SRNE 3kw 24V off-grid solar inverter
SRNE 3kw 24V off-grid solar inverter specifications
|Rated input voltage
|Input voltage range
|50Hz/ 60Hz (Auto detection)
|47±0.3Hz ~ 55±0.3Hz (50Hz)/57±0.3Hz ~ 65±0.3Hz (60Hz);
|Overload/short circuit protection
|Conversion time (bypass and inverter)
|AC reverse protection
|Maximum bypass overload current
|Output voltage waveform
|Pure sine wave
|Rated output power (VA)
|Rated output power (W)
|Rated output voltage (Vac)
|Output voltage error
|Output frequency range (Hz)
|50Hz ± 0.3Hz/60Hz ± 0.3Hz
|(102% < load<125%) ±10%: report error and turn off
the output after5 minutes;
(125% < load < 150%) ± 10%: report error and turn
off the output after 10 seconds;
Load >150% ±10%: report error and turn off the
output after 5 seconds;
|Loaded motor capability
|Output short circuit protection
|Bypass breaker specifications
|Rated battery input voltage
|24V (Minimum starting voltage 22V)
|Battery voltage range
|(20.0Vdc~33Vdc ± 0.6Vdc (Undervoltage alarm/shutdown voltage/overvoltage alarm /overvoltage recovery settable on LCD screen)
|Power saving mode
|Lead acid or lithium battery
|Maximum charge current
|Charge current error
|Charge voltage range
|Short circuit protection
|Circuit breaker and blown fuse
|Circuit breaker specifications
|Alarm and turn off charging after 1 minute
|Maximum PV open circuit voltage
|PV operating voltage range
|MPPT voltage range
|Battery voltage range
|Maximum output power
|PV charging current range (can be set)
|Charging short circuit protection
|Reverse polarity protection
|EMC certification level
|Operating temperature range
|-15°C to 55°C
|Storage temperature range
|-25°C ~ 60°C
|5% to 95% (Conformal coating protection)
|Forced air cooling, variable speed of the fan
|USB/RS485(Bluetooth/WiFi/GPRS)/Dry node control
What is a 3kw 24V inverter?
A 24V inverter is a type of power inverter that converts direct current (DC) voltage from a 24-volt battery or power source into alternating current (AC) voltage. This AC voltage can be used to power various electrical devices and appliances that typically operate on standard household AC power.
Inverters are commonly used in various applications, including:
Off-grid solar systems: In off-grid solar setups, solar panels generate DC power, which is stored in batteries. A 24V inverter converts the stored DC power into AC power for use in households or businesses.
RVs and boats: Many recreational vehicles (RVs) and boats use 24V battery systems, and a 24V inverter allows them to power AC appliances like lights, refrigerators, microwaves, and laptops.
Remote locations: In remote locations or areas with unreliable power grids, 24V inverters can provide a stable source of AC power using batteries or other DC sources.
Backup power systems: A 24V inverter can be part of a backup power system, providing electricity during power outages or emergencies.
When selecting a 24V inverter, consider the wattage and capacity you need to power the devices you plan to use. Make sure the inverter’s capacity is sufficient to handle the peak power demands of your appliances. Additionally, consider the inverter’s waveform, as there are two common types: pure sine wave and modified sine wave. Pure sine wave inverters provide cleaner and more reliable power, suitable for sensitive electronics, while modified sine wave inverters are more affordable but may not be suitable for some devices.
Always follow the manufacturer’s guidelines and safety instructions when installing and using any electrical equipment, including inverters, to ensure proper and safe operation.
24V or 48V inverters?
The choice between a 24-volt inverter and a 48-volt inverter depends on the specific requirements and constraints of your power system. Here are some factors to consider when making the decision:
- Power Requirements: Determine the total wattage of the devices and appliances you want to power using the inverter. If you have a higher power requirement, a 48-volt inverter may be more suitable as it can handle larger loads more efficiently.
- Efficiency: Generally, higher voltage inverters tend to be more efficient compared to lower voltage ones. This means a 48-volt inverter might convert DC to AC power more efficiently than a 24-volt inverter. Higher efficiency can result in less energy loss and potentially lower operating costs.
- Battery System: Consider the voltage of your battery bank. If you already have a 24-volt battery system, it might be more straightforward and cost-effective to use a 24-volt inverter. Similarly, if you have a 48-volt battery bank, a 48-volt inverter would be compatible.
- System Complexity: Higher voltage systems can reduce the current flowing through the cables, resulting in lower resistance losses. This advantage becomes more significant as the power requirements increase, making 48-volt systems more favorable in large installations.
- Cost: In general, 48-volt inverters tend to be more expensive than 24-volt inverters. Consider your budget and balance it against your power needs.
- Safety Considerations: Higher voltage systems might have stricter safety regulations and considerations, so ensure that your setup adheres to the appropriate safety standards and guidelines.
Both 24-volt and 48-volt inverters have their benefits and applications. For smaller systems or those with moderate power needs, a 24-volt inverter might be sufficient and more cost-effective. On the other hand, larger installations or setups with higher power demands may benefit from the efficiency and performance advantages of a 48-volt inverter.
Ultimately, consult with a professional or experienced installer who can assess your specific requirements and help you make the best choice for your power system.