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Product
Design and Manufacture a Full Range of Power Transformers
Customized to Client Specifications
Serving Diverse Industries Worldwide
DRY‑TYPE EARTHING TRANSFORMER
DRY‑TYPE EARTHING TRANSFORMER
Applicable Standard

[IEC 60076-11:2018] Power transformers - Part 11: Dry-type transformers

[IEC 60076-12:2008] Power transformers - Part 12: Loading guide for dry-type power transformers

[IEEE C57.12.01-2020] IEEE Standard for General Requirements for Dry-Type Distribution and Power Transformers

[IEEE C57.12.91-2020] IEEE Standard Test Code for Dry-Type Distribution and Power Transformers

[IEEE C57.94-2025] IEEE Recommended Practice for Installation, Application, Operation, and Maintenance of Dry-Type Distribution and Power Transformers

PRODUCT BRIEF

The epoxy‑cast dry‑type earthing transformer serves as core equipment for 6‑35 kV neutral‑point‑ungrounded power grid. It adopts epoxy resin vacuum casting forming technology for strong winding integrity, and provides artificial neutral point via ZN and other vector connections. It can be equipped with secondary windings for auxiliary power supply. It is capable of limiting earth‑fault current and suppressing overvoltage to ensure grid stability, with main capacity specifications up to 2500 kVA.

PRODUCT FEATURES

F‑class insulation, fire‑retardant and pollution‑free; moisture‑proof, dust‑proof and pollution‑resistant, ready for immediate energization after shutdown; low partial discharge, low loss and low noise; excellent short‑circuit withstand capability, compact structure and maintenance‑free, suitable for complex operating conditions.

APPLICATION FIELDS

Widely used in power‑system substations, new‑energy sectors such as wind farms and photovoltaic power stations. It is applicable to rail transit, metallurgy & chemical industry, high‑rise buildings and other scenarios, especially for indoor sites with dense personnel and high requirements for environmental protection and safety.