Leading – edge Technology
- Wide input voltage,DC input voltage up to 1000V
- Maximum efficiency of 98.5%
- T three level design,more efficient,more power generation
- Intenal DC switch
- Compact design,nofan,low noise technique
- Fanless design,easy maintenance
- IP65 compatible
- Smail size,light weight,easy installation
- Film capacitor design,25 years of design service life
- Standard configuration USB/WIFI,monitoring more flexible,more convenient
| Technical specitications | |||
| DATA SHEET | LT 15000HD | LT 18000HD | LT 20000HD |
| INPUT DATA (DC) | |||
| Max. DC power | 16000W | 19200W | 22000W |
| Max. DC voltage | 1000V | 1000V | 1000V |
| Start voltage | 250V | 250V | 250V |
| PV voltage range | 250-1000V | 250-1000V | 250-1000V |
| MPP work voltage range / nominal voltage | 250-800V/650V | 250-800V/650V | 250-800V/650V |
| Full load dc voltage range | 400-800V | 400-800V | 450-800V |
| Max. input current per string of tracker A/tracker B | 30A/30A | 33A/33A | 35A/35A |
| Number of independent MPP trackers/strings per MPP tracker | 2/3 | 2/3 | 2/3 |
| OUTPUT (AC) | |||
| Rated AC output power | 15000W | 18000W | 20000W |
| Max. AC apparent power | 15KVA | 18KVA | 20KVA |
| Max. output current | 24.3A | 29.2A | 32.3A |
| AC nominal voltage; range | 220V/230V/240V 180-280Vac | 220V/230V/240V 180-280Vac | 220V/230V/240V 180-280Vac |
| AC grid frequency; range | 50Hz, 60Hz; ± 5Hz | 50Hz, 60Hz; ± 5Hz | 50Hz, 60Hz; ± 5Hz |
| Power factor | 0.8 leading…0.8 lagging | 0.8 leading…0.8 lagging | 0.8 leading…0.8 lagging |
| THDI | less than3% (at nominal output power) |
less than3% (at nominal output power) |
less than3% (at nominal output power) |
| AC grid connection type | 3/N/PE | 3/N/PE | 3/N/PE |
| efficiency | |||
| Max. efficiency | 98.5% | 98.5% | 98.5% |
| Euro-eta | 97.8% | 97.8% | 97.8% |
| MPPT efficiency | 99.9% | 99.9% | 99.9% |
| Protection DEVICES | |||
| DC reverse polarity protection | yes | yes | yes |
| DC switch for each MPPT | yes | yes | yes |
| Output over current protection | yes | yes | yes |
| Output overvoltage protection-varistor | yes | yes | yes |
| Ground fault monitoring | yes | yes | yes |
| Grid monitoring | yes | yes | yes |
| Integrated all-pole sensitive Leakage current monitoring unit |
yes | yes | yes |
| GENERAL DATA | |||
| Dimensions (W/H/D) | 476*575*265mm | 476*575*265mm | 476*575*265mm |
| Weight | 45KG | 45KG | 45KG |
| Operating temperature range | -25°C to 60°C | -25°C to 60°C | -25°C to 60°C |
| Noise emission(typical) | 30dB(A) | 30dB(A) | 30dB(A) |
| Altitude | 2000m without derating | 2000m without derating | 2000m without derating |
| Self-Consumption(night) | less than 0.5W | less than 0.5W | less than 0.5W |
| Topology | Transformerless | Transformerless | Transformerless |
| Cooling concept | Natural | Natural | Natural |
| Environmental Protection Rating | IP65 | IP65 | IP65 |
| Relative Humidity | 100% | 100% | 100% |
| FEATURES | |||
| DC connection | H4/MC4 | H4/MC4 | H4/MC4 |
| AC connection | C16/3 | C16/3 | C16/3 |
| Display | LCD | LCD | LCD |
| Interfaces:USB/Wi-Fi/GPRS/RS485 | yes/yes/yes/opt | yes/yes/yes/opt | yes/yes/yes/opt |
| Warranty: 5 years/ 10 years | yes/opt | yes/opt | yes/opt |
| CERTIFICATE AND APPROVALS | |||
| CE, VDE 0126-1-1, IEC 62109, G83-2, G59-3, AS4777, AS/NZS 3100, VDE-AR-N4105, EN50438, EN62116, CQC, MEA, PEA, IEC61683 | |||
