Products
Fully sealed SBH15, SBH21, and SBH25 series

Product Overview

This product is a fully oil-filled and sealed transformer, with the same principle as the sealed power transformer. The basic elements of amorphous alloy are iron, nickel, and cobalt. The product is composed of silicon, boron, carbon, etc. It is a homogeneous soft magnetic material with low magnetization power, extremely thin thickness, only 0.027mm, and a corresponding reduced filling coefficient, only 0.75-0.8. It has a high resistivity, 3-6 times that of silicon steel sheets, and a hardness 5 times that of silicon steel sheets. The non-crystalline alloy material is used to make the core, and it is installed in a suspended manner. The product performance reaches the first-level energy efficiency standard. This product is an energy-saving distribution transformer.

The short-circuit resistance is stable; it is not coated with varnish, the process is simple, and the insulation is reliable; it solves the technical performance problem of non-ferrous cores being subject to intense magnetic attraction and generating debris; the silicon steel framework itself is part of the main magnetic circuit of the transformer. During the operation of the transformer, it shares part of the main magnetic flux, so the overall structure has good economic efficiency.

◆ Capacity range: 30 - 1600 KVA

◆ Insulation and heat resistance grade: A, E

◆ Voltage level: 6 - 10KV

◆ Impedance: 4%, 4.5%, 6%

◆ Division range: ±2 * 2.5% / 5%

◆Connection group: Dyn11Yyno

◆ Frequency: 50 Hertz

◆No-load parameters: According to GB 20052-2024


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