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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.

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DAHAI SOLAR S.R.L. · Oltenița, jud. Călărași · CUI 48970762

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