Power & Mains Transformers

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Part RoHS Manufacturer Transformer Type Mounting Feature Manufacturer Series Approvals (V) Terminal Finish Power Rating Center Tap Feature-2 No. of Functions No. of Winding (Primary) Isolation Voltage Inductance (Primary) Packing Method Output Current-1 Minimum ET Product Output Current-2 No. of Winding (Secondary) Sub-Category Dimensions Volt-Ampere Rating (VA) Maximum Operating Temperature Center Tap Feature-1 Application Output Voltage-2 Output Voltage-1 Minimum Operating Temperature Nominal Operating Frequency Rating (Primary) Height Width Diameter Nominal Input Voltage (V) Load Resistance Additional Features Minimum Input Voltage (V) JESD-609 Code Minimum Operating Frequency Length Turns Ratio (Np:Ns) Maximum Operating Frequency Maximum Input Voltage (V)

SIM100

Block Transformatoren-elektronik

POWER TRANSFORMER

CHASSIS MOUNT

EAC, VDE

NO

2

100 VA

40 Cel

NO

12 V

12 V

50-60 HZ

SINGLE 230V

76 mm

77 mm

230

166 mm

VTX-120-006-524

Vigortronix Uk

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CE

NO

3750 V

.125 A

2

6 VA

NO

24 V

24 V

50/60 HZ

DUAL 110/130V

35 mm

36 mm

110/130/220/240

43 mm

1187

Amecon

TOROIDAL POWER TRANSFORMER

1.3 A

1

150 VA

60 HZ

2121

Amecon

TOROIDAL POWER TRANSFORMER

2121

6.66 A

1

60 VA

60 HZ

44131

Myrra Sas

POWER TRANSFORMER

THROUGH HOLE MOUNTED

EN; UL

NO

.056 A

2

2 VA

70 Cel

NO

18 V

18 V

50/60 HZ

SINGLE 230V

27.3 mm

27.6 mm

32.6 mm

45027

Myrra Sas

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA, UL, VDE

NO

4000 V

.25 A

.25 A

2

6 VA

70 Cel

NO

12 V

12 V

DUAL 115V

22 mm

44 mm

115

PARALLEL CONNECTED

53 mm

BVEI4811172

Hahn And Kg

POWER TRANSFORMER

THROUGH HOLE MOUNTED

UL; VDE

BULK

.834 A

1

10 VA

70 Cel

NO

12 V

SINGLE 230V

35.1 mm

42.9 mm

230

69.2 mm

SIM60

Block Transformatoren-elektronik

POWER TRANSFORMER

CHASSIS MOUNT

EAC, VDE

NO

2

60 VA

40 Cel

NO

12 V

12 V

50-60 HZ

SINGLE 230V

76 mm

77 mm

230

166 mm

VB0,35/2/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CUL, EAC, UL, VDE

NO

2

.35 VA

70 Cel

NO

12 V

12 V

50-60 HZ

SINGLE 230V

15 mm

22 mm

230

22.7 mm

VPS24-1000

Triad Magnetics

POWER TRANSFORMER

CHASSIS MOUNT

CUL; CSA,TUV, UL

NO

2

4000 V

2 A

2 A

2

L71.42XB49.2XH58.72 (mm)

25 VA

70 Cel

NO

POWER

12 V

12 V

-40 Cel

50/60 HZ

DUAL 115V

58.72 mm

49.2 mm

115/230

71.42 mm

1186

Amecon

TOROIDAL POWER TRANSFORMER

5.36 A

1

150 VA

60 HZ

44128

Myrra Sas

POWER TRANSFORMER

THROUGH HOLE MOUNTED

EN; UL

NO

.111 A

2

2 VA

70 Cel

NO

9 V

9 V

50/60 HZ

SINGLE 230V

27.3 mm

27.6 mm

32.6 mm

74941301

Wurth Elektronik

POWER TRANSFORMER

SURFACE MOUNT

AEC-Q200

NO

4300 V

TR, EMBOSSED PLASTIC, 13 INCH

1

125 Cel

NO

-40 Cel

5.5 mm

7.6 mm

1000

8.9 mm

T-1-81049

Acme Electric

POWER TRANSFORMER

UL; CSA

6.25 A

1

150 VA

60 HZ

VC10/1/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA; CUL; EAC; UL; VDE

NO

1

10 VA

40 Cel

NO

12 V

50-60 HZ

SINGLE 230V

34.544 mm

42.926 mm

230

51.054 mm

45069

Myrra Sas

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA, UL, VDE

NO

4000 V

1.667 A

1.667 A

2

40 VA

50 Cel

NO

12 V

12 V

DUAL 115V

38.5 mm

70 mm

115

PARALLEL CONNECTED

83 mm

4AM6442-8DD40-0FA0

Siemens

POWER TRANSFORMER

CHASSIS MOUNT

CSA; UL

7 A

2

2000 VA

115 V

115 V

50/60 HZ

SINGLE 208-550V

164 mm

158 mm

208/230/380/400/415/440/550

Additional Input voltage nom range is "460, 480, 500, 525V AC"

176 mm

4AM6442-8JD40-0FA0

Siemens

POWER TRANSFORMER

CHASSIS MOUNT

CSA; UL

8.7 A

2

2000 VA

115 V

115 V

50/60 HZ

SINGLE 230/400V

164 mm

158 mm

230/400

176 mm

DPC-10-1000

Bel Fuse

POWER TRANSFORMER

PCB MOUNT

UL; CSA

NO

1500 V

2 A

2

L47.6XB33.7XH41.27 (mm)

10 VA

NO

5 V

DUAL 115/230V

41.27 mm

36.5 mm

.05 KHz

47.6 mm

.5 KHz

DPC10-1000

Regal Electronics

POWER TRANSFORMER

THROUGH HOLE MOUNTED

NO

1500 V

1 A

1 A

2

47.625mm X 36.5252mm X 41.275mm

10 VA

NO

5 V

5 V

50/60 HZ

DUAL 115V

41.275 mm

36.5252 mm

47.625 mm

PC-10-1000

Bel Fuse

POWER TRANSFORMER

PCB MOUNT

UL; CSA

NO

1500 V

2 A

2

L47.6XB33.7XH41.27 (mm)

10 VA

NO

5 V

SINGLE 115V

41.27 mm

36.5 mm

.05 KHz

47.6 mm

.5 KHz

PC10-1000

Regal Electronics

POWER TRANSFORMER

THROUGH HOLE MOUNTED

NO

1500 V

1 A

1 A

2

47.625mm X 36.5252mm X 41.275mm

10 VA

NO

5 V

5 V

50/60 HZ

SINGLE 115V

41.275 mm

36.5252 mm

47.625 mm

PT13/2/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA; CUL; EAC; UL; VDE

NO

2

13 VA

40 Cel

NO

12 V

12 V

50-60 HZ

SINGLE 230V

39.878 mm

46.99 mm

230

55.88 mm

VB0.5/2/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

UL; VDE

NO

2

L22.7XB22.0XH19.0 (mm)

.5 VA

70 Cel

NO

12 V

12 V

50/60 HZ

SINGLE 230V

19 mm

22 mm

22.7 mm

VB0,5/2/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA; CUL; EAC; UL; VDE

NO

2

.5 VA

70 Cel

NO

12 V

12 V

50-60 HZ

SINGLE 230V

19.05 mm

22.098 mm

230

22.606 mm

VB1,0/2/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA, CUL, EAC, VDE

NO

2

1 VA

70 Cel

NO

12 V

12 V

50-60 HZ

SINGLE 230V

21.8 mm

27.3 mm

230

32.3 mm

VB1,5/2/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA; CUL; EAC; UL; VDE

NO

2

1.5 VA

70 Cel

NO

12 V

12 V

50-60 HZ

SINGLE 230V

23.876 mm

27.178 mm

230

32.258 mm

1088

Amecon

TOROIDAL POWER TRANSFORMER

1.25 A

1

30 VA

60 HZ

1173

Amecon

TOROIDAL POWER TRANSFORMER

2.14 A

1

120 VA

60 HZ

1174

Amecon

TOROIDAL POWER TRANSFORMER

1.25 A

1

120 VA

60 HZ

44231

Myrra Sas

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CE; CSA; EN; UL; VDE

NO

.417 A

1

5 VA

50 Cel

NO

12 V

-25 Cel

50/60 HZ

SINGLE 230V

32.3 mm

37 mm

230

44 mm

44303

Myrra Sas

POWER TRANSFORMER

THROUGH HOLE MOUNTED

EN; UL

NO

1.333 A

1

16 VA

50 Cel

NO

12 V

50-60 HZ

SINGLE 230V

38.75 mm

47.25 mm

230

56.5 mm

5944

Amecon

POWER TRANSFORMER

2.67 A

1

160 VA

60 HZ

D550PK

Hammond Manufacturing

POWER TRANSFORMER

UL; CSA

1

550000 VA

60 HZ

FL52/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA; CUL; EAC; UL; VDE

NO

2

52 VA

40 Cel

NO

12 V

12 V

50/60 HZ

DUAL 115V

49.022 mm

70.104 mm

115

86.614 mm

PH9385.011NLT

Pulse Electronics

POWER TRANSFORMER

SURFACE MOUNT

NO

4000 V

TR

2

125 Cel

NO

-40 Cel

7.5 mm

16 mm

17 mm

PT4,5/2/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CUL, UL, VDE

NO

2

4.5 VA

40 Cel

NO

12 V

12 V

50-60 HZ

SINGLE 230V

33 mm

37 mm

230

44 mm

PT7,5/2/12

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA; CUL; EAC; UL; VDE

NO

2

L51.0XB43.0XH36.0 (mm)

7.5 VA

40 Cel

NO

12 V

12 V

50-60 HZ

SINGLE 230V

36.068 mm

42.926 mm

230

51.054 mm

T-2A-53310-1S

Acme Electric

POWER TRANSFORMER

UL; CSA

1

L448XB134XH304 (mm)

9000 VA

60 HZ

304 mm

134 mm

448 mm

VPM48-20830

Triad Magnetics

TOROIDAL POWER TRANSFORMER

STUD MOUNT

CE, CUL, UL

NO

4000 V

41.66 A

2

1000 VA

NO

24 V

24 V

50/60 HZ

DUAL 100/120/220/240V

183 mm

100/120/220/240

74 mm

VTX-120-003-620

Vigortronix Uk

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CE

NO

4200 V

.075 A

2

3 VA

NO

20 V

20 V

50/60 HZ

DUAL 120V

30 mm

32 mm

120/240

38 mm

1123

Amecon

TOROIDAL POWER TRANSFORMER

5 A

1

75 VA

60 HZ

2104

Amecon

TOROIDAL POWER TRANSFORMER

2104

2.22 A

1

40 VA

60 HZ

2108

Amecon

TOROIDAL POWER TRANSFORMER

2108

2.22 A

1

40 VA

60 HZ

F-216X

Triad Magnetics

POWER TRANSFORMER

CHASSIS MOUNT

UL

NO

1

2500 V

3 A

1

Other Transformers

L84.12XB50.8XH49.2 (mm)

4.2 VA

YES

POWER

6.3 V

50/60 HZ

SINGLE 115/230V

49.2 mm

50.8 mm

84.12 mm

115

FL30/18

Block Transformatoren-elektronik

POWER TRANSFORMER

THROUGH HOLE MOUNTED

CSA; CUL; EAC; UL; VDE

NO

2

30 VA

40 Cel

NO

18 V

18 V

50-60 HZ

DUAL 115V

35.814 mm

56.896 mm

115

68.072 mm

T-3-53341-1S

Acme Electric

POWER TRANSFORMER

UL; CSA

1

15000 VA

60 HZ

SECONDARY HAVING ONE TAP ON ONE WINDING

VPS24-5400

Triad Magnetics

POWER TRANSFORMER

CHASSIS MOUNT

CUL; CSA,TUV, UL

NO

2

4000 V

10.8 A

10.8 A

2

L71.42XB68.25XH85.72 (mm)

130 VA

NO

POWER

12 V

12 V

50/60 HZ

DUAL 115V

85.72 mm

68.25 mm

115/230

71.42 mm

Power & Mains Transformers

Power and mains transformers are types of electrical transformers used in power transmission and distribution systems to convert high voltage and low current to low voltage and high current or vice versa. They are essential components in the electricity grid, and are used to step up or step down voltage levels for efficient transmission and distribution of electrical energy.

Power transformers are used in high voltage transmission systems, typically at voltages of 110 kV and above, to step up or step down the voltage levels. They have a high power rating, typically ranging from several hundred kVA to several thousand MVA, and are designed to handle high currents and voltages without overheating or breaking down. Power transformers are typically oil-immersed, and use a magnetic core made of laminated steel to reduce losses and improve efficiency.

Mains transformers, also known as distribution transformers, are used in low voltage distribution systems, typically at voltages of 11 kV or below, to step down the voltage levels for use by consumers. They have a lower power rating than power transformers, typically ranging from several kVA to several hundred kVA, and are designed to operate at lower voltages and currents. Mains transformers are typically dry-type, and use a magnetic core made of laminated steel or ferrite to reduce losses and improve efficiency.

Both power and mains transformers require proper design, selection, and maintenance to ensure reliable and efficient operation. They are subject to various standards and regulations, such as IEC (International Electrotechnical Commission) and IEEE (Institute of Electrical and Electronics Engineers), to ensure their safety and performance. Proper installation and maintenance of transformers, such as regular inspection, testing, and oil analysis, are also critical to ensure their longevity and performance.