Three-Phase Oil-Immersed Distribution Transformer 100kVA

Oct 30, 2025

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Three-Phase Oil-Immersed Distribution Transformer 100kVA

Rated Capacity: 100kVA
Voltage Range : 6.6kV/0.4kV, 11kV/0.4 , 13.8kV/0.4
Type: hermetically sealed or with conservator
Tap Changer: off circuit
Winding Materials: copper winding or Aluminum winding
Cooling Method :ONAN,

The transformer core adopt high-quality cold-rolled silicon steel sheet, greatly reducing the no-load loss and no-load current, and the core is tightly fixed to ensure that the core of the compact, reducing noise

We adopt Oxygen-free copper Foil type winding, the surface is more neat than Wire type Winding, and it has more strong resistance to short circuit than Wire type Winding
 


Transformer adopts fully sealed structure, the oil volume change by elastic corrugated mailbox corrugated chips to Automatically adjust the compensation, transformer isolated from the rest of the air, to prevent and slow the deterioration of oil and insulation aging, and enhance the reliability of the operation, normal operation no need to maintenance, Greatly reduced the maintenance cost in the long terms use.

 

Three-Phase Oil-Immersed  Transformer Application

Power stations, switchgear, factory, agriculture, hospitals, buildings, airports, tunnels, chemical plants, nuclear power plants etc.

Service Environment
Device types: outdoor type
Normal environment conditions of use: the elevation not more than 1000 m
Environmental highest temperature + 40°C, minimum-25°C
The special environment conditions of use: elevation of more than 1000 m
Environmental highest temperature + 40°C, minimum-45°C. (when you order details)
Mounting ambicnt: no corrosive gas, no obvious dirt environment

 

 

Oil-filled Transformer Product Parameters

S9 Series Oil distribution Transformer

Rated capacity Voltage Combination Connection symbol Loss(KW) No-load current (%) Short-circuit impedance
%
Weight (Kg)
(KVA) High voltage (KV) High voltage tapping range Low voltage (KV) Load No-load Oil weight Overall weight
10 6KV 6.3KV
6.6KV 10KV 11KV
+5%
±2×2.5%
0.4 Yyn0
Dyn11
0.26 0.09 3.2 4 45 172
20 0.44 0.1 3 57 230
30 0.6 0.13 2.3 75 295
50 0.87 0.17 2 88 395
63 1.04 0.2 1.9 95 420
80 1.25 0.25 1.9 103 480
100 1.5 0.29 1.8 115 540
125 1.8 0.34 1.7 130 645
160 2.2 0.4 1.6 145 740
200 2.6 0.48 1.5 175 885
250 3.05 0.56 1.4 195 1010
315 3.65 0.57 1.4 230 1205
400 4.3 0.8 1.3 255 1375
500 5.1 0.96 1.2 285 1620
630 6.2 1.2 1.1 4.5 350 1960
800 7.5 1.4 1.1 405 2310
1000 10.3 1.7 1 490 2690
1250 12 1.95 1 550 3315
1600 14.5 2.4 0.8 625 3985
2000 18 2.6 0.7 745 4520

S11 Series Oil distribution Transformer
Rated capacity Voltage Combination Connection symbol Loss(KW) No-load current (%) Short-circuit impedance
%
Weight (Kg)
(KVA) High voltage (KV) High voltage tapping range Low voltage (KV) Load No-load Oil weight Overall weight
10 6KV 6.3KV
6.6KV 10KV 11KV 13.8KV
+5%

±2×2.5%
0.4 Yyn0
Dyn11
0.26 0.060 2.2 4 61 220
20 0.44 0.060 2.2 82 270
30 0.6 0.090 2.1 97 350
50 0.87 0.130 2.0 110 430
63 1.04 0.150 1.9 140 500
80 1.25 0.175 1.8 175 580
100 1.5 0.200 1.6 195 690
125 1.8 0.235 1.5 220 760
160 2.2 0.270 1.4 230 910
200 2.6 0.325 1.3 260 1035
250 3.05 0.395 1.2 290 1220
315 3.65 0.475 1.1 310 1450
400 4.3 0.565 1.0 350 1750
500 5.1 0.675 1.0 410 2170
630 6.2 0.805 0.9 4.5 490 2450
800 7.5 0.980 0.8 580 2980
1000 10.3 1.155 0.7 710 3590
1250 12 1.365 0.6 770 4410
1600 14.5 1.650 0.6 1000 5600
2000 17.15 1.950 0.5 1060 6310
 
 

company profile


 

GNEE TRANSFORMER has strong production capacity and an efficient marketing team.

 

Our transformer products include 500kV, 400kV, 330kV, 220kV, and 110kV ultra-high voltage transformers, various dry-type transformers/oil immersed transformers/amorphous alloy transformers of 35kV and below, new energy transformers, and prefabricated substations,

 

Export series: single-phase transformer, three-phase transformer, cylindrical transformer, isolation transformer, control transformer, voltage regulator and other products, And various specifications of special transformers such as grounding transformers, arc suppression coils, Bitcoin transformers, prefabricated cabins, reactors, electric furnace transformers, rectifier transformers, mining transformers, marine transformers, etc.

 

GNEE TRANSFORMER has successively passed ISO9001, ISO14001, ISO45001, SA8000 system certification. At the same time, 10kV and 35KV level distribution transformers and box type substations have obtained interna- tional Electrotechnical Commission IEC certification, US UL certification, German TUV certification, EU CE certification, Dutch KEMA certification, and GOST certification. Our product sales cover the global market, including 72 countries and regions such as the United States, Europe, Canada, Mexico, etc.

 

transformer Workshop equipment display


 

Transformer Test equipment
Test equipment
Transformer Test equipment2
Test equipment

 

Oil transformation workshop
Oil transformation workshop
Dry transformation workshop
Dry transformation workshop

 

Transformer Intelligent automatic bending machine
Intelligent automatic bending machine
Transformer Cnc punch press
Cnc punch press

 

Transformer Intelligent laser cutting machine
Intelligent laser cutting machine
Transformer Welding robot
Welding robot

 

Transformer Fully automatic laminating unit
Fully automatic laminating unit
Transformer Fully automatic laminating unit2
Fully automatic laminating unit

 

Transformer Wire winding unit
Wire winding unit
Transformer Wire winding unit2
Wire winding unit
Transformer Wire winding unit3
Wire winding unit

 

 

 

 

types of transformer from GNEE


 

500kV oil-immersed single-phase double-winding unexcited voltage regulating power transformer

500kV oil-immersed three-phase double-winding unexcited voltage regulating power transformer
330kV oil-immersed three-phase double-winding unexcited voltage regulating power transformer
330kV oil-immersed three-phase three-winding unexcited voltage regulating power transformer
220kV oil-immersed three-phase double-winding unexcited voltage regulating power transformer
220kV oil-immersed three-phase three-winding unexcited voltage regulating power transformer
220kV oil-immersed three-phase double-winding on-load voltage regulating power transformer
220kV oil-immersed three-phase three-winding on-load voltage regulating power transformer
110kV oil-immersed three-phase double-winding unexcited voltage regulating power transformer
110kV oil-immersed three-phase three-winding unexcited voltage regulating power transformer
110kV oil-immersed three-phase double-winding on-load voltage regulating power transformer
110kV oil-immersed three-phase three-winding on-load voltage regulating power transformer
66kV oil-immersed three-phase double-winding unexcited voltage regulating power transformer
66kV oil-immersed three-phase double-winding on-load voltage regulating power transformer
35kV oil-immersed three-phase double-winding unexcited voltage regulating power transformer
35kV oil-immersed three-phase double-winding on-load voltage regulating power transformer
10kV oil-immersed three-phase double-winding unexcited voltage regulating power transformer
10kV oil-immersed three-phase double-winding on-load voltage regulating power transformer
S(B)H15(21~25)-M sealed amorphous alloy power transformer
SCB three-dimensional core transformer
35kV dry-type non-excitation voltage regulating power transformer
35kV dry-type on-load voltage regulating power transformer
35kV dry-type three-phase double-winding transformer for photovoltaic, wind power and energy storage on the new energy power generation side without excitation voltage regulation
20kV dry-type non-excitation voltage regulating distribution transformer
10kV dry-type three-phase double-winding non-excitation voltage regulating distribution transformer
10kV dry-type three-phase double-winding transformer for photovoltaic, wind power and energy storage on the new energy power generation side
SC(B)H15(17~19) amorphous alloy dry type transformer
SG(B)12~18 non-encapsulated H-class dry type transformer
CSD marine transformer
SGB three-dimensional core transformer
New energy transformer
35kV oil-immersed three-phase double-winding non-exciting voltage regulation new energy generation side for photovoltaic, wind power, energy storage transformers
10kV oil-immersed three-phase double-winding non-exciting voltage regulation new energy generation side for photovoltaic, wind power, energy storage transformers
Prefabricated cabin substation
Integrated inverter and step-up converter
10000V mine transformer
6000V mine transformer
Buried transformer
Phase-shifting rectifier transformer
Electric furnace transformer
Grounding transformer
QSG/SG three-phase dry isolation transformer
Three-phase pad-mounted transformer
Single-phase pad-mounted transformer
Single-phase pole-mounted transformer

Get Transformer Order specification

GNEE Transformer Order specification

When choosing our company's products, please provide the following data to better serve you.

Demander

Demander:

Telephonemethods:

Fax:

Project technical leader:

Telephonemethods:

Mailbox:

Transformer type selection

□Dry transformer

{□SC(B) Epoxy resin □SC(B) Non-encapsulated}

□American Box(ZGS)

{□Terminal type(-Z-) □Ring network type(-H-)}

□European Box change(YBM){□ Dry change □Oil change}

□ Oil-immersed transformer{□ Fully sealed(-M-) □Oil-bearing pillow}

□Amorphous alloy transformer{□Dry amorphous □ Oil amorphous}

□ Special transformer{Rectifier, Furnace, Mine, Etc}

Transformer basic data selection

Country of use:

 

Phase number:

□Three-phase(S conventional) □ Monophase □Other( )

Frequency:

□50Hz(conventional) □60Hz □ Other( )

Transformer oil:

□#25(conventional) □#45(minimum temperature below-25℃)

Rated capacity:

□( )kVA Conditions of use □Outdoor type □Indoor type

Altitude:

□Less than 1000m(conventional) □1000-2000m □3000m以上 over

Rated voltage(High voltage)

□6kV □10kV □20kV □35kV □66kV □110kV □220kV □Other( )

Rated voltage(Low pressure)

□0.4kV □0.66kV □10kV □10.5kV □35kV □其他 Other( )

Connected group

□Dyn11(conventional) □Yyn0 □YNd11 □li0(Single-phase) □Other( )

Impedance(%):

□4% □4.5% □5.5% □6% □6.5% □7.5% □8% □Other( )

Voltage regulation mode

□Voltage regulation without excitation(conventional) □On-load voltage regulation(Z)

Voltage regulation range

□±2*2.5% □±5% □±3*2.5% □Other( )

Transformer accessory selection

□Fan □Temperature control{□ Common □With 485 computer interface}

□Dry case{□ Ordinary steel sheet □Aluminum alloy » Stainless steel}

□Protection level of dry case(□IP20(Conventional) □IP( )}

□Dry case height requirements{□None □Requirements[ ]}

□ Cable out mode of the dry variable shell

{□ Up-and-out □ Up-and-down □Down-in/DOWN-out □Down-in/UP-out □Down-in/DOWN-out □Down-in/ side-out [□Left □ Right-out]}

Note:

1. (Dry change requirements s 100kVA transformer does not include fans, such as fans, need to be charged

2. (Oil changes <630kVA transformer does not include temperature control, gas relay, if necessary, need to increase the fee)

Other special requirements(additional charges apply below)

Dry transformer

□Shell and bottom plate{□Ordinary □Fully sealed} □Travel switch □Magnetic lo

□Zero sequence transformer □Copper bar to the low voltage cabinet

□Protective mesh □Lighting □100kVA or less Fan □Shock absorber

Oil-immersed transformer

□No.45 oil for non-low temperature areas □Designated brand on-load voltage regulator

□400kVA and below low voltage outlet OABC phase with wiring terminals

□630kVA or below requires temperature control

□800kVA or below Low voltage outlet phase 0 requires wiring terminals

□630kVA and below must be equipped with gas relay

 

GNEE TRANSFORMER Industrial Layout


 

Asia:China, Philippines, Cambodia, Malaysia, Pakistan, Indonesia, Vietnam, Mongolia, Japan, Taiwan Province, Bangladesh, Sri Lanka, Lebanon, Saudi Arabia, Turkey, Armenia, Saudi Arabia, Saudi Arabia, Kazakhstan, Kyrgyzstan, Tajikistan, Uzbekistan

 

Africa:Egypt, Ethiopia, Angola, Botswana, Burundi, Cape Verde, Congo, Guinea, Ghana, Gabon, Zimbabwe, Cameroon, Kenya, Rwanda, Malawi, Mauritius, Mauritania, Mozambique, South Africa, Nigeria, Somalia, Chad, Central Africa

 

North America: Aruba, Panama, Dominican Republic, Costa Rica, Honduras, Caribbean region,Canada, United States, Mexico, El Salvador, Guatemala, Jamaica

 

Europe: Bulgaria, North Macedonia, Finland, Norway, Ukraine, Greece, Hungary, Italy, United Kingdom

 

South America: Argentina, Paraguay, Ecuador, Colombia, Guyana, Mexico, Uruguay, Chile

 

Middle East: The Middle East region

 

Oceania: Australia, Papua New Guinea. Fiji

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