KACO Blueplanet 3.0 NX3 M2 / 5.0 NX3 M2 Manual


By Erik Zaikin
3 min read


KACO Blueplanet 3.0 NX3 M2 / 5.0 NX3 M2

3-Phase, Multi-MPPT Inverters for Small Residential Solar PV Plants

The Blueplanet 3.0 NX3 M2 and 5.0 NX3 M2 are designed for small residential solar PV plants, offering high efficiency, flexible installation, and advanced monitoring capabilities. These inverters are robust, user-friendly, and ensure optimal performance for home solar power systems.

Key Features

  • High Efficiency: Up to 97.5% efficiency for maximum energy conversion.
  • Multi-MPPT: Dual Maximum Power Point Trackers (MPPTs) for improved energy harvest.
  • User-Friendly: Easy setup and monitoring via user-friendly apps and Wi-Fi interface.
  • Robust Design: Functional and durable design with integrated DC switch and Sunclix connectors.
  • Comprehensive Protection: Includes DC reverse polarity protection, DC SPD Type II, and AC SPD Type III*.
  • Quiet Operation: Low noise emission (<20 dB(A)) ensures quiet operation.
  • Environmental Resistance: IP65 protection class, suitable for various outdoor conditions.

Technical Specifications

DC Input Data

Specification 3.0 NX3 M2 5.0 NX3 M2
Max. Recommended PV Generator Power 4,500 W 7,500 W
MPP Range @ Rated Power 270 – 850 V 270 – 850 V
Operating Range 150 – 1000 V 150 – 1000 V
Rated DC Voltage / Start Voltage 630 V / 180 V 630 V / 180 V
Max. No-Load Voltage 1100 V 1100 V
Max. Input Current 2 x 16 A 2 x 16 A
Max. Short Circuit Current Isc Max 2 x 25 A 2 x 25 A
Number of MPP Trackers 2 2
Connection per Tracker 1 1
Max. Input Power per Tracker 6,200 W 6,200 W

AC Output Data

Specification 3.0 NX3 M2 5.0 NX3 M2
Rated Active Power 3,000 W 5,000 W
Max. Apparent Power 3,000 VA 5,000 VA
Line Voltage 220 V / 380 V (3 / 3-N-PE) <br> 230 V / 400 V (3 / 3-N-PE) <br> 240 V / 415 V (3 / 3-N-PE) 220 V / 380 V (3 / 3-N-PE) <br> 230 V / 400 V (3 / 3-N-PE) <br> 240 V / 415 V (3 / 3-N-PE)
Voltage Range (Ph-N) 160 V – 300 V 160 V – 300 V
Rated Frequency (Range) 50 Hz / 60 Hz (45 – 65 Hz) 50 Hz / 60 Hz (45 – 65 Hz)
Max. Current 4.8 A 8.0 A
Reactive Power / Cos Phi 0.8 overexcited – 0.8 underexcited 0.8 overexcited – 0.8 underexcited
Max. Total Harmonic Distortion (THD) <3 % <3 %
Number of Grid Phases 3 3

Efficiency

Specification 3.0 NX3 M2 5.0 NX3 M2
Max. Efficiency 97.3 % 97.5 %
European Efficiency 95.8 % 96.5 %

General Data

Specification 3.0 NX3 M2 5.0 NX3 M2
Standby Consumption <1 W <1 W
Circuitry Topology Transformerless Transformerless
Mechanical Data
Display LED indication (status, fault, communication) LED indication (status, fault, communication)
Communication Interface WiFi / RS485 WiFi / RS485
DC Connection DC plugs (Phoenix Contact Sunclix) DC plugs (Phoenix Contact Sunclix)
AC Connection Plug-in connector Plug-in connector
Ambient Temperature -25 °C – +60 °C -25 °C – +60 °C
Humidity 0 – 100 % (non-condensing) 0 – 100 % (non-condensing)
Max. Installation Elevation (Above) 3,000 m 3,000 m
Climatic Category (Acc. to IEC 60721-3-4) 4K4H 4K4H
Cooling Convection Convection
Protection Class IP65 IP65
Noise Emission <20 dB(A) <20 dB(A)
Dimensions (H/W/D) 435 x 503 x 183 mm 435 x 503 x 183 mm
Weight <16 kg <16 kg

Certifications

  • Safety: IEC 62109-1:2010 and -2:2011; EN 62311:2008; EN 61000-3-3:2013; EN 61000-3-11:2000; EN 61000-3-2:2014; EN 61000-3-12:2011; EN IEC 63000:2018

These specifications make the Blueplanet 3.0 NX3 M2 and 5.0 NX3 M2 ideal for small residential solar PV plants, offering a reliable, efficient, and user-friendly solution for home solar power systems.