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PV Inverters

Testing

PV Inverters

String, central and micro inverters — performance, grid codes and safety.

2.5MWConverter test power
10mSemi-anechoic chamber
10Test items
22Standards

PV Inverters

Test items

  • Electrical performance
  • Grid connection
  • Anti-islanding
  • Fault ride-through
  • Power quality
  • Efficiency
  • Electrical safety
  • EMC
  • Environmental & reliability
  • HIL simulation

Markets

Standards

See the global market access route

China · Standards

  • NB/T 32004-2018
  • GB/T 37408-2019
  • GB/T 37409-2019

Europe · Standards

  • EN IEC 62109-1/-2
  • EN IEC 61000-6-2/-3
  • EN 50549-1
  • EN 50549-10
  • VDE-AR-N 4105
  • VDE-AR-N 4110
  • CEI 0-21
  • UNE 217002

North America · Standards

  • UL 1741 SB
  • IEEE 1547-2018
  • IEEE 1547.1-2020
  • CSA C22.2 No. 107.1

Australia · Standards

  • AS/NZS 4777.2:2020+A2:2024

International · Standards

  • IEC 62109-1/-2
  • IEC 61727
  • IEC 62116
  • IEC 61683
  • IEC 62920
  • IEC 61000-6-2/-3
PV Inverters

Key figures

0MW

Converter test power

0m

Semi-anechoic chamber

Process

From sample to certificate

  1. 01 Requirements
  2. 02 Plan & quote
  3. 03 Samples
  4. 04 Testing
  5. 05 Report
  6. 06 Certificate

Tested in China — no overseas shipping

Certifications

Free resources

Take the guide with you

A PDF guide from our engineers — the route, the tests and the deadlines in one place.

Downloads →

GuidePDF · 5 pages · Edition 2026-10

Germany grid-connection certification for PV inverters and storage

VDE-AR-N 4105:2026, unit and NA-protection certificates, ZEREZ registration and the 2028 deadline — the route from a product to a grid-approved product in Germany.

GuidePDF · 4 pages · Edition 2026-10

US grid interconnection for inverters and storage: UL 1741 SB and IEEE 1547

IEEE 1547-2018, the IEEE 1547.1-2020 tests, UL 1741 Supplement SB listings, California Rule 21 and IEEE 2030.5 communication — what an inverter or PCS needs to connect to US grids.

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FAQ

Which grid codes are supported?

NB/T 32004, GB/T 37408, EN 50549, VDE-AR-N 4105/4110, CEI 0-21, IEEE 1547/UL 1741 SB and AS/NZS 4777.2.

Is EMC tested in the same programme?

Yes. Safety, grid, EMC and environmental tests can run as one programme with one sample set.

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