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Certification checklists and test-preparation guides from our engineers — free PDF downloads.

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  1. ChecklistPDF · 7 pages · Edition 2026-10

    China CCC for EV chargers: the document checklist

    Everything to prepare for CCC certification of AC and DC EV supply equipment — application file, units, samples, factory inspection and surveillance.

    • The application file, document by document
    • Unit splitting and sample rules for AC and DC
    • Routine and confirmation tests for the factory inspection

  2. ChecklistPDF · 6 pages · Edition 2026-10

    Exporting EV chargers to the EU: the compliance checklist

    CE marking, technical file, product markings, cybersecurity (RED and CRA) and AFIR features — what a charger needs before it ships to Europe.

    • Which EU acts apply, and when
    • Technical file and product marking, item by item
    • Cybersecurity, AFIR features and the test plan

  3. ChecklistPDF · 5 pages · Edition 2026-10

    EV charger EMC testing: the preparation checklist

    What to decide, bring and fix before the chamber booking — standards, operating modes, loads, monitoring, performance criteria and design checks.

    • Which EMC standard for which market
    • Modes, load, monitoring and pass criteria to agree first
    • What to bring to the lab, and design checks that save a retest

  4. ChecklistPDF · 4 pages · Edition 2026-10

    China EV type approval: the battery, high-voltage and EMC checklist

    GB 38031-2025, GB 18384-2025 and GB 34660-2026 — the new mandatory tests for traction batteries, vehicle high-voltage safety and EMC, with dates and a preparation list.

    • Dates for new and existing vehicle types
    • Battery tests: no fire after thermal runaway, bottom impact, fast-charge safety
    • Vehicle high-voltage and EMC items to prepare

  5. GuidePDF · 5 pages · Edition 2026-10

    Energy storage systems: the certification roadmap for China, the EU and North America

    GB 44240, IEC 62619, UL 9540 / 9540A, the EU Battery Regulation and grid codes — which evidence a storage system needs in each market, and how to plan one test campaign for all three.

    • Requirements by market and by level: cell, pack, system, PCS
    • Fire and propagation tests that decide the design
    • Battery Regulation dates and a combined test plan

  6. 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.

    • Which rule applies — 4105, 4110 or the 800 VA path
    • The technical requirements that change firmware
    • Certification steps, documents and deadlines

  7. GuidePDF · 4 pages · Edition 2026-10

    Variable-speed drives: the EMC and safety certification guide (IEC 61800)

    IEC 61800-3 EMC categories, IEC 61800-5-1 safety, functional safety, EU ecodesign IE2 and the Chinese GB/T 12668 series — how to certify a drive for Europe, China and CB markets in one campaign.

    • Which parts of IEC 61800 apply, and the latest editions
    • EMC categories C1–C4 and what they mean for filters and manuals
    • EU CE, ecodesign IE2 and the test plan

  8. GuidePDF · 4 pages · Edition 2026-10

    EV charger communication: OCPP and ISO 15118 interoperability and certification

    OCPP 1.6, 2.0.1 and 2.1, the OCA certification programme, ISO 15118 and Plug & Charge, and the AFIR deadlines — how to prove a charger talks correctly to back ends and vehicles.

    • Which OCPP version to build on, and how certification works
    • ISO 15118-2, -20 and Plug & Charge in practice
    • A test plan from conformance to field interoperability

  9. ChecklistPDF · 4 pages · Edition 2026-10

    Rolling-stock electronics: the EN 50155 test and documentation checklist

    EN 50155:2021 with EN 50121-3-2 EMC, EN 61373 shock and vibration and EN 45545-2 fire — the tests, classes and documents onboard electronic equipment needs for railway projects.

    • The standards a rail customer will cite
    • Classes to fix before testing: temperature, interruptions, mounting
    • Type tests, routine tests and the documentation set

  10. White paperPDF · 4 pages · Edition 2026-10

    UL 9540A after the 6th edition: fire testing for battery energy storage

    From cell to installation, and now large-scale fire testing: what the 5th (2025) and 6th (2026) editions of UL 9540A change, how NFPA 855-2026 uses the results, and how to plan a test programme that survives the new rules.

    • How UL 9540A works, level by level
    • What changed in 2025 and with large-scale fire testing in 2026
    • Planning samples, data and designs for the new edition

  11. ChecklistPDF · 5 pages · Edition 2026-10

    Exporting UPS to the EU: the CE checklist

    EN IEC 62040-1 and -2, RoHS, the Battery Regulation and the Cyber Resilience Act — what an uninterruptible power supply needs before it ships to Europe.

    • Which EU acts and standards apply to a UPS
    • Technical file, markings and battery obligations
    • Test preparation: samples, cards, EMC category

  12. 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.

    • How IEEE 1547, IEEE 1547.1 and UL 1741 SB fit together
    • The grid-support functions that are tested
    • California’s SB + CSIP rule and the certification steps

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