How do toroidal transformers from Precision Transformer Core Manufacturers work?

Toroidal transformers are used in electronic applications that step up or step down voltage or isolate electronic equipment from a voltage source. Different transformers are used for different applications. It is important to be careful when selecting the correct transformer unit for your requirements.

Alternating current (AC) electricity moves in different directions within a sine wave pattern. Standard AC voltage starts at 0 V. It then rises to a positive peak position and then falls to 0 V for the first half of the cycle. Then it rises again to a peak in the opposite direction and drops to zero again. This happens 60 times in a second, resulting in 60 cycles - also known as 60 Hz.

Change the AC voltage
Toroidal current transformers are used in large power stations and the smallest battery chargers. It changes the AC voltage from one level to the next. The input of the transformer is connected to the primary coil. The coil is wound around the transformer's ferromagnetic core, which is annular. Current passing through this coil creates a positive magnetic field. During the first half of the cycle, the electric field peaks and then collapses when the voltage drops to 0 V. When current passes through the coil in the opposite direction, a negative magnetic field is created, and when the voltage drops to zero again, the negative magnetic field also drops.

Secondary coil
As these magnetic fields collapse, they pass through the secondary coil of the current transformer. The secondary coil is a coil wound on the same magnetic core as the primary coil. An output voltage is generated when the magnetic field passes through the secondary coil. The amount of voltage produced is related to the number of secondary coils compared to the primary. For example, if the ratio is 1:2, the voltage is doubled. The ratio is 2:1 and the voltage is halved.

Transformer core
The transformer's iron core consists of a tightly wrapped steel bar that enhances and contracts the magnetic field and enables them to excite voltage into the secondary coil.

For more product-related information, please click: Amorphous Nanocrystalline Core Transformer

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