Complaint
| Model | hopeSun 5KTL | hopeSun 6KTL | hopeSun 8KTL | |
DC input | Max. DC Voltage | 550V | ||
| Starting Voltage | 140V | |||
| MPPT Voltage Range | 90V-500V | |||
| MPPT Range Full Load | 200V~480V | 240V~480V | 220V~480V | |
| Max. Input Current of Each MPPT | 13A/13A | 25A/13A | ||
| Max. short-circuit current | 19A/19A | 38A/19A | ||
| Number of DC Inputs | 1/1 | 2/1 | ||
| MPPT Number | 2 | |||
AC Output | Rated Output Power | 5KW | 6KW | 8KW |
| Max. Active Power (cosθ=1) | 5.5KW | 6.6KW | 8.8KW | |
| Rated Output Voltage | 220V/230V(Single-phase) | |||
| Operating Voltage Range | 172.5V~276V | |||
| Max. Output Current | 25A | 30A | 40A | |
| Rated Grid Frequency | 50Hz/60Hz | |||
| Power Factor | 0.8(Leading)~0.8(Lagging) | |||
| THD | <3% | |||
System Parameters | Max. Efficiency | 98.47% | 98.55% | 98.59% |
| European Efficiency | 98.00% | |||
| AC/DC SPD | Yes | |||
| Anti-Islanding Protection | Yes | |||
| Insulation Impedance Detection | Yes | |||
| Residual Leakage Current Detection | Yes | |||
| PV String Fault Detection | Yes | |||
| Output Overcurrent Protection | Yes | |||
| Protection Degree | IP65 | |||
| Operating Temperature Range | -25ºC ~ +60ºC | |||
| Cooling System | Natural Cooling | |||
| Standby Power Consumption | <1W | |||
| Topology | Transformerless | |||
| Operating Altitude | 4000m (Derating above 3000m) | |||
| Display | LED Indicator + APP | |||
| Communication | WiFi / GPRS / 4G | |||
| Certification | IEC61683 / IEC62109 / IEC61000 / IEC62116 / IEC61727 / iNMETRO | |||
| Mechanical Parameters | Dimensions (W*H*D) | 325*380*177mm | ||
| Weight | ≤14kg | |||
Since its establishment in 2002, Shandong Longguang Tianxu Solar Energy Co., Ltd (hereinafter referred to as "Tianxu") has always engaged itself in the R&D, production, sales and service of high borosilicate glass tubes and new energy products including solar water heaters, solar vacuum tubes, solar heat collecting project, air source heat pump, photovoltaic products, etc.
Tianxu has 10 sets of electric furnaces, 70 sets of solar vacuum tube production line and 3 sets of solar water heater production lines. The annual output has reached one million tons of high borosilicate glass, over 16 million solar vacuum tubes makes Tianxu the largest manufacturing base of high borosilicate glass tubes and solar vacuum tubes.
In 2015, Tianxu established a joint venture company with Beijing Tsinghua Solar Co., Ltd- the solar vacuum tube technology initiator in the world. The newly established company has the world's most advanced solar vacuum tube production lines.
