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Inverter Growatt MAX 50KTL3
The Growatt MAX 50KTL3 LV is a three-phase, 50 kW on-grid solar inverter designed for commercial and industrial photovoltaic systems, featuring “LV” for Low Voltage grid connection (220V/380V or 230V/400V nominal AC output). It boasts high efficiency, multiple MPPTs for design flexibility, and comprehensive monitoring capabilities.
| Weight | 82 kg |
|---|---|
| Dimensions | 86 × 60 × 30 cm |
| Brand |
Growatt |
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Description
| Feature | Specification |
|---|---|
| Model | Growatt MAX 50KTL3-LV |
| Inverter Type | Three-phase on-grid inverter |
| Max Recommended PV Input (STC) | 75 000 W |
| Max DC Input Voltage | 1 100 V |
| Start Voltage | 250 V |
| Nominal DC Voltage | 585 V |
| MPPT Voltage Range | 200 V – 1 000 V |
| Number of MPPT Trackers | 6 (each with 2 strings) |
| Max Input Current per MPPT | ~25–26 A |
| Max Short-Circuit Current per MPPT | ~32 A |
| AC Nominal Output Power | 50 000 W |
| Max AC Apparent Power | 55 500 VA |
| Max Output Current | ~80.5 A |
| AC Nominal Voltage (Grid) | 230 V / 400 V (range: 220–440 V) |
| Grid Frequency | 50 Hz / 60 Hz (range: 45–65 Hz) |
| Max Efficiency | ~98.8% |
| European Efficiency | ~98.4% |
| MPPT Efficiency | ~99.9% |
| Power Factor Range | 0.8 leading to 0.8 lagging |
| THDi (Distortion) | < 3 % |
| Protection Features | DC/AC Type II SPD, DC reverse polarity, DC switch, ground-fault, AC short-circuit, anti-islanding, string monitoring; Anti-PID and AFCI optional |
| Monitoring & Connectivity | OLED/LED display plus Wi-Fi, app; interfaces: RS-485, USB (Wi-Fi/GPRS/4G optional) |
| Self-Consumption (Night) | < 1–25 W (AC supply dependent) |
| Cooling Method | Smart air cooling (fan) |
| Topology | Transformerless |
| Protection Rating | IP65 |
| Operating Temperature | −25 °C to +60 °C (derating above +45 °C) |
| Noise Emission | ≤ 55 dB(A) |
| Dimensions (W × H × D) | 860 × 600 × 300 mm |
| Weight | ~82 kg |
| Altitude Rating | Up to 4 000 m |
| Humidity Tolerance | 0-100 % relative humidity |
| Warranty | Standard 5 years (extendable) |
| Key Highlights | High efficiency, 6 MPPT flexibility, smart diagnosis and monitoring, robust IP65 protection |
Input data (DC)
- Maximum recommended PV output: 75000W
- Starting voltage: 250V
- Nominal voltage: 585.00V
- MPPT voltage range: 200-1000
- Number of MPPTs: 6
- PV String / MPPT: 2
- Max input current / MPPT: 26
- Max. short-circuit current / MPPT: 32
Battery data (DC)
- Battery voltage range: 0V
Output data (AC)
- Adjustable power factor: 0.8 capacitive…0.8 inductive
- THDi: <3%
- Max. output current: 80,50A
- Nominal AC voltage (range): 220V/380V, 230V/400V (340-440V)
- AC grid frequency (range): 50/60 Hz (45-55Hz/55-65 Hz)
Efficincy
- European efficiency: 98,40%
- Maximum efficiency: 98.80%
- MPPT efficiency: 99.90%
Size
- Height: 600.00mm
- Depth: 300.00mm
- Width: 860.00mm
- Weight: 82.00kg
General
- Relative humidity: 0-100%
- Cooling: smart air cooling
- Topology: transformerless
- Altitude: 4000m
- Nighttime power consumption: <1W
- Operating temperature: -25-+60°C
- DC connection: H4/MC4(optional)
- AC connection: cable gland + OT terminal
- Display: LED/WIFI+APP
- Warranty: 5Year
- Warranty extension: 10Year
Communication
- RS485: yes
- LAN: optional
- USB: yes
- WIFI: optional
- GPRS: optional
- RF: optional
Protection devices
- DC reverse polarity protection: yes
- DC switch: yes
- DC surge protection: Type II
- AC surge protection: Type II
- Insulation resistance monitoring: yes
- AC short-circuit protection: yes
- Ground fault monitoring: yes
- Grid monitoring: yes
- Anti-islanding protection: yes
- Residual-current monitoring unit: yes
- String error monitoring: yes
- AFCI protection: yes
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Datasheets
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