Solar inverter 3F, 20kW, 3MPPT, PIKO 20 KOSTAL / 05-7791 / Inverter, accumulator

Product ID: 05-7791

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2732.85 €

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Updated 19.12.2024 11:58

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Description
Specifications
Documentation
Reviews

Flexible in use

3-phase feed-in
Up to 3 MPP trackers suited to the layout of almost all roofs
Wide input voltage range for flexible string design

Smart connected

Standard integrated communication package with data logger, system monitoring and Webserver
Free Solar Portal and Solar App for monitoring the PV system
Many interfaces without additional components: Display, network and control interfaces

Smart performance

Fast, self-learning shadow management – adapts individually to the installation site
Dynamic active power control and energy consumption measurement via optional KOSTAL Smart Energy Meter
Integrated KOSTAL Smart AC Switch takes the place of the external circuit breaker (only Piko 15-20)

Easy to install

Simple device configuration
Integrated electronic DC switch
Quick, uncomplicated and tool‑free AC and DC installation

Input side (DC)

Power class: 20
Max. PV power (kWp): 30
Nominal DC power (kW): 20.4
Rated input voltage (V): 680
Start-up input voltage (V): 180
Input voltage range (V): 160...1000
MPP working voltage range (V): 180...800
Max. working voltage (V): 950
Max. input current (A): 20/20/20
Max. PV short-circuit current (A): 25
Number of DC inputs: 3
Number of independent MPP trackers: 3

Output side (AC)

Rated power (kW): 20
Apparent output power (kVA): 20/20.6
Min. output voltage (V): 320
Max. output voltage (V): 500
Rated output current (A): 29
Max. output current (A): 32.2
Short-circuit current (peak/RMS) (A): 51/36.5
Grid connection: 3N~, 230/400V, 50Hz
Rated frequency (Hz): 50
Min/max grid frequency (Hz): 47/53
Setting range of the power factor: 0.8…1…0.8
Power factor for rated power: 1
Max. THD (%): 3
Standby (W): 1.8

Max. efficiency (%): 98
European efficiency (%): 97.3
MPP adjustment efficiency (%): 99.9

System data

Protection class: IP65 - moisture resistant
AC cable diameter (min-max): 9...17 mm
AC cable cross-section (min-max): 6...16 mm²
DC cable cross-section (PV/BAT) (min-max): 4...6 mm²
Size [HxWxD]: 540x700x265 mm
Weight: 48.5 kg
Ambient temperature: -20…60°C
Warranty (Smart Warranty / Smart Warranty plus): 10 (5 + 5) years

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