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LT 15000HD/LT 18000HD/LT 20000HD

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Leading - edge Technology

  1. Wide input voltage, DC input voltage up to 1000V.
  2. Maximum efficiency of 98.5%.
  3. T three level design, more efficient, more power generation
  4. Internal DC switch
  5. Compact design, low noise technique.
  6. Fanless design, easy maintenance.
  7. IP65 compatible
  8. Small size, light weight, easy installation.
  9. Film capacitor design,25 years of design service life.
  10. Standard configuration USB/WIFI, monitoring more flexible, more convenient.

Technical Specification

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