SC 48120 - Installation solaire Growatt - Free user manual and instructions
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| Product Type | Solar Charge Controller / Inverter |
| Model | SC 48120 |
| Brand | Growatt |
| Rated Power | 1200 W |
| Input Voltage Range | 48 V DC (nominal) |
| Output Voltage | 120 V AC / 230 V AC (depending on model) |
| Maximum PV Input Power | 1500 W |
| Maximum Solar Input Voltage | 100 V DC |
| Dimensions (W x H x D) | 300 x 400 x 150 mm |
| Weight | 12 kg |
| Efficiency | > 95% |
| Protection Features | Reverse polarity, overvoltage, undervoltage, short circuit, overtemperature |
| Display | LCD with status indicators |
| Communication Ports | USB, RS485, Bluetooth (optional) |
| Operating Temperature Range | -20°C to 60°C |
| Cooling Method | Fan-assisted |
| Certifications | CE, RoHS |
| Maintenance | Periodic cleaning of vents, check connections annually |
| Safety Precautions | Install in dry, ventilated area; disconnect from power before servicing |
| Spare Parts Availability | Fans, fuses, display modules available through authorized dealers |
| Repairability | Serviceable by qualified technicians; firmware updates via USB |
| Warranty | 2 years (extendable) |
Frequently Asked Questions - SC 48120 Growatt
What type of batteries are compatible with the Growatt SC 48120?
The Growatt SC 48120 is compatible with lead-acid (flooded, AGM, gel) and lithium-ion batteries with a nominal voltage of 48V.
How do I connect the solar panels to the SC 48120?
Connect the solar array to the PV input terminals observing correct polarity. Ensure the total PV voltage does not exceed 100 V DC and total power does not exceed 1500 W.
Can the SC 48120 be used off-grid?
Yes, it is designed for off-grid solar systems. It can charge batteries from solar panels and also output AC power for household loads.
What is the maximum AC output current?
The maximum AC output current is approximately 5 A at 230 V AC, giving 1150 W continuous power.
How do I update the firmware?
Download the latest firmware from the Growatt website, copy it to a USB drive, insert into the USB port on the device, and follow the update procedure in the manual.
What does the LCD display show?
The LCD displays PV voltage and current, battery voltage and SOC, load power, and system status (charging, inverting, error codes).
Is the SC 48120 compatible with a grid-tie system?
No, the SC 48120 is primarily an off-grid inverter/charger and does not support grid-tie operation without additional equipment.
What is the standby power consumption?
Standby power consumption is typically less than 10 W when no loads are active.
How do I troubleshoot an error code?
Refer to the manual's error code table. Common codes: E01 (overvoltage), E02 (overtemperature). Reset the device or check connections.
Can I monitor the system remotely?
Yes, with an optional Bluetooth module or Wi-Fi dongle, you can monitor via the Growatt app on your smartphone.
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