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Constant Voltage Transformers

Constant Voltage Transformers (CVTs) are electrical transformers that are designed to provide a constant output voltage despite fluctuations in the input voltage. They are commonly used in applications where a stable and reliable power supply is required, such as medical equipment, telecommunications systems, and audio and video equipment.

CVTs use a ferroresonant transformer to regulate the output voltage. The ferroresonant transformer has a magnetic core and two windings, which are connected in such a way that the output voltage is maintained at a constant level. The core operates in a state of magnetic saturation, which allows it to regulate the output voltage by storing energy during times of low input voltage and releasing it during times of high input voltage.

CVTs provide several benefits over other types of transformers. They have a high level of energy efficiency, are able to operate in harsh environments, and are able to provide a constant output voltage without the need for additional voltage regulation equipment. They also provide excellent voltage regulation under varying load conditions, making them ideal for applications where a stable and reliable power supply is required.

CVTs are used in a wide range of applications, including medical equipment, telecommunications systems, audio and video equipment, and power distribution systems. They are also commonly used in countries with unstable or unreliable power grids, where they provide a stable and reliable power supply for sensitive equipment.

Constant Voltage Transformers

Available Parts 12

Part# Info Specs
Part RoHS Manufacturer Description Approvals (V) Height Maximum Input Voltage (V) Minimum Input Voltage (V) Nominal Input Voltage (V) Length Mounting Feature Maximum Operating Frequency Minimum Operating Frequency Nominal Operating Frequency Maximum Operating Temperature Minimum Operating Temperature Output Voltage-1 Maximum Output Voltage Packing Method Dimensions Transformer Type Volt-Ampere Rating (VA) Width
PA3000NL by Pulse Electronics

PA3000NL

Pulse Electronics

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: THROUGH HOLE MOUNTED; Height: 12.5 mm; Minimum Operating Temperature: -40 Cel; Output Voltage-1: 3 V; Maximum Operating Temperature: 125 Cel;

12.5 mm

3

22.3 mm

THROUGH HOLE MOUNTED

50/60 HZ

125 Cel

-40 Cel

3 V

TRAY

CONSTANT VOLTAGE TRANSFORMER

19 mm

ABL6TS25B by Schneider Electric Sa

ABL6TS25B

Schneider Electric Sa

Schneider Electric Sa's ABL6TS25B is a 250 VA constant voltage transformer with output voltage of 24 V. It operates b/w -20 to 50 °C and has dimensions of L120.0XB93.0XH122.0 (mm). Ideal for panel mounting applications requiring stable voltage supply in compact spaces.

122 mm

400

120 mm

PANEL MOUNT

.063 KHz

.047 KHz

50 Cel

-20 Cel

24 V

24 V

L120.0XB93.0XH122.0 (mm)

CONSTANT VOLTAGE TRANSFORMER

250 VA

93 mm

23-23-250-8 by Emerson Electric

23-23-250-8

Emerson Electric

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; Nominal Input Voltage (V): 120/208/240/480; Width: 330.2 mm; Length: 711.2 mm;

CSA

254 mm

480

120

120/208/240/480

711.2 mm

CHASSIS MOUNT

60 HZ

50 Cel

-20 Cel

240 V

CONSTANT VOLTAGE TRANSFORMER

5000 VA

330.2 mm

23-23-150-8 by Emerson Electric

23-23-150-8

Emerson Electric

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; Width: 228.6 mm; Minimum Operating Temperature: -20 Cel; Maximum Operating Temperature: 50 Cel;

CSA

177.8 mm

480

120

120/208/240/480

330.2 mm

CHASSIS MOUNT

60 HZ

50 Cel

-20 Cel

240 V

CONSTANT VOLTAGE TRANSFORMER

500 VA

228.6 mm

23-28-275-6 by Emerson Electric

23-28-275-6

Emerson Electric

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; UL; Nominal Input Voltage (V): 240/480; Minimum Operating Temperature: -20 Cel; Maximum Input Voltage (V): 480;

CSA; UL

228.6 mm

480

240

240/480

685.8 mm

CHASSIS MOUNT

60 HZ

50 Cel

-20 Cel

240 V

CONSTANT VOLTAGE TRANSFORMER

7500 VA

635 mm

23-22-112-2 by Emerson Electric

23-22-112-2

Emerson Electric

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; Volt-Ampere Rating (VA): 120 VA; Width: 101.6 mm; Minimum Input Voltage (V): 120;

CSA

127 mm

240

120

120/240

203.2 mm

CHASSIS MOUNT

60 HZ

50 Cel

-20 Cel

120 V

CONSTANT VOLTAGE TRANSFORMER

120 VA

101.6 mm

23-23-230-8 by Emerson Electric

23-23-230-8

Emerson Electric

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; Nominal Operating Frequency: 60 HZ; Width: 330.2 mm; Minimum Input Voltage (V): 120;

CSA

254 mm

480

120

120/208/240/480

482.6 mm

CHASSIS MOUNT

60 HZ

50 Cel

-20 Cel

240 V

CONSTANT VOLTAGE TRANSFORMER

3000 VA

330.2 mm

23-23-220-8 by Emerson Electric

23-23-220-8

Emerson Electric

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; Nominal Operating Frequency: 60 HZ; Output Voltage-1: 240 V; Length: 457.2 mm;

CSA

254 mm

480

120

120/208/240/480

457.2 mm

CHASSIS MOUNT

60 HZ

50 Cel

-20 Cel

240 V

CONSTANT VOLTAGE TRANSFORMER

2000 VA

330.2 mm

23-23-210-8 by Emerson Electric

23-23-210-8

Emerson Electric

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; Volt-Ampere Rating (VA): 1000 VA; Nominal Input Voltage (V): 120/208/240/480; Minimum Operating Temperature: -20 Cel;

CSA

177.8 mm

480

120

120/208/240/480

431.8 mm

CHASSIS MOUNT

60 HZ

50 Cel

-20 Cel

240 V

CONSTANT VOLTAGE TRANSFORMER

1000 VA

228.6 mm

23-23-125-8 by Emerson Electric

23-23-125-8

Emerson Electric

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; Nominal Input Voltage (V): 120/240/480; Output Voltage-1: 120 V; Maximum Operating Temperature: 50 Cel;

CSA

203.2 mm

480

120

120/240/480

279.4 mm

CHASSIS MOUNT

60 HZ

50 Cel

-20 Cel

120 V

CONSTANT VOLTAGE TRANSFORMER

250 VA

152.4 mm

23-13-030-2 by Emerson Electric

23-13-030-2

Emerson Electric

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: CHASSIS MOUNT; Approvals (V): CSA; Minimum Operating Temperature: -20 Cel; Output Voltage-1: 120 V; Width: 101.6 mm;

CSA

127 mm

120

120

177.8 mm

CHASSIS MOUNT

60 HZ

50 Cel

-20 Cel

120 V

CONSTANT VOLTAGE TRANSFORMER

30 VA

101.6 mm

750342779 by Wurth Elektronik

750342779

Wurth Elektronik

CONSTANT VOLTAGE TRANSFORMER; Mounting Feature: SURFACE MOUNT; Height: 10.54 mm; Width: 9.5 mm; Packing Method: TR; Length: 9.78 mm;

10.54 mm

36

17

9.78 mm

SURFACE MOUNT

200 KHZ

125 Cel

-40 Cel

7 V

TR

CONSTANT VOLTAGE TRANSFORMER

9.5 mm