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Description
A grid-tied solar inverter called the Growatt MAX 70KTL3 LV is made by Growatt, a Chinese business that specializes in PV inverters and energy storage solutions. The Growatt MAX 70KTL3 LV has the following specifications:
- The MAX 70KTL3 LV can produce 70 kilowatts (kW) of electricity. Because of this, it may be used for substantial commercial or industrial solar projects.
- Low Voltage (LV): The model name contains the abbreviation "LV" for "Low Voltage." This shows that the inverter functions at lower DC voltages, frequently utilized in smaller solar systems.
- Three-Phase Inverter: The MAX 70KTL3 LV can handle the three distinct electrical phases that are typically found in commercial energy networks since it is a three-phase inverter. This makes it possible to distribute electricity evenly throughout the three phases.
- Maximum Power Point Tracking (MPPT) Technology: The inverter uses MPPT technology, which tracks the maximum power point of the connected solar panels to dynamically modify the operating voltage and current to maximize power production.
- LCD Display and Monitoring: The MAX 70KTL3 LV has an LCD that allows for real-time tracking of crucial system characteristics, including power output, input voltage, current, and working conditions. The inverter may also be linked to a monitoring platform or smartphone app for remote monitoring and performance analysis.
- Communication Interfaces: The MAX 70KTL3 LV has a variety of communication interfaces, including Ethernet, Wi-Fi, and RS485, to make it easier to communicate with other devices and monitoring systems. These interfaces allow data transfer and integration with other solar energy system parts.
- Protection mechanisms: The inverter is outfitted with some protection mechanisms to guarantee secure and dependable operation. These consist of temperature protection, short-circuit protection, overvoltage protection, overcurrent protection, and anti-islanding protection.
Features of Growatt MAX 70KTL3 LV
The following are some typical characteristics of Growatt inverters:
- High Efficiency: Growatt inverters are renowned for their high-efficiency ratings, which translates to the ability to convert a more significant proportion of solar energy into useful power.
- numerous Maximum Power Point Tracking (MPPT) Inputs: Many Growatt inverters include numerous MPPT inputs. Multiple strings of solar panels with various orientations or shading circumstances may now be connected more flexibly.
- Monitoring and Communication: Growatt often offers monitoring options to monitor your solar system's performance. These might be web-based portals or mobile applications that let you view current and past data. Additionally, for connecting with outside monitoring systems, connectivity methods like Wi-Fi, Ethernet, or RS485 could be accessible.
- Grid-Connected Operation: Growatt inverters frequently feature grid-connected operation, which entails that they may sync with the utility grid and feed extra electricity back to it when your solar system generates more than you need for consumption.
- Overvoltage and Overheating Protection: Growatt inverters frequently have safeguards against overvoltage, overcurrent, and overheating, which helps extend the inverter's lifespan and assures safe operation.
- Growatt strives to offer user-friendly installation procedures. 6. Simple Installation and Configuration. They could provide features like plug-and-play connections, user-friendly interfaces, and straightforward configuration procedures to make setup and maintenance easier.
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Additional information
Brand |
Growatt |
---|---|
Inverters type |
On Grid Inverters |
watt |
50000W and above |
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Input Data (PV)
Max. recommended PV power (for module STC) |
105000W |
Max.DC voltage | 1100V |
Start voltage 250V | 250V |
Nominal voltage | 600V |
MPPT voltage range 200V-1000V | 200V-1000V |
No. of MPP trackers | 7 |
No. of PV strings per MPP tracker | 2 |
Max. input current per MPP tracker | 26A |
Max. short-circuit current per MPP tracker |
32A |
Output Data (AC)
AC nominal power | 70000W |
Max. AC apparent power | 77700VA |
Nominal AC voltage (range*) | 220V/380V, 230V/400V (340-440V) |
AC grid frequency(range*) | 50/60 Hz (45-55Hz/55-65 Hz) |
Max. output current | 112.7A |
Adjustable power factor | 0.8leading ...0.8lagging |
THDi | <3% |
AC grid connection type | 3W+N+PE |
Efficiency
MAX. efficiency | 99% |
European efficiency | 98.5% |
MPPT efficiency | 99.9% |
Protection devices
DC reverse polarity protection | Yes |
DC switch | Yes |
AC/DC surge protection | Type II / Type II |
Insulation resistance monitoring | Yes |
AC short-circuit protection | Yes |
Ground fault monitoring | Yes |
Grid monitoring | Yes |
Anti-islanding protection | Optional |
Residual-current monitoring unit | Optional |
String monitoring | Optional |
AFCI protection | Optional |
General data
Dimensions (W / H / D) | 860/600/300mm |
Weight | 86kg |
Operating temperature range | –25°C ... +60°C |
Self-consumption | < 1W |
Topology | Transformerless |
Cooling | Smart air cooling |
Protection degree | IP65 |
Relative humidity | 0~100% |
Altitude | 4000m |
DC connection | H4/MC4(Optional) |
AC connection | Cable gland+OT terminal |
Display | LED/WIFI+APP |
Interfaces: RS485 / USB /WiFi/ RF/GPRS |
Yes/Yes /Optional/Optional/Optional |
Warranty: 5 years / 10 years
|
Yes/Optiona |
CE , VDE0126, Greece, EN50438, EN50549-1, C10/C11, UTE C 15-712, IEC62116, IEC61727, IEC 60068, IEC 61683, CEI0-21, CEI 0-16, N4105, DRRG, G98/G99, G100, NRS 097-2-1, MEA , PEA , KSC8565 |
|
* The AC voltage range and frequency range may vary depending on specific country grid standard. All specifications are subject to change without notice. |
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