Three Phase Pad Mounted Transformer

Farady Three Phase compartmental type pad-mounted transformers are utilized in underground distribution systems. They are particularly suitable for high-rise buildings, apartment complexes, shopping malls, hospitals, schools, commercial structures, and industrial facilities.

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General

Farady Three Phase compartmental type pad-mounted transformers are utilized in underground distribution systems. They are particularly suitable for high-rise buildings, apartment complexes, shopping malls, hospitals, schools, commercial structures, and industrial facilities. 

The standard rating for these transformers ranges from 10 to 167 KVA for single phase, and 45 to 3000 KVA for three phase, with primary voltage ratings ranging from 2,400V to 34,500V. The design of these transformers adheres to the relevant standards set by ANSI/IEEE and NEMA.


Product View and Features

● ANSI/IEEEC57.12.34

● Single or Three phase

● DOE2016 or NEMA TP1 Efficiency

● Indoor or outdoor 

● Wound core-coil construction

● Robust steel tank and cabinet assembly

● Dear or live front 

● 3 points door locking 

● Standard NEMA accessories

● All standard tap configurations

● Dual voltage available

● Corrosion tank protection


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Typical Product Outline

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Table of Liquid Three phase pad mounted transformer (<150kV BIL) Temp rise 65℃5℃

kVA

A
mm

B
mm

C
mm

Weight
(kG)

Efficiency %

DOE 2016

NEMA TP1

45

1300

1750

1200

1150

98.92

98.60

75

1300

1750

1200

1200

99.03

98.70

112.5

1300

1750

1200

1250

99.11

98.80

150

1300

1750

1200

1300

99.16

98.90

225

1300

1750

1200

1600

99.23

99.00

300

1300

1750

1450

1900

99.27

99.00

500

1300

1850

1450

2600

99.35

99.10

750

1400

1850

1450

3300

99.40

99.20

1000

1400

1850

1450

4400

99.43

99.20

1500

1650

1850

1680

5500

99.48

99.30

2000

1650

2350

1750

6500

99.51

99.40

2500

1750

2350

1800

7900

99.53

99.40


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Table of Liquid Single phase pad mounted transformer (<150kV BIL) Temp rise 65℃5℃

kVA

A
mm

B
mm

C
mm

Weight
(kG)

Efficiency %

DOE 2016

NEMA TP1

10

610

750

850

280

98.70%

98.40%

15

610

750

850

300

98.82%

98.60%

25

610

750

850

330

98.95%

98.70%

37.5

610

750

850

350

99.05%

98.80%

50

610

750

850

370

99.11%

98.90%

75

610

750

950

400

99.19%

99.00%

100

750

950

1000

450

99.25%

99.00%

167

750

1200

1000

700

99.33%

99.10%


Quality Assurance

Quality assurance is an integral part of the process. All electrical testing is per IEEE standards.. Quality of processed parts and subassemblies are the responsibility of the production personnel. Regular quality inspections and spot checking are conducted to make sure that good and consistent quality is achieved and maintained.


Routine Tests

● In-process Core Loss Test

● Transformer Turns Ratio Test

● Winding Resistance Test

● Polarity and Phase Displacement Test

● Insulation Power Factor Test

● Liquid Insulation DBV Test

● No Load Loss & Excitation Test

● Impedance Voltage & Load Loss Test

● Voltage Ratio Test

● Applied Potential Test

● Induced Potential Test


Type Tests

● Temperature Rise Test

● Basic Impulse Level (BIL)


Accessories

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