Loading...

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.

Autotransformers

Available Parts 7

Part RoHS Manufacturer Description 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 by Triad Magnetics

N-500MG

Triad Magnetics

AUTO TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Maximum Input Voltage (V): 115; Length: 120.65 mm; Nominal Operating Frequency: 50/60 HZ; Output Current-1: 2.2 A;

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 by Triad Magnetics

N-7MG

Triad Magnetics

AUTO TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Height: 117.48 mm; Width: 100 mm; Output Current-1: 5.22 A; Application: POWER;

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 by Block Transformatoren-elektronik

AIM10/5

Block Transformatoren-elektronik

AUTO TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): EAC; Height: 166 mm; Length: 283 mm; Maximum Input Voltage (V): 240;

AUTO TRANSFORMER

CHASSIS MOUNT

EAC

40 Cel

240 V

166 mm

200 mm

115

283 mm

240

AT325-48/50-4 by Block Transformatoren-elektronik

AT325-48/50-4

Block Transformatoren-elektronik

AUTO TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; CUL; UL; Maximum Operating Temperature: 40 Cel; Length: 350 mm; Volt-Ampere Rating (VA): 25000 VA;

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 by Block Transformatoren-elektronik

AIM1,6/0,8

Block Transformatoren-elektronik

AUTO TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): EAC; Output Voltage-1: 240 V; Height: 75.946 mm; Width: 76.962 mm;

AUTO TRANSFORMER

CHASSIS MOUNT

EAC

40 Cel

240 V

75.946 mm

76.962 mm

115

166.116 mm

240

AIM16/8 by Block Transformatoren-elektronik

AIM16/8

Block Transformatoren-elektronik

AUTO TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): EAC; Output Voltage-1: 240 V; Minimum Input Voltage (V): 115; Height: 165.1 mm;

AUTO TRANSFORMER

CHASSIS MOUNT

EAC

40 Cel

240 V

165.1 mm

199.898 mm

115

282.956 mm

240

130 by Bel Fuse

130

Bel Fuse

AUTO TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Volt-Ampere Rating (VA): 300 VA; Dimensions: L82.6XB98.4XH98.4 (mm); Height: 98.4 mm; Maximum Input Voltage (V): 230;

AUTO TRANSFORMER

CHASSIS MOUNT

L82.6XB98.4XH98.4 (mm)

300 VA

115 V

98.4 mm

98.4 mm

82.6 mm

230