SL17-25KRG-W

Three Phase Grid-Connection Inverter

  • Efficient Income

    • Low voltage start-up, early power generation and multi-income
    • Max. 16A string current access, with strong component adaptability
    • Support 150% DC side over-distribution to increase power generation
    • Wide range of MPPT and more flexible component configuration
    • Internal integrated PID repair and protection functions

  • Safe and Reliable

    • Intelligent arc monitoring to ensure the safety of power stations
    • AC/DC secondary lightning protec tion design to make the system safer
    • IP66 protection degree, for better environmental adaptability

  • Intelligent and Friendly

    • Intelligent I-V curve scanning for accurate fault position
    • LED & LCD design, more friendly display
    • Support RS485/4G/WIFI and other communication modes
    • The software supports rapid upgrade of USB port
    • Screw-free face cover design, simple and elegant

Parameter List

Technical Data

SL17KRG-W

SL20KRG-W

SL22KRG-W

SL25KRG-W

Input Data (DC)

Max. Input Power (for Module STC)

25.5 kW

30 kW

33 kW

37.5 kW

Max. DC Voltage

1100 V

Start-up Voltage

180 V

Nominal Voltage

600 V

MPPT Voltage Range

160~1000 V

No. of MPP Trackers

2

No. of PV Strings per MPP Tracker

2 / 2

Max. Input Current per MPP Tracker

32A / 32A

Output Data (AC)

Nominal Output Power

17 kW

20 kW

22 kW

25 kW

Max. AC Apparent Power

18.7 kVA

22 kVA

24.2 kVA

27.5 kVA

Nominal AC Voltage

230 V / 400 V

AC Grid Frequency (Range)

50 / 60 Hz (45 ~ 55 Hz / 55 ~ 65 Hz)

Max. Output Current (PF=0.9)

28.4 A

33.4 A

36.8 A

41.8 A

Power Factor (Rated Power)

>0.99

Adjustable Power Factor

0.8leading…0.8lagging

THDi

<3%

AC Grid Connection Type

3L/N/PE or 3L/PE

Efficiency

Max. Efficiency

98.5%

European Efficiency

98.1%

MPPT Efficiency

99.9%

Protection

Anti Reverse Power Function

Optional

DC Reverse Polarity Protection

Yes

DC Switch

Yes

AC/DC Surge Protection

Type II

Insulation Resistance Monitoring

Yes

RCD Detection (GFCI)

Yes

AC Short-circuit Protection

Yes

Grid Monitoring

Yes

Anti-islanding Protection

Yes

Residual-current Monitoring Unit

Yes

PID Recovery Function

Optional

String Fault Monitoring

Yes

AFCI Protection

Optional

General Data

Dimensions (W×H×D)

520 × 420 × 242 mm

Weight

≤25kg

Operating Temperature Range

–25°C ~ +60°C (>45°C derating)

Relative Humidity

0~100%

Altitude

4000 m (>2000 m derating)

Self-consumption at Night

<1W

Topology

Transformerless

Cooling

Intelligent Air Cooling

Protection Degree

IP66

DC Connection

H4 / MC4(Optional)

Guarantee Period

5 Years / 10 Years(Optional)

Display and Communication

Display

LED & LCD

Communication

Yes:RS485/USB,Optional:4G/WiFi

Criteria Met

Grid Connection Standards

G98/G99, VDE0126, VDE4105, VDE0124, EN50438, EN50549-1/2, CEI0-21/CEI0-16, AS 4777.2, IEC61727, IEC62116, PEA, MEA

Safety Standards

IEC62109-1/2, IEC62116, IEC61727, IEC61683, IEC60068(1,2,14,30)

EMC Standards

EN61000-6-1/2/3/4

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