Download center
Request product catalogs, parameter sheets and quality documents from the factory.
Catalog and parameter sheets
Request PDF opens a draft in your email app. Review and send it yourself. These are document requests, not direct file downloads; availability will be confirmed for your selected model.
Oil-immersed transformer parameters
S11, S13, S20, S22 and SZ series.
View products and available parametersDry-type transformer parameters
SCB10, SCB12, SCB14, SCB18 and SZCB10/12.
View products and available parametersSubstation documentation
YB, ZGS11 and PV box-type substations.
View products and available parametersSwitchgear documentation
KYN28, XGN, ring main units, MNS, GGD and JP.
View products and available parametersNo email app configured? Email [email protected] with the document name, product model and project requirements.
Certificate previews
Registration identifiers are covered in these preview copies. Request the relevant quality documents for your project.
Quality management
Environmental management
Occupational health and safety management
Additional recognition and patent certificate previews are not yet available here.
Test reports and certificates
- Type test report, SZ22-31500/35 kVNational Quality Inspection and Testing Center for Power Transmission and Distribution Equipment (Shandong), ILAC-MRA, January 2026. Short-circuit withstand and lightning impulse; energy efficiency Level 1.
- Test reports by product10 kV dry-type and oil-immersed transformers, 35 kV transformers, box-type substations, switchgear, ring main units and cable branch boxes.
- ISO 9001, ISO 14001 and ISO 45001 certificatesValid to March 2028.
- LicencesPower engineering general contracting (Class 2), power facility installation, repair and testing (Class 3), State Grid supplier qualification.
- Model registration certificatesFor the main transformer types.