Growatt (WIT 10-15K-HU)
- Max. string current up to 20A
- Max. charging/discharging current of 290A
- 100% unbalanced output: each phase up to 50% rated power
- 200% overload capability for 10 seconds
- Support UPS function and black start
- Integrated with generator input and smart load control
- WIT 10K-HU model
General Specifications
- Dimensions (W / H / D): 475 mm / 698 mm / 240 mm
- Weight: 43 kg
- Operating temperature range: –30°C to +60°C (derating above 45°C)
- Noise: ≤50 dB(A)
- Relative humidity: 0–100%
- Max altitude: 3000 m
- Topology: Transformerless
- Cooling: Smart air cooling
- Ingress protection: IP66
- Display: OLED / LED + APP
- Interfaces: RS485 / USB, WIFI / LAN
- Warranty: 5 / 10 years
WIT 10K-HU Specification
🔌 PV Input Data
- Max. recommended PV power (STC): 19200W
- Max. input voltage: 1000V
- Start voltage: 180V
- Nominal voltage: 600V
- MPPT voltage range: 150V – 850V
- Max. input current per MPP tracker: 20A
- Max. short-circuit current per MPP tracker: 25A
- Number of MPP trackers: 2
- Number of PV strings per MPP tracker: 1
🔋 Battery Data (DC)
- Battery type: Lead-acid or Lithium-ion
- Battery voltage range / Rated voltage: 40–60V / 51.2V
- Max. charging/discharging current: 220A
- BMS communication: RS485 / CAN
⚡ AC Output Data (Grid)
- AC nominal power: 10000W
- Max. AC apparent power: 11000VA
- Nominal AC voltage / range: 220V/380V, 230V/400V, -15% ~ +10%
- Nominal AC grid frequency / range: 50/60Hz, 4565Hz
- Max. output current: 16.7A @ 220V / 15.9A @ 230V
- Adjustable power factor: -1 … +1
- THDi: <3%
- AC grid connection type: 3P3W + PE / 3P4W + PE
🔌 Backup Power Output (AC)
- Rated AC output power: 10000W
- Max. AC apparent power: 11000VA
- Rated AC output voltage: 220V/380V, 230V/400V
- Nominal AC output frequency: 50/60Hz
- Max. output current (Backup): 30.3A @ 220V / 29A @ 230V
- THDv: 3% (Linear load)
- Load unbalance: 100% three-phase unbalanced
- On/off grid transfer time: 10 ms
🌟 Efficiency
- Max. efficiency: 97.60%
- European efficiency: 97.00%
- MPPT efficiency: 99.90%
🛡 Protection
- PV reverse polarity protection: ✔️
- DC switch: ✔️
- DC/AC surge protection: Type II / Type III
- Insulation resistance monitoring: ✔️
- Residual-current monitoring unit: ✔️
- AC short-circuit protection: ✔️
- Ground fault monitoring: ✔️
- Grid monitoring: ✔️
- Strings monitoring: ✔️
- Anti-islanding protection: ✔️
- PID protection: Optional
- AFCI function: Optional
