KSTAR BluE-20KT-M1 String Grid Tied PV Inverter 5KW 3/N/PE AC400V 50

The KSTAR Blue-20KT-M1 is a high-capacity, three-phase grid-tied inverter designed to maximize solar energy output for large residential and commercial installations. With 20 kW of nominal power, advanced MPPT technology, and robust environmental protection, this inverter is engineered for efficiency and durability. It supports remote monitoring for seamless energy management.

Nominal AC Output Power: Supplies up to 20 kW, ideal for larger energy demands in residential and commercial setups.
Superior Efficiency: Achieves a maximum efficiency of 98.6%, ensuring optimal energy conversion.
Advanced Dual MPPT: Features two MPPT trackers with a wide voltage range (140 V – 1000 V) for efficient solar energy harvesting.
Rugged and Reliable: IP66 protection and a cooling system suited for various climates, operating from -25°C to +60°C.
Smart Monitoring: Equipped with RS485, Wi-Fi, and optional 4G connectivity for remote monitoring and real-time energy tracking.

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Technical Details

BluE-5KT-M1

Solar Energy Input

Maximum DC Voltage: 1100 V
Nominal Voltage: 620 V
Start Voltage: 180 V
MPPT Voltage Range: 140 V – 1000 V
Number of MPPT Trackers: 2
Strings per MPPT Tracker: 1
Maximum Input Current per MPPT: 15 A
Maximum Short-circuit Current per MPPT: 20 A

AC Output (Grid)

Nominal AC Output Power: 5 kW
Maximum AC Apparent Power: 5500 VA
Nominal AC Voltage: 400 V 3L+N
Output Frequency: 50/60 Hz ±5 Hz
Maximum Output Current: 9.6 A
Power Factor (cosΦ): 0.8 leading - 0.8 lagging
Total Harmonic Distortion (THD): <3%

Efficiency

Maximum Efficiency: 98.4%
European Efficiency: 97.5%

Protection

Anti-islanding Protection: Yes
Output Overcurrent Protection: Yes
DC Reverse Polarity Protection: Yes
String Fault Detection: Yes
Insulation Detection: Yes
AC/DC Surge Protection: DC Type II, AC Type III

Application Environment

Operating Temperature: -25°C to +60°C
Maximum Operating Altitude: 4000 m
Relative Humidity: 0 – 100% (No condensation)
Cooling Type: Natural cooling
Protection Degree: IP66

System Parameters

Dimensions (W × H × D): 380 x 483 x 161 mm
Weight: <17 kg
Communication Methods: RS485, Wi-Fi, optional 4G
Display: LCD

Certifications and Standards

Safety: EN/IEC 62109-1/2, IEC/EN 61000-6-2, IEC/EN 61000-6-4, IEC 61683, IEC 60068, IEC 60529, IEC 62116, IEC 61727, EN 50549-1, AS 4777.2, VDE-AR-N-4105, VDE 0126-1-1, CEI 0-21, G98, G99, C10/11, NB/T 32004-2018, GB/T 19964-2012

BluE-20KT-M1

Solar Energy Input

Maximum DC Voltage: 1100 V
Nominal Voltage: 620 V
Start Voltage: 180 V
MPPT Voltage Range: 140 V – 1000 V
Number of MPPT Trackers: 2
Strings per MPPT Tracker: 2
Maximum Input Current per MPPT: 30 A
Maximum Short-circuit Current per MPPT: 40 A

AC Output (Grid)

Nominal AC Output Power: 20 kW
Maximum AC Apparent Power: 22 kVA
Nominal AC Voltage: 400 V 3L+N
Output Frequency: 50/60 Hz ±5 Hz
Maximum Output Current: 31.9 A
Power Factor (cosΦ): 0.8 leading - 0.8 lagging
Total Harmonic Distortion (THD): <3%

Efficiency

Maximum Efficiency: 98.6%
European Efficiency: 98.3%

Protection

Anti-islanding Protection: Yes
Output Overcurrent Protection: Yes
DC Reverse Polarity Protection: Yes
String Fault Detection: Yes
Insulation Detection: Yes
AC/DC Surge Protection: DC Type II, AC Type III

Application Environment

Operating Temperature: -25°C to +60°C
Maximum Operating Altitude: 4000 m
Relative Humidity: 0 – 100% (No condensation)
Cooling Type: Fan cooling
Protection Degree: IP66

System Parameters

Dimensions (W × H × D): 380 x 483 x 193 mm
Weight: 25 kg
Communication Methods: RS485, Wi-Fi, optional 4G
Display: LCD

Certifications and Standards

Safety: EN/IEC 62109-1/2, IEC/EN 61000-6-2, IEC/EN 61000-6-4, IEC 61683, IEC 60068, IEC 60529, IEC 62116, IEC 61727, EN 50549-1, AS 4777.2, VDE-AR-N-4105, VDE 0126-1-1, CEI 0-21, G98, G99, C10/11, NB/T 32004-2018, GB/T 19964-2012

BluE-25KT-M1

Solar Energy Input

Maximum DC Voltage: 1100 V
Nominal Voltage: 620 V
Start Voltage: 180 V
MPPT Voltage Range: 140 V – 1000 V
Number of MPPT Trackers: 2
Strings per MPPT Tracker: 2
Maximum Input Current per MPPT: 30 A
Maximum Short-circuit Current per MPPT: 40 A

AC Output (Grid)

Nominal AC Output Power: 25 kW
Maximum AC Apparent Power: 27.5 kVA
Nominal AC Voltage: 400 V 3L+N
Output Frequency: 50/60 Hz ±5 Hz
Maximum Output Current: 39.9 A
Power Factor (cosΦ): 0.8 leading - 0.8 lagging
Total Harmonic Distortion (THD): <3%

Efficiency

Maximum Efficiency: 98.6%
European Efficiency: 98.3%

Protection

Anti-islanding Protection: Yes
Output Overcurrent Protection: Yes
DC Reverse Polarity Protection: Yes
String Fault Detection: Yes
Insulation Detection: Yes
AC/DC Surge Protection: DC Type II, AC Type III

Application Environment

Operating Temperature: -25°C to +60°C
Maximum Operating Altitude: 4000 m
Relative Humidity: 0 – 100% (No condensation)
Cooling Type: Fan cooling
Protection Degree: IP66

System Parameters

Dimensions (W × H × D): 380 x 483 x 193 mm
Weight: 25 kg
Communication Methods: RS485, Wi-Fi, optional 4G
Display: LCD

Certifications and Standards

Safety: EN/IEC 62109-1/2, IEC/EN 61000-6-2, IEC/EN 61000-6-4, IEC 61683, IEC 60068, IEC 60529, IEC 62116, IEC 61727, EN 50549-1, AS 4777.2, VDE-AR-N-4105, VDE 0126-1-1, CEI 0-21, G98, G99, C10/11, NB/T 32004-2018, GB/T 19964-2012

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KSTAR BluE-20KT-M1 String Grid Tied PV Inverter 5KW 3/N/PE AC400V 50

Exclusive B2B Discounts

Fast Delivery Across the EU

Expert Technical Guidance

Trusted Since 2011

Technical Details

BluE-5KT-M1

BluE-20KT-M1

BluE-25KT-M1

looking for more information?
Download a product brochure specifications and pricing options

Newsletter Sign-up

Contact Details

Applications

Company

Catalog

Services

eMobility batteries

Medical batteries

Monitoring and security batteries

Robots & UMV batteries

Drones & UAV's

WebinarBattery Design Explained: From Prototyping to Certification

Live Webinar Battery Design Explained

KSTAR BluE-20KT-M1 String Grid Tied PV Inverter 5KW 3/N/PE AC400V 50

Exclusive B2B Discounts

Fast Delivery Across the EU

Expert Technical Guidance

Trusted Since 2011

Technical Details

BluE-5KT-M1

BluE-20KT-M1

BluE-25KT-M1

looking for more information? Download a product brochure specifications and pricing options

Newsletter Sign-up

Contact Details

Applications

Company

Catalog

Services

looking for more information?
Download a product brochure specifications and pricing options