NGEF Transformer selector swicth
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NGEF Transformer selector swicth
Alluminium clamps
Aluminium Clamp – Product Description
The Aluminium Clamp is used to securely hold and position conductors, cables, and contact assemblies inside the tap changer system. It ensures firm mechanical fixing while allowing proper electrical connectivity and thermal expansion.
Made from corrosion-resistant aluminium alloy, the clamp offers high strength with lightweight construction. It provides excellent stability under vibration and temperature variations commonly found in transformer environments.
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NGEF Transformer selector swicth
Base plate
Base Plate – Product Description
The Base Plate is a fundamental structural component used in NGEF transformer selector and diverter switch assemblies. It provides strong mechanical support for mounting and aligning internal switching parts, ensuring stable operation during tap changing. Designed with precision-machined surfaces and mounting holes, it helps maintain correct positioning of moving and fixed components inside the OLTC system.
Manufactured from high-grade insulating or metallic materials, the base plate offers excellent resistance to heat, oil, and mechanical stress. Its rigid construction minimizes vibration and misalignment, contributing to smooth operation and long service life of the tap changer mechanism.
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NGEF Transformer selector swicth
Insulating sleeves
Insulating Sleeve – Product Description
The Insulating Sleeve is used to electrically isolate conducting parts inside the selector switch and diverter mechanism. It prevents current leakage and short circuits by providing reliable insulation between live components and metal structures. This helps maintain safe and efficient transformer operation under high-voltage conditions.
Made from high-quality insulating materials, the sleeve offers excellent thermal stability and dielectric strength. It is designed to fit securely around conductors and shafts, ensuring consistent insulation even during continuous switching operations.
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NGEF Transformer selector swicth
NGEF Transformer selector switch assembly
NGEF Selector Switch Assembly – Product Description
The NGEF Selector Switch Assembly is an essential part of the On-Load Tap Changer (OLTC) system used in power transformers. It is responsible for selecting different tap positions on the transformer winding while the transformer remains in operation. This allows smooth voltage regulation without interrupting the power supply. The assembly works together with the diverter switch to ensure safe and reliable switching under load conditions.
It is manufactured using high-quality conductive and insulating materials to ensure durability and stable performance in oil-filled and high-temperature environments. The assembly consists of a precision-aligned shaft, contact segments, and switching components that provide accurate tap positioning. By maintaining proper voltage control and reducing electrical stress, the NGEF Selector Switch Assembly helps improve transformer efficiency and extend service life.
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NGEF Transformer selector swicth
Selector fixed contact
Selector Fixed Contact – Product Description
The Selector Fixed Contact forms a stable electrical connection point in the selector switch mechanism. It remains stationary while interacting with moving contacts during tap changes, ensuring accurate and reliable voltage selection.
Produced from high-quality conductive materials, the fixed contact offers excellent wear resistance and low electrical losses. Its robust design ensures consistent performance under repeated switching operations.
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NGEF Transformer selector swicth
Selector moving contact
Selector Moving Contact – Product Description
The Selector Moving Contact is responsible for switching between different tap positions by making and breaking electrical connections. It works in coordination with fixed contacts to ensure smooth and safe voltage regulation.
Designed with precision-engineered contact surfaces and spring-loaded mechanisms, it provides firm contact pressure and minimal arcing. This improves switching reliability and reduces maintenance requirements.
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NGEF Transformer selector swicth
Slip ring
Slip Ring – Product Description
The Slip Ring is an important current-carrying component used to transfer electrical power between stationary and rotating parts of the selector switch system. It ensures continuous electrical connection during tap-changing operations without interruption.
Manufactured from high-conductivity alloys, the slip ring provides low contact resistance and stable performance. Its smooth surface reduces wear on brushes and contacts, helping extend maintenance intervals and improve system reliability.
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NGEF Transformer selector swicth
Vertical contact carriers
Vertical Contact Carrier – Product Description
The Vertical Contact Carrier supports and guides contact assemblies within the selector switch structure. It maintains correct vertical alignment of contacts, ensuring proper engagement during tap-changing operations.
Manufactured from strong and corrosion-resistant materials, it offers excellent mechanical stability and resistance to operational stress. Its design helps reduce wear and improves switching accuracy.
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