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Growatt · from DAHAI SOLAR, authorised EU distributor
WIT 29.9/30/36/40/50K-XHU
Three-phase hybrid inverter for C&I, 29.9–50 kW
29.9–50 kW
- three-phase
- 4 MPPT
- 3 battery inputs, 200–900 V
- IP66
A three-phase hybrid inverter for commercial sites with storage, from 29.9 to 50 kW, with four MPPT trackers and three battery inputs from 200 to 900 V. IP66.
DAHAI SOLAR SRL is a first-tier authorised distributor of Growatt products for the EU market (certificate GRT298JZ19). About the Growatt authorisation
Specification
| Version | WIT 29.9K-XHU | WIT 30K-XHU | WIT 36K-XHU | WIT 40K-XHU | WIT 50K-XHU |
|---|---|---|---|---|---|
| Battery | high-voltage, 200–900 V (recommended 512 V), 3 battery inputs | ||||
| Battery voltage range | 200–900 V | ||||
| Full load battery voltage range | 200–800 V | 200–800 V | 225–800 V | 250–800 V | 310–800 V |
| Recommended battery voltage | 512 V | ||||
| Battery inputs | 3 | ||||
| Max. charge discharge current | 55 × 3 | ||||
| BMS communication | RS485/CAN | ||||
| Maximum recommended solar power | 59.8 kW | 60 kW | 72 kW | 80 kW | 100 kW |
| PV start voltage | 195 V | ||||
| Maximum DC input voltage | 1,100 V | ||||
| PV nominal voltage | 620 V | ||||
| Max. PV open circuit voltage | 1,000 V | ||||
| MPPT voltage range | 180–1000 V | ||||
| Full load DC voltage range | 375–850 V | 375–850 V | 450–850 V | 500–850 V | 620–850 V |
| Max. input current per MPPT | 40 A | ||||
| Max. short circuit current per MPPT | 50 A | ||||
| PV strings per MPPT | 2 | ||||
| MPPT trackers | 4 | ||||
| AC output nominal power | 29.9 kW | 30 kW | 36 kW | 40 kW | 50 kW |
| AC input nominal power | 59.8 kW | 60 kW | 72 kW | 80 kW | 100 kW |
| Max. AC output apparent power | 29.9 kVA | 33 kVA | 39.6 kVA | 44 kVA | 55 kVA |
| Max. AC input apparent power | 59.8 kVA | 66 kVA | 79.2 kVA | 88 kVA | 110 kVA |
| Max. grid input current | 90.6 A | 100 A | 120 A | 133.3 A | 166.7 A |
| Max. grid output current | 45.3 A | 50 A | 60 A | 66.7 A | 83.3 A |
| Max. input current GEN AC couple | 90.6/45.3 A | 100/45.5 A | 120/54.5 A | 133.3/60.7 A | 166.7/75.7 A |
| Max. continuous AC passthrough current | 200 A | ||||
| Grid nominal voltage | 380/400 V, -15% to 10% | ||||
| Grid frequency | 50/60 Hz, 45–55 Hz / 55–65 Hz | ||||
| Power factor | >0.99 at nominal power; adjustable -1 … +1 | ||||
| THDi | <3% | ||||
| AC connection | 3P3W+PE / 3P4W+PE | ||||
| Backup power | 29.9 kW | 30 kW | 36 kW | 40 kW | 50 kW |
| Backup max. apparent power | 29.9 kVA | 45 kVA | 54 kVA | 60 kVA | 75 kVA |
| Backup voltage | 220/230 V (L-N), 380/400 V (L-L) | ||||
| Backup frequency | 50/60 Hz | ||||
| Backup max. output current | 68 A | 68.2 A | 81.8 A | 91 A | 113.6 A |
| Off grid overload | 1.5 × rated power, 10 s | ||||
| THDv | <3% (@linear full load) | ||||
| Switch to backup | ≤10 ms | ||||
| Load unbalance | 100% three-phase unbalanced output (page-1 bullet) | ||||
| Units in parallel | multi-system operation in parallel in off-grid mode (page-1 bullet; no number given) | ||||
| Generator | DG input and smart load function (page-1 bullet) | ||||
| Peak efficiency | 98.1 % | ||||
| Protection | DC reverse polarity protection / Battery reverse protection / Insulation resistance monitoring / AC/DC surge protection: Type II / AC short-circuit protection / Ground fault monitoring / Grid monitoring / String monitoring / Anti-islanding protection / Residual-current monitoring unit | ||||
| Dimensions | 920 × 585 × 320 (W × H × D) | ||||
| Weight | 90 kg | ||||
| Operating temperature | -30 to +60 (derating above 50) | ||||
| Noise | ≤55 dB | ||||
| Maximum altitude | 4,000 m | ||||
| Topology | transformerless | ||||
| Cooling | smart air cooling | ||||
| Protection rating | IP66 | ||||
| Relative humidity | 0–95% | ||||
| Display | OLED + LED / app | ||||
| Communication | RS485/USB/CAN; Wi-Fi/LAN optional | ||||
Figures from Growatt's datasheet. The datasheet in force prevails.
Highlights from the datasheet
- 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
Warranty
5 / 10 years: Yes/Opt
Certificates and standards
- CE/CB
- ROHS
- IEC 62109-1
- IEC 62109-2
- IEC 62477-1
- EN 62920
- IEC 61000-6-4
- IEC 61000-6-2
- IEC 61000-3-12
- IEC 61000-3-11
- EN 55011
- IEC 62116
- IEC 61727
- IEC 61683
- IEC 60068-2-1
- NRS097-2-1
Certificate PDFs on request: we send them with every quote.
Request a quote for WIT 29.9/30/36/40/50K-XHU
Tell us how many and where. We'll send the offer with the datasheet and the certificates.
DAHAI SOLAR S.R.L. · Oltenița, jud. Călărași · CUI 48970762
Quote for WIT 29.9/30/36/40/50K-XHU
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