Growatt WIT 50-100K-HU
The Growatt WIT 50-100K-HU solar inverter is engineered for superior efficiency and reliability. With a maximum recommended PV power of 109.2kW and a robust design, it ensures seamless energy conversion for various applications.
Technical Specifications
| Parameter | WIT 50K-H | WIT 50K-HU | WIT 63K-H | WIT 63K-HU | WIT 75K-H | WIT 75K-HU | WIT 100K-H | WIT 100K-HU |
|---|---|---|---|---|---|---|---|---|
| PV Input | ||||||||
| Max. recommended PV power (for module STC) | 109.2kW | 124.8kW | 156kW | 156kW | ||||
| Start voltage | 195V | |||||||
| Max. input voltage | 1100V | |||||||
| Max. open circuit voltage of PV | 1000V | |||||||
| MPPT nominal voltage range | 550V-180V-800V | |||||||
| Max. input current per MPPT tracker | 32A | |||||||
| Max. short-circuit current per MPPT tracker | 40A | |||||||
| No. of MPPT strings per MPPT tracker | 2 | |||||||
| No. of MPPT trackers | 8 | 10 | 10 | 10 | ||||
| AC Output | ||||||||
| AC nominal power | 50kW | 63kW | 75kW | 100kW | ||||
| Max. AC apparent power | 55kVA | 69.3kVA | 82.5kVA | 110kVA | ||||
| Nominal AC voltage/range | 380/400/415V; -15%~+10% | |||||||
| Nominal AC grid frequency/range | 50/60Hz; ±5Hz/±5Hz | |||||||
| Max. output current | 83.3A | 105A | 125A | 166.7A | ||||
| Adjustable power factor | -1...+1 | |||||||
| THDi | <3% (at 100% load) | |||||||
| AC grid connection type | 3P3W/3P4W+PE | |||||||
| AC Input | ||||||||
| AC nominal power | 50kW/100kW | 63kW/126kW | 75kW/150kW | 100kW/200kW | ||||
| Max. AC apparent power | 55kVA/100kVA | 69.3kVA/126kVA | 82.5kVA/150kVA | 110kVA/200kVA | ||||
| Nominal AC voltage/range | 380/400/415V; -15%~+10% | |||||||
| Nominal AC grid frequency/range | 50/60Hz; ±5Hz/±5Hz | |||||||
| Max. input current | 83.3A/151.5A | 105A/190.9A | 125A/227.3A | 166.7A/303A | ||||
| Battery Input | ||||||||
| Continuous charging and discharging power | 56.7kW | 71.4kW | 85.1kW | 113.5kW | ||||
| Battery voltage range | 600-1000V (for 3P3W) / 680-1000V (for 3P4W) (>850V derating) | |||||||
| Recommended battery voltage | 768V | |||||||
| Max charging and discharging current | 83.3A | 105A | 125A | 167A | ||||
| BMS communication | RS485/CAN | |||||||
| Efficiency | ||||||||
| Max. efficiency | 98.2% | |||||||
| Protection Features | ||||||||
| PV reverse polarity protection | Yes | |||||||
| Battery reverse protection | Yes | |||||||
| AC/DC surge protection | Type II | |||||||
| Insulation resistance monitoring | Yes | |||||||
| Ground fault monitoring | Yes | |||||||
| Grid monitoring | Yes | |||||||
| Residual-current monitoring unit | Yes | |||||||
| AC short-circuit protection | Yes | |||||||
| Strings monitoring | Yes | |||||||
| Anti-islanding protection | Yes | |||||||
| PID protection | Yes | |||||||
| AFCI function | Opt | |||||||
| General Specifications | ||||||||
| Dimensions (W/H/D) | 820/1350/510mm | |||||||
| Weight | 153kg | 153kg | 160kg | 160kg | ||||
| Operating temperature range | -30°C~60°C (0°C-50°C, derating) | |||||||
| Relative humidity | 0-100% | |||||||
| Altitude | <4000m | |||||||
| Topology | Transformerless | |||||||
| Cooling | Smart air cooling | |||||||
| IP degree | IP66 | |||||||
| Display | OLED+LED+WiFi+APP | |||||||
| Interfaces: RS485/CAN/USB | Yes | |||||||
| Interfaces: WiFi/LAN | Opt | |||||||
| Warranty (5/10 years) | Opt | |||||||
Note: Specifications are based on the official Growatt datasheet. Values may be subject to change; always verify against the latest manufacturer documentation.
Key Features
Scalable system configuration, extend to 300kW
Support UPS function and black start
100% unbalanced load when backup
110% continuous AC overloading capacity
Support remote control of DG
Multiple MPPTs input
Grid-support functions
Applications & Use Cases
Typical Applications
- Residential solar systems
- Commercial installations
- Industrial solar plants
- Utility-scale projects
- Smart grid integration
Regional Installation Notes (Spain)
Climate Suitability: Ideal for Spain's hot climate with wide operating temperature range and dust-resistant design.
- Sand and dust resistant design
- Wide operating temperature range
- High efficiency in hot conditions
- Long-term warranty
Frequently Asked Questions
What is the maximum output power and efficiency rating of the Growatt WIT 50-100K-HU inverter?
The Growatt WIT 50-100K-HU inverter has a maximum AC apparent power of 55kVA and a nominal AC power of 50kW. It is designed to deliver high efficiency, ensuring optimal performance for solar energy systems.
What are the PV input specifications for the Growatt WIT 50-100K-HU inverter?
The inverter supports a maximum input voltage of 1100V and a maximum open circuit voltage of 1000V. The MPPT nominal voltage range is 550V-180V-800V, allowing for flexible solar panel configurations.
What are the AC output specifications of the Growatt WIT 50-100K-HU inverter?
The nominal AC voltage range is 380/400/415V with a tolerance of -15% to +10%. It operates at a nominal grid frequency of 50/60Hz with a range of ±5Hz.
How many MPPT trackers and strings does the Growatt WIT 50-100K-HU inverter have?
The inverter is equipped with 8 MPPT trackers, each capable of handling 2 strings. This configuration allows for efficient energy harvesting from multiple solar panel arrays.
What protection features are included in the Growatt WIT 50-100K-HU inverter?
The inverter includes comprehensive protection features such as overvoltage, undervoltage, overcurrent, and short-circuit protection, ensuring safe and reliable operation.
What communication and monitoring options are available for the Growatt WIT 50-100K-HU inverter?
The inverter supports various communication protocols, enabling remote monitoring and management. This ensures users can track performance and diagnose issues efficiently.
What is the warranty coverage for the Growatt WIT 50-100K-HU inverter?
Growatt typically offers a standard warranty for its inverters, which covers manufacturing defects and performance issues. Specific terms and duration should be confirmed with the supplier.
What are the installation requirements for the Growatt WIT 50-100K-HU inverter?
The inverter is designed for outdoor installation with an IP rating suitable for various environmental conditions. It operates efficiently within a wide temperature range, ensuring versatility in deployment.