Model Number: PV Inverter EA33KTLSI / EA40KTLSI
Key Specifications/Special Features:
FeatureMore Energy GeneratedTransformerless design, maximum conversion efficiency up to 98.6%, Europe efficiency up to 98.4%Three MPP inputsGain maximum energy generated by shadowed PV cells.
Wide MPPT voltage range (320 ~ 900V), longer daily power generation time
Intelligent MPPT algorithm
The maximum power point tracking is not affected by abrupt changeofillumination
Accurate identification technology of power change
Static MPPT is stable and accurate
Wide operating temperature range (– 25 °C ~ + 60 °C), continuous power generation at full load in high temperature
High Reliability
- Long lifetime design of film capacitor, 25 years of designed service life for complete machine
- Natural heat dissipation, waterproof, dust resistance, salt fog resistance and corrosion resistance
- Active+passive islanding protection
- Multilayer, step-by-step overcurrent, overvoltage, overtemperature and short-circuit protections for software and hardware
- 6 strings fault monitoring with rapid positioning
- Double modulation of three level SPWM and SVPWM, natural and smooth switch
- Adaptivecontrol, adapting to harsh weak power grids environment
- Harmonic current compensation, THD < 1%
- Supporting active and reactive power grid dispatch and SVG function at night
- LVRT function
- Status display with LED indicators, concise interface
- Built-in DC SPD and fuse, no need of DC combiner box, reducing cost for users
- DC shut-off circuit breaker for safe and convenient maintenance operating
- IP 65 protection level for outdoor use
- Wall mounting design, one-step forming of aluminum shell
- Standard RS485 / APP / GPRS / Wi-Fi / Bluetooth communications; Optional PLC viewing the system operation information
MODEL | EA33KTLSI | EA40KTLSI |
INPUT (DC) | ||
Max. DC input power | 33800 W | 40800 W |
Max. DC input voltage | 1000 V | |
Starting voltage | 200 V | |
Max. DC input current | 3 × 23 A | |
MPP voltage range | 320 ~ 900 V | |
Full-load MPP voltage range | 480 ~ 800 V | 580 ~ 850 V |
Number of MPP inputs | 3 | |
Nominal DC input voltage | 620 V | 680 V |
DC terminals | 2 × 6 | |
MPPT efficiency (static) | > 99.9% | |
Withstanding voltage & insulation for DC input against the enclosure | Basic insulation 3000 Vdc / 1 min | |
OUTPUT (AC) | ||
Rated output power | 30 KW | 36 KW |
Max. apparent power | 33 KVA | 40 KVA |
Rated output voltage | 3 × 380 / 400 / 415 Vac +N+PE | 3 × 277 / 480 Vac +PE |
Rated output current | 3 × 45.9 A | |
Max. allowable output current | 3 × 48 A | |
Rated frequency | 50 Hz / 60 Hz | |
DC component | < 0.5% (rated current) | |
THD | < 3% (rated power) | |
Power factor | 0.8 leading ~ 0.8 lagging | |
Withstanding voltage & insulation for AC output sides against the enclosure | Basic insulation 3000 Vdc / 1 min | |
EFFICIENCY | ||
Max. inverter efficiency | 98.7% | 98.9% |
Europe efficiency | 98.4% | 98.5% |
PROTECTIONS | ||
Input reverse connection protection | ●Yes | |
DC input switch | ●Yes | |
DC overvoltage and overload protection | ●Yes | |
Output AC short-circuit protection | ●Yes | |
AC overload, overcurrent limitation and protection | ●Yes | |
Grid over / under-voltage and unbalanced protection | ●Yes | |
Grid over / under-frequency protection | ●Yes | |
Leakage protection | ●Yes | |
Lightning protection | ●Yes | |
Islanding protection | Active and passive protection | |
DC surge protection | ●Yes | |
AC surge protection | ●Yes | |
Insulation resistance testing protection | ●Yes | |
CERTIFICATES AND APPROVALS | ||
Certificates | VDE / TUV / CE / CQC | |
Grid-connected standard | TUV / VDE-AR-N-4105 / G59 | |
EMC / safety | EN 61000-6-2, EN61000-6-3, EN 61000-3-2, EN 61000-3-3, EN 61000-3-11, EN 61000-3-12, EN / IEC 62109-1, EN / IEC 62109-2 | |
DISPLAY AND COMMUNICATIONS | ||
Display | LED indicators / Bluetooth / APP | |
RS485 | ●Yes | |
USB | ●Yes | |
PLC | Optional | |
APP and Bluetooth | ●Yes | |
OTHERS | ||
Standbyloss | < 15 W | |
Topology | Transformerless | |
MTBF | 40000 h | |
Warranty | 5 / 10 / 15 / 20 / 25 years optional | |
Operating temperature | – 25 °C ~ + 60 °C | |
Cooling | Natural cooling | |
Relative humidity | 0 ~ 100% non-condensing | |
IP rating | IP 65 | |
Max. operating altitude | 3000 m | |
Dimensions (W × D × H) (mm) | 260 × 580 × 800 | |
Packaged dimensions (W × D × H) (mm) | 690×935×345 | |
Net weight (kg) | ≤ 65 | |
Gross weight (kg) | < 70 |
Shipping Information:
- FOB Port: Shenzhen
- Lead Time: 25 - 30 days
Main Export Markets:
- Asia
- Australasia
- Central/South America
- Eastern Europe
- Mid East/Africa
- North America
- Western Europe
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