Autotransformers

Part	RoHS	Manufacturer	Transformer Type	Mounting Feature	Approvals (V)	Isolation Voltage	Output Current-1	Sub-Category	Dimensions	Volt-Ampere Rating (VA)	Maximum Operating Temperature	Application	Output Voltage-1	Nominal Operating Frequency	Height	Width	Nominal Input Voltage (V)	Minimum Input Voltage (V)	Length	Maximum Input Voltage (V)
N-500MG		Triad Magnetics	AUTO TRANSFORMER	CHASSIS MOUNT		1500 V	2.2 A		L120.65XB0.0XH117.47 (mm)	500 VA		POWER	230 V	50/60 HZ	117.48 mm	98.43 mm			120.65 mm	115
N-7MG		Triad Magnetics	AUTO TRANSFORMER	CHASSIS MOUNT			5.22 A	Other Transformers	L127.0XB0.0XH117.47 (mm)	600 VA		POWER	115 V	50/60 HZ	117.48 mm	100 mm			127 mm	230
AIM10/5		Block Transformatoren-elektronik	AUTO TRANSFORMER	CHASSIS MOUNT	EAC						40 Cel		240 V		166 mm	200 mm		115	283 mm	240
AT325-48/50-4		Block Transformatoren-elektronik	AUTO TRANSFORMER	CHASSIS MOUNT	CSA; CUL; UL					25000 VA	40 Cel		400 V		280 mm	192 mm	480/500		350 mm
AIM1,6/0,8		Block Transformatoren-elektronik	AUTO TRANSFORMER	CHASSIS MOUNT	EAC						40 Cel		240 V		75.946 mm	76.962 mm		115	166.116 mm	240
AIM16/8		Block Transformatoren-elektronik	AUTO TRANSFORMER	CHASSIS MOUNT	EAC						40 Cel		240 V		165.1 mm	199.898 mm		115	282.956 mm	240
130		Bel Fuse	AUTO TRANSFORMER	CHASSIS MOUNT					L82.6XB98.4XH98.4 (mm)	300 VA			115 V		98.4 mm	98.4 mm			82.6 mm	230

Autotransformers

An autotransformer is an electrical transformer that has a single winding and functions as both the primary and secondary winding. It is designed to step up or step down the voltage of an AC power source by tapping off a portion of the winding. Autotransformers are commonly used in various electrical applications to adjust voltage levels and improve power efficiency.

Autotransformers work by using a single winding with multiple taps that can be connected to different points on the winding. The voltage at the output is determined by the ratio of the number of turns of wire between the input and output connections. The portion of the winding between the input and output connections acts as both the primary and secondary winding, which makes the autotransformer smaller and more efficient than a traditional transformer.

Some common features of autotransformers include:

1. Voltage regulation: Autotransformers are used to regulate voltage levels, stepping up or stepping down the voltage of an AC power source.

2. Efficiency: Autotransformers are more efficient than traditional transformers because they have fewer windings, reducing energy loss.

3. Size and weight: Autotransformers are smaller and lighter than traditional transformers, making them ideal for applications with limited space.

4. Cost: Autotransformers are generally less expensive than traditional transformers due to their simpler design.

Autotransformers are used in various electrical applications, including power distribution systems, voltage regulation, and motor control. They are also commonly used in audio equipment to adjust the voltage level of AC power sources and improve the performance of amplifiers and other audio components.