | 600 x 400 x 200 mm |
| Weight | 45 kg |
| Communication Interface | CAN, RS485 |
| Cycle Life | >6000 cycles |
| Operating Temperature | -20°C to 50°C |
| Protection Rating | IP20 |
| Certifications | CE, TÜV |
| Warranty | 10 years |
| Maintenance | No regular maintenance required; clean with dry cloth if needed |
| Safety Features | Built-in BMS, overcharge/discharge protection, short-circuit protection |
| Spare Parts Availability | Contact Sungrow or authorized dealers for replacement modules |
Frequently Asked Questions - AST03744 Sungrow
What type of battery is the Sungrow AST03744?
The Sungrow AST03744 is a lithium-ion battery designed for solar energy storage.
What is the capacity of the AST03744?
It has a usable energy of 3.7 kWh with a nominal capacity of 77 Ah at 48 V.
Can the AST03744 be used off-grid?
Yes, when paired with a compatible inverter, it can be used in off-grid solar systems.
How do I connect multiple AST03744 batteries?
Multiple units can be connected in parallel to increase total capacity. Refer to the manual for wiring instructions.
What is the recommended charge voltage?
The recommended charge voltage is 53 V for optimal performance.
How should I clean the battery?
Use a dry, soft cloth to clean the exterior. Do not use water or solvents.
What safety features does it have?
It includes a BMS for overcharge, overdischarge, overcurrent, and short-circuit protection.
What is the warranty period?
Sungrow offers a 10-year warranty for the AST03744 battery.
How much does the AST03744 weigh?
The battery weighs approximately 45 kg.
Is the AST03744 compatible with all Sungrow inverters?
It is designed for compatibility with Sungrow hybrid inverters. Check the inverter's supported battery list.
User questions about AST03744 Sungrow
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USER MANUAL AST03744 Sungrow
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Product information
Brand : Sungrow
Model : AST03744
Category : Battery