D-1 Doors
The doors are designed for industrial installation in standard urban transformer substations, including two-transformer substations. The possibility of using these products in other standard transformer substations is determined by the design project.
Legend
Doors for transformer substations are designed to provide safe access to equipment and protect it against unauthorized entry. Made of high-quality materials, they feature a protective coating for long-term operation under various climatic conditions. The doors are equipped with high-security locks and ventilation openings to ensure proper air circulation.
The products are designed based on standard designs, taking into account the assembly of standard structures.
The protective coating of the products is GF-021 primer. Final painting is carried out after installation in accordance with the coating specification (by the contractor).
The technical specifications, general view, and overall dimensions of the 1010 × 2300 mm doors are provided in the Technical Specifications.
Climatic version U1 in accordance with GOST 15150.

| Type | General View | Dimensions, mm | Purpose | Weight, kg | |
|---|---|---|---|---|---|
| Overall Dimensions | Opening | ||||
| D-1 Door | Fig. 1 | 1100 × 2390 | 1010 × 2300 | 10 kV Switchgear Door | 95 |
Table 1 – Technical Specifications
Note: Doors are manufactured with hinges on the right-hand side. The need for left-hand hinged doors must be specified when placing the order. Manufacturing products to the customer's specified dimensions is subject to agreement with the manufacturer (the opening dimensions are specified).