SPI3125K-B-HUD/T
Central Inverter & Transformer Turnkey Solution for 1500V System
SPI3125K-B-HUD/T
Highly integrated - turnkey solution
● Integrated with outdoor central PV inverter for 1500V System
● Equipped with inverter & transformer system (10kV~35kV optional)
● Integrated intelligent transformer measurement and control device, one-stop solar farm communication solution
Lean intelligence - full monitoring collection
● Integrated multi - function transformer measurement and control device, intelligent operation management
● Unified external communication interface, rapid deployment
and debugging
● Intelligent I-V and fault wave recording, quick failure analysis
Efficient and stable - reliable
● IP55 design, high environmental adaptability
● Optimized inverter and step up unit, higher system
efficiency
Lower investment, higher income
● Integrated connection of inverter and transformer, reduce system cost
● Reserve energy storage interface for future PV+ESS projects
● Support night SVG function, reduce construction cost
| Items | SPI3125K-B-HUD/T |
|---|---|
| DC Input | |
| Max. PV input voltage | 1500Vdc |
| Max. PV input current | 3992A |
| No. of PV input strings | 16~24 optional |
| No. of MPPTs | 2 (1 optional) |
| MPPT voltage range | 875~1500Vdc |
| Starting voltage | 915Vdc |
| MPPT efficiency | >99.9% |
| AC Output | |
| Rated AC output power | 3125kW |
| Max. output power | 3438kVA |
| Rated grid voltage | 10~35kV |
| Rated grid frequency | 50Hz/60Hz |
| Power factor | >0.99 (at rated power) |
| PF adjustable range | 0.8 leading~0.8 lagging |
| THDi | <3% (at rated power) |
| Inverter efficiency | |
| Max. efficiency | 99.02% |
| European efficiency | 98.55% |
| Tranformer | |
| Transformer type | oil-immersed transformer |
| Rated power | 3125kVA |
| Voltage transformation ratio | 3438kVA |
| Isolation mode | Dy11/Yd11 |
| Protection | |
| LVRT function | Yes |
| Fault wave record diagnosis | Yes |
| Online upgrade | Yes |
| Night SVG function | Yes |
| Anti-PID function | Optional |
| Transformer measuring and controling device | Yes |
| General | |
| Dimensions (W×H×D) | 5500×2650×2438mm |
| Weight | 13T |
| IP grade | IP55 |
| Transformer cooling type | ONAN |
| Inverter cooling type | Intelligent forced air cooling |
| Altitude | 3000m (>3000m optional) |
| Operating temperature range | -35ºC~60ºC |
| Relative humidity | 0~100% |
| Display | LCD |
| Communication | Ethernet, RS485 |
