Growatt WIT 29.9-50K-XHU
The Growatt WIT 29.9-50K-XHU solar inverter is engineered for optimal performance with a maximum recommended PV power of 59.8kW and a robust DC voltage capacity of 1100V. Its flexible battery voltage range from 200V to 900V ensures seamless integration with various energy storage systems.
Technical Specifications
| Parameter | WIT 29.9K-XHU | WIT 30K-XHU | WIT 36K-XHU | WIT 40K-XHU | WIT 50K-XHU |
|---|---|---|---|---|---|
| PV Input | |||||
| Max. recommended PV power | 59.8kW | 60kW | 72kW | 80kW | 100kW |
| Max. DC voltage | 1100V | ||||
| Nominal voltage | 620V | ||||
| Max. open circuit voltage of PV | 1000V | ||||
| Operating voltage range | 180V-1000V | ||||
| Full load DC voltage range | 375V-850V | 375V-850V | 450V-850V | 500V-850V | 620V-850V |
| Max. input current per MPPT tracker | 40A | ||||
| Max. short-circuit current per MPPT tracker | 50A | ||||
| No. of MPPT trackers | 2 | 2 | 4 | 4 | 4 |
| Battery Input | |||||
| Battery voltage range | 200-900V | ||||
| Full load battery voltage range | 200-800V | 200-800V | 225-800V | 250-800V | 310-800V |
| Recommended battery voltage | 512V | ||||
| No. of battery strings | 3 | ||||
| Max. charging/discharging current | 54A/3 | ||||
| BMS communication | RS485/CAN | ||||
| AC Output | |||||
| AC input/output nominal power(Grid) | 59.8kW/29.9kW | 60kW/30kW | 72kW/36kW | 80kW/40kW | 100kW/50kW |
| Max. AC input/output apparent power | 59.8kVA/29.9kVA | 66kVA/33kVA | 79.2kVA/39.6kVA | 88kVA/44kVA | 110kVA/55kVA |
| Max. input current(Grid) | 90/64A/45.3A | 100/45.5A | 120/54.5A | 133.3/66.7A | 166.7/83.3A |
| Nominal AC voltage/range | 380/400V - 15%~10% | ||||
| Nominal AC grid frequency/range | 50Hz/60Hz, 45-55Hz/55-65Hz | ||||
| Power Factor(@nominal power) | >0.99 | ||||
| THD | <3% | ||||
| AC grid connection type | 3P3W+PE/3P4W+PE | ||||
| Efficiency | |||||
| Max. efficiency | 98.1% | ||||
| Protection Features | |||||
| DC reverse polarity protection | Yes | ||||
| Battery reverse protection | Yes | ||||
| Insulation resistance monitoring | Yes | ||||
| AC/DC surge protection | Type II | ||||
| AC short-circuit protection | Yes | ||||
| Ground fault monitoring | Yes | ||||
| Grid monitoring | Yes | ||||
| String monitoring | Yes | ||||
| Anti-islanding protection | Yes | ||||
| Residual-current monitoring unit | Yes | ||||
| Mechanical Data | |||||
| Dimensions (W/H/D) | 920/585/320mm | ||||
| Weight | 90kg | ||||
| Operating temperature range | -30°C - 60°C (+50°C derating) | ||||
| Noise emission | <55dB | ||||
| Altitude | 4000m | ||||
| Topology | Transformerless | ||||
| Cooling | Smart air cooling | ||||
| Protection degree | IP66 | ||||
| Relative humidity | 0~95% | ||||
| Communication | |||||
| Display | OLED+LED/APP | ||||
| Interfaces | RS485/USB/CAN, WiFi/LAN(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
Multiple MPPTs and battery input
Support DG input and smart load function
Support UPS function and black start function
Support multi-system operation in parallel in off-grid mode
Intelligent air cooling, no derating at 50°C ambient temperature
100% three-phase unbalanced output and 150% off-grid overload capacity
Strong power grid adaptability, supporting weak grid environments with SCR<1.2
Applications & Use Cases
Typical Applications
- Residential solar systems
- Commercial installations
- Industrial solar plants
- Utility-scale projects
- Smart grid integration
Regional Installation Notes (Saudi Arabia)
Climate Suitability: Ideal for Saudi Arabia'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 29.9-50K-XHU inverter?
The Growatt WIT 29.9-50K-XHU inverter has a maximum recommended PV power of 59.8kW. It is designed to deliver high efficiency, ensuring optimal energy conversion from solar panels.
What are the PV input specifications for this inverter?
The inverter supports a maximum DC voltage of 1100V and a nominal voltage of 620V. It operates within a voltage range of 180V to 1000V, with a full load DC voltage range from 375V to 850V.
What are the AC output specifications of the Growatt WIT 29.9-50K-XHU?
The inverter is designed to efficiently convert DC to AC power, suitable for grid-tied applications. Specific AC output details should be referenced from the product manual for precise values.
How many MPPT trackers and strings does this inverter support?
The Growatt WIT 29.9-50K-XHU features 2 MPPT trackers, allowing for optimized solar energy capture. It supports multiple strings, enhancing flexibility in solar panel configuration.
What protection features are included in this inverter?
The inverter includes comprehensive protection features such as overvoltage, short-circuit, and overcurrent protection, ensuring safe and reliable operation.
What communication and monitoring options are available?
The inverter supports BMS communication via RS485 and CAN, allowing for effective monitoring and management of the solar power system.
What is the warranty coverage for the Growatt WIT 29.9-50K-XHU?
Growatt typically offers a standard warranty for its inverters, covering manufacturing defects and performance issues. Specific warranty terms should be confirmed with the supplier.
What are the installation requirements for this inverter?
The inverter is designed for outdoor installation with an appropriate IP rating for weather resistance. It operates efficiently within a specified temperature range, ensuring reliable performance in various climates.