Product Details

Details of 3 phase step down 1000 kva dry transformer 11kv to 415v

Characteristics of 3 phase step down 1000 kva dry transformer 11kv to 415v

1. High Insulation Strength

2. Strong Anti-Short-Circuit Capability

3. Outstanding Disaster-Proof Performance

4. Advantageous Environmental Related Performance

5. Maintenance Free

6. Low in Operational Loss and High in Operational Efficiency;

7. Low in Noise;

8. Small in Volume, Light in Weight, and Convenient for Installation and Adjustment;

9. Without needing any separate transformer room or any suspended core inspection, thereby saving holding lands;

10. Strong Overload Capacity

Standards of 3 phase step down 1000 kva dry transformer 11kv to 415v

Service condition

Normal Condition

Ambient temperature

Indoor

-5°C to +40°C

Outdoor

-10°C to +40°C

Humidity

90%

Altitude

≤1000m

Pollution

Level I-Light

Level II-Medium

Earthquake

UBC Zone 3

Special Condition

Ambient temperature

Indoor

-15°C to +40°C, -25°C to +40°C

Outdoor

-10°C to +50°C, -25°C to +40°C

-40°C to +40°C

Humidity

95%,98%

Altitude

≤2000m, ≤3000m, ≤4000m

Pollution

Level III-Heavy, Level IV-Very Heavy

Earthquake

UBC Zone 4

Standard

IEC 60076-1 Power transformers-Part 1: General

IEC 60076-2 Power transformers-Part 2: Temperature rise

IEC 60076-3 Power transformers-Part 3: Insulation levels, dielectric tests and external clearances in air

IEC 60076-4 Power transformers-Part 4: Guide to the lightning impulse and switching impulse testing

IEC 60076-5 Power transformers-Part 5: Ability to withstand short circuit

IEC 60076-10 Power transformers-Part 10: Determination of sound levels

IEC 60076-11 Power transformers-Part 11: Dry-type transformers

IEEE C57.12.00 General Requirements for Liquid-Immersed Distribution Power, and Regulating Transformers

IEEE C57.12.01 General Requirements for Dry-Type Distribution and Power Transformers Including Those with Solid-Cast and/or Resin Encapsulated Windings

Ratings

IEC Standard

Rated Voltage:

3.6 kV – 7.2 kV – 12 kV – 17.5 kV – 24 kV – 36 kV – 52 kV – 72.5 kV – 100 kV – 123 kV – 145 kV − 170 kV – 245 kV

Rated Insulation Level:

Common Value:

20kV – 40kV – 60kV – 75kV – 95kV – 125kV – 145kV – 170kV – 250kV – 325kV – 380kV – 450kV – 550kV – 650kV – 750kV – 850kV – 950kV – 1050kV

Across the isolating distance:

23kV – 46kV – 70kV – 85kV – 110kV – 145kV – 165kV – 195kV – 290kV – 375kV – 440kV – 520kV – 630kV – 750kV – 860kV – 950kV – 1050kV – 1200kV

Rated Frequency:

50Hz, 60Hz

Rated normal current:

1A – 1.25A – 1.6A – 2A – 2.5A – 3.15A – 4A – 5A – 6.3A – 8A – 10A – 12.5A – 16A – 20A – 25A – 31.5A – 40A- 50A – 63A – 80A – 100A – 125A – 160A – 200A – 250A – 315A– 400A – 500A – 630A – 800A – 1000A – 1250A – 1600A – 2000A – 2500A – 3150A – 4000A – 5000A – 6300A

Rated kVA

30kVA – 50kVA – 80kVA – 100kVA – 125kVA – 160kVA – 200kVA – 250kVA – 315kVA – 400kVA – 500kVA – 630kVA – 800kVA – 1000kVA – 1250kVA – 1600kVA – 2000kVA – 2500kVA – 3150kVA – 4000kVA – 5MVA – 6.3MVA – 8MVA – 10MVA – 12.5MVA – 16MVA – 20MVA

IEEE Standard

Rated KVA

Single-phase transformer:

5kVA – 10kVA – 15kVA – 25kVA – 37.5kVA – 50kVA – 75kVA – 100kVA – 167kVA – 250kVA – 333kVA

Three-phase transformer:

15kVA – 30kVA – 45kVA – 75kVA – 112.5kVA – 150kVA – 225kVA – 300kVA – 500kVA – 750kVA – 1000kVA – 1500kVA – 2000kVA – 2500kVA – 3750kVA – 5MVA – 7.5MVA –10MkVA – 12MVA – 15MVA – 20MVA – 25MVA – 30MVA – 37.5MVA

Rated Voltage

1.2kV – 2.5kV – 5.0kV – 8.7kV – 15.0kV – 25kV – 34.5kV – 46.0kV – 69.0kV – 115.0kV – 138.0kV – 161kV – 230.0kV – 345kV

BIL

30kV – 45kV – 60kV – 75kV- 95kV – 110kV – 150kV – 200kV – 250kV – 350kV – 450kV – 550kV – 650kV – 750kV – 825kV – 900kV – 1050kV – 1175kV

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Workshop for Dry Type Power Transformer

Certificate for 3 phase step down 1000 kva dry transformer 11kv to 415v

Service of 3 phase step down 1000 kva dry transformer 11kv to 415v

1.	Pre sale service
a.	make technical solution
b.	send quotation, technical data sheet and drawing
c.	prepare power transmission plan, testing plan,and shipment plan
2.	In sale service
a.	supervise the manufacturing schedule totally in accordance with the plan
b.	send photos to customer during every manufacturing process(hold point)
c.	inform the customer one week before testinng.
3.	After sale service
a.	installation and commissioning, training the workers
b.	quick response within 12 hours any time
c.	provide 12 months gurantee period normally.