Azzurro – Three Phase String Inverter 20000TL-G2-33000TL-G2

Azzurro – Three Phase String Inverter 20000TL-G2-33000TL-G2

Azzurro – Three Phase String Inverter 20000TL-G2-33000TL-G2

The 20-33kW ZCS Azzurro compact threephase inverter is the best solution for medium-sized photovoltaic systems installed in commercial and industrial buildings.

The Italian technology developed by ZCS makes the Azzurro series efficient, versatile and highly functional. Available in capacities from 20 to 33kW, they have external “Plug & Play” connections and therefore are easy to install and configure.

Their technical characteristics adapt to any type of need in both new installations and retrofit projects.


Top energy efficiency class; max. possible efficiency: 98.6%


Available in basic and high-equipped configuration


High efficiency, double channel MPPT, fast and precise tracking


Wide imput voltage range


UV resistant aluminum chassis with anti-corrosion protection


5-10 year warranty. High quality components, long service life

Certifications, User Manuals and Warranties

  • Factory inspection
  • VDE 0126 20-33KW-G2 Verification of Conformity (French by INTERTEK) pdf 239KB
  • VDE 0126 20-33KW-G2 Verification of Conformity (German and English by INTERTEK) pdf 239KB
  • Attestation of Conformity with EMC (2014.30.EU) - 20000-33000 TL-V2 pdf 206KB
  • Attestation of Conformity with LVD (2014.35.EU) - 20000-33000 TL-V1 pdf 263KB
  • Attestation of Conformity with IEC61000 - 20000-33000TL-V2 pdf 177KB
  • Attestation of Conformity with IEC62109 - 20000-33000TL-V2 pdf 263KB
  • Attestation of Conformity with EN50549 - 20000-33000TL-V2 pdf 182KB
  • Certification of Conformity with VDE4105 - 20000-33000TL-V2 [DE] pdf 1.6MB
  • Certification of Network and System Protection VDE4105 - 20000-33000TL-V2 [DE] pdf 225KB
  • Certification of Conformity with VDE4110 - 20000-33000TL-V2 [DE] pdf 376KB
  • Certification of Conformity with UTE_C15 & VDE0126 - 20000-33000TL-V2 pdf 153KB
  • Certification of Conformity with PO.12.3 - 20000-33000TL-V2 [ES] pdf 263KB
  • Certification of Conformity with RD1699 - 20000-33000TL-V2 pdf 262KB

          Other features

          Zcs Azzurro Technology

          Performance optimisation
          Wi-Fi integration on ZCS platform for stable, effective and intelligent connectivity

          Maximum Energy Efficiency

          Maximum performance 98.6%
          Stable efficiency in all working conditions
          Rapid and accurate MPPT algorithm
          Dual input section with independent MPPTs

          Flexible, Economical And Easy-To-Install Solution

          Protection rating of IP65
          Fast connection without the need to access internal parts
          Possibility to communicate via Wi-Fi or Ethernet
          Power Management Unit
          4-inch LCD graphic display
          Updates and diagnostics via SD card

          Reliability, Durability And Flexibility

          Rust-proof, corrosion-proof and UVproof aluminium exterior casing
          Maximum DC voltage 1100 V
          Flexible and user-friendly management of operating parameters
          Topology without transformer
          5 - 10 year ZCS warranty

          Intelligent Grid Management

          Dynamic management of grid feed-in “Zero Grid Feed-in” functionality (possible through anti-reverse power controller ZSM-ZERO INJ)
          Remote control of the deliverable active/reactive power limit

          Ideal For Retrofit

          Wide operating input range from 230V to 960V also suitable for small-sized string plants
          Extremely compact size
          Simple and user-friendly installation and configuration
          Dual MPPT channel

          ZCS Azzurro

          Why ZCS Azzurro

          Other ZCS Azzurro products

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