Dry type transformer is widely used in local lighting, high-rise buildings, airports, wharf CNC mechanical equipment and other places. It is especially suitable for installation and use in places with high fire protection requirements such as inflammable and explosive.
Clamping frame
Clamping frame processed by CNC cutting, bending and then one-time punch forming, the hole’s size is accurate and the appearance looks delicate.
winding
The winding coil is made of oxygen-free copper, class H for main insulation materials and coil is insulated by NOMEX paper of DUPONT brand, LV winding is isolated by copper foils. All these make the heat-resistant is up to 220℃, with excellent overload capacity and low loss, but high efficiency.
Insulation class H
Varelen practices strictly exclusive casting system of F(155℃) or H(180℃), and the epoxy resin is injected and casted in the vacuum machine, so it’s highly insulated, dust-proof and moisture-proof, which ensures stable and reliable performance.
manager@huadongcablegroup.com
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