With CEI, G99, EN50549, NRS, CEI Certificates
SUPERIOR EFFICIENCY Maximum efficiency of 98.2% Large string current, compatible with large PV modules Wide voltage range, compatible with various power grids HIGH RELIABILITY IP65 protection level for outdoor installation Optional: DC/AC Type Il SPD Optional: AFCI function INTELLIGENT MAINTENANCE Power consumption monitoring Remote configuration and upgrade Quick commissioning via mobile app APPLICATION Family use
4kW/5kW/6kW Smart Grid-connected Inverter (Dual MPPT): Designed for home and small commercial photovoltaic systems, it is equipped with dual-channel MPPT tracking technology to effectively improve the power generation efficiency in the case of shadows or component differences, supports mobile phone remote monitoring, has a protection level of IP65, and is suitable for rooftop and outdoor installation scenarios.
| Model | OST 4KTL-D15 | OST 5KTL-D15 | OST 6KTL-D15 | |
| Efficiency | ||||
| Max. Efficiency | 98.2% | 98.2% | 98.2% | |
| European Efficiency | 97.0% | 97.3% | 97.4% | |
| Input(PV) | ||||
| Max. Input Voltage | 550V | |||
| Max. PV configuration (STC) | 150% | |||
| Rated Input Voltage | 360V | |||
| Max. Input Current | 30A (2*15A) | |||
| Max.Short Circuit Current | 40A (2*20A) | |||
| Start Input Voltage | 90V | |||
| MPPT Operating Voltage Range | 70V-540V | |||
| Max. Number of PV Strings | 2 (1/1) | |||
| No. of MPPTs | 2 | |||
| Output(Grid) | ||||
| Rated AC Active Power | 4,000W | 5,000W | 6,000W | |
| Max. AC Apparent Power | 4,400VA | 5,500VA | 6,000VA | |
| Max. AC Active Power (PF=1) | 4,400W | 5,500W | 6,000W | |
| Max. AC Output Current | 20A | 25A | 27.3A | |
| Rated AC Voltage | 220V/230V, L+N+PE | |||
| AC Voltage Range ① | 160V-300V (Adjustable) | |||
| Rated Grid Frequency | 50Hz / 60Hz | |||
| Grid Frequency Range ② | 45Hz-55Hz / 55Hz-65Hz (Adjustable) | |||
| THDI | <3% (Rated Power) | |||
| DC Current Injection | <0.5%ln | |||
| Power Factor | >0.99 Rated power (Adjustable 0.8 LD-0.8 LG) | |||
| Protection | ||||
| DC switch | Support | |||
| Anti-islanding protection | Support | |||
| AC overcurrent protection | Support | |||
| AC short circuit protection | Support | |||
| DC reverse connection | Support | |||
| Surge Arrester | DC Type III(Type II optional) / AC Type III(Type II optional) | |||
| Insulation detection | Support | |||
| Leakage current protection | Support | |||
| General | ||||
| Topology | Transformerless | |||
| IP Rating | IP65 | |||
| Night Self Consumption | <1W(Standard) | |||
| Cooling | Natural cooling | |||
| Operating Temperature Range | -25℃ to +60℃ | |||
| Relative Humidity Range | 0-100% | |||
| Max. Operating Altitude | 4000m | |||
| Noise (typical) | 30dB | |||
| Dimensions (W*H*D) | 350mm*347mm*137mm | |||
| Weight | 8.5kgs | |||
| HMI & COM | ||||
| Display | Wireless & APP+LED, LCD (Optional) | |||
| Communication interface | Optional: WiFi / GPRS / RS485 / LAN | |||
| Certification | ||||
| Safety | IEC62109-1/2 | |||
| Grid / EMC | IEC 61000-1/2/3/4, IEC 61727/62116, CEI 021 | |||
| Warranty | 5 Years | |||
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