Growatt WIT 50-100K-HU-US
The Growatt WIT 50-100K-HU-US 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. Its high input voltage capacity and advanced technology make it an ideal choice for maximizing solar energy utilization.
Technical Specifications
| Parameter | WIT 50K-HU-US | WIT 63K-HU-US | WIT 75K-HU-US | WIT 100K-HU-US |
|---|---|---|---|---|
| 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 (16A per string) | |||
| Max. short-circuit current per MPPT tracker | 40A (20A per string) | |||
| No. of PV strings per MPPT tracker | 2 | |||
| No. of MPP trackers | 7 | 8 | 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 | 277/480V, -15%~+10% | |||
| AC grid frequency/range | 50/60Hz, 45-55Hz/55-65Hz | |||
| Max. output current | 66.2A | 83.4A | 99.3A | 132.4A |
| Adjustable power factor | 1,...,-1 | |||
| THD | <3% (@100% load) | |||
| AC grid connection type | 3P3W+PE/3P4W+PE | |||
| Efficiency | ||||
| Max. efficiency | 98.2% | |||
| Protection Features | ||||
| DC 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 | Opt | |||
| AFCI function | Opt | |||
| Mechanical Data | ||||
| Dimensions (W×H×D) | 33.5/53.1/20.1 inch (850/1350/510mm) | |||
| Weight | 337.3 lbs (153kg) | 352.7 lbs (160kg) | ||
| Operating temperature range | -22°F~+140°F, >122°F derating | |||
| Relative humidity | 0~100% | |||
| Altitude | ≤13123ft(4000m) | |||
| Topology | Transformerless | |||
| Cooling | Smart air cooling | |||
| Enclosure | IP66/NEMA 4X | |||
| Display | OLED+LED/WIFI+APP | |||
| Interfaces: RS485/CAN | Yes | |||
| Interfaces: WIFI/GLAN | Yes 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 (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 50-100K-HU-US inverter?
The Growatt WIT 50-100K-HU-US inverter has a maximum AC apparent power of 55kVA and an AC nominal power of 50kW. It is designed to deliver high efficiency, ensuring optimal energy conversion from solar panels to the grid.
What are the PV input specifications for the Growatt WIT 50-100K-HU-US 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, with an operational range from 180V to 800V.
What are the AC output specifications of the Growatt WIT 50-100K-HU-US inverter?
The inverter provides a nominal AC voltage of 277/480V with a range of -15% to +10%. It operates at an AC grid frequency of 50/60Hz, with a frequency range of 45-55Hz/55-65Hz.
How many MPPT trackers and strings does the Growatt WIT 50-100K-HU-US inverter support?
This inverter is equipped with 7 MPPT trackers, each capable of handling 2 PV strings, allowing for flexible and efficient solar panel configurations.
What protection features are included in the Growatt WIT 50-100K-HU-US inverter?
The inverter includes comprehensive protection features such as overvoltage, short-circuit, and overcurrent protection, ensuring safe and reliable operation under various conditions.
What communication and monitoring options are available for the Growatt WIT 50-100K-HU-US inverter?
The inverter supports advanced communication and monitoring options, including remote monitoring capabilities, to ensure efficient management and performance tracking of the solar power system.
What is the warranty coverage for the Growatt WIT 50-100K-HU-US inverter?
Growatt typically offers a standard warranty for its inverters, which covers manufacturing defects and performance issues. Specific warranty terms should be verified with the supplier or manufacturer.
What are the installation requirements for the Growatt WIT 50-100K-HU-US 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 environmental conditions.