SPI320K~350K-B-H
1500V Three-phase On-grid String Inverter
SPI320K~350K-B-H Series
High efficient
● Advanced three-level technology max. efficiency 99.02%
● 12-16 MPPT optional, compatible with high-efficient PV
module
● Anti-PID and PID recovery function
System optimization
● The maximum support 400mm2 aluminum alloy cable
access, reduce the cost of AC cable
● Support broadband PLC communication, save cable investment
● Support night SVG and quick response
● Data sharing helps to optimize the algorithm of tracking bracket
Safe and reliable
● IP66 and C5 anti-corrosion grade, intelligent fan with IP68 protection
● Redundant power supply by AC and DC
● Built-in AC / DC SPD protection
Intelligent management
● Intelligent I-V and fault wave recording, quick failure analysis
● Smart online upgrade, easy for system maintenance
● Capacitor detection and life prediction reduce the failure risk
| Items | SPI320K-B-H | SPI350K-B-H |
|---|---|---|
| DC Input (PV) | ||
| Max. PV input voltage | 1500Vdc | |
| Rated input voltage | 1050Vdc | |
| Max. PV input current | 12×40A | |
| No. of MPPTs | 12 | |
| No.of PV strings per MPPT | 2 | |
| MPPT voltage range | 500~1500Vdc | |
| Starting voltage | 550Vdc | |
| DC switch | Yes | |
| AC Output (On-grid) | ||
| Rated AC output power | 320kW | 350kW |
| Max. output power | 352kVA | 355kVA |
| Rated AC output voltage | 800Vac | |
| Rated output current | 230.9A | 252.6A |
| Max. output current | 254A | 256.2A |
| Rated grid frequency | 50Hz/60Hz | |
| Grid frequency range | 45~55Hz/55~65Hz | |
| Power factor | >0.99 (rated power) | |
| Adjustable power factor | 0.8 (leading)~0.8 (lagging) | |
| THDi | <3% (rated power) | |
| Efficiency | ||
| Max. efficiency | 99.02% | |
| European efficiency | 98.80% | |
| MPPT efficiency | 99.90% | |
| Function and protection | ||
| Anti-islanding | Yes | |
| DC (PV) reversed connection | Yes | |
| AC short circuit protection | Yes | |
| Temperature protection | Yes | |
| Surge protection | DC Type II & AC Type II | |
| AFCI function | Yes (optional) | |
| Integrated PID function | Yes (optional) | |
| IV curve scan and diagnosis | Yes (optional) | |
| Support night SVG function | Yes (optional) | |
| General | ||
| Dimensions (W×H×D) | 1120×800×360mm | |
| Weight | 120kg | |
| IP grade | IP66 | |
| Self-consumption at night | <3W | |
| Cooling type | Intelligent forced air cooling | |
| Altitude | 4000m (>3000m derating) | |
| Operating temperature | -35~60ºC | |
| Relative humidity | 0~100% | |
| Display | LED+APP | |
| DC terminal | MC4 Terminal | |
| AC terminal | OT Terminal | |
| Installation method | Wall-mounted | |
| Communication | RS485, PLC (optional), WIFI(optional)/4G (optional), Bluetooth (optional) | |
| Certification | IEC/EN62109-1, IEC/EN62109-2, EN61000, IEC62116, IEC61727, IEC60068, IEC61683 | |
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