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Step Up / Down Oil Immersed Power Transformer 30KVA 200KVA Three Phase IEC ANSI Standards

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Step Up / Down Oil Immersed Power Transformer 30KVA 200KVA Three Phase IEC ANSI Standards

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Place of Origin : Hunan, China

Brand Name : HENTG Power

Model Number : S22

Certification : CE

MOQ : 2 sets

Frequency : 50Hz, 60Hz

Phase : Three

Coil Number : Two Windings, Three Windings, Multi Winding

application : distribution system

Coil Structure : layer coil, Disc Coil, fully sealed construction, round coil, Shell-Type Coil

Output Voltage : 415V, 110V, 220V, 380V, 400V , 440V, 480V, 10kV

Input Voltage : 11kV, 10.5kV, 3kV, 12.47kV, 6.6kV, 6.3kV, 6kV, 10kV, 35kV, 69kV

Type : Oil-Immersed Transformer, Voltage Regulator Transformer, AUTOTRANSFORMER

Vector group : Yyn0/Dyn11

Product name : Three Phase Oil Immersed Transformer

Winding Material : Copper\Aluminum

Cooling Method : ONAN ONAF

Coil : Copper/Aluminum Coil

Cooling : ONAN/ ONAF

Application : Change voltage

Voltage : 6.6kv-35kv

Use : Power

Insulation Class : Class A

Material : Copper or aluminum

Winding : Cu/copper

Transformer Type : S11 Oil-immersed Transformer

Reference Standards : IEC 60076

Primary Voltage : 35~38.5kv

Rated Capacity : 200KVA

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HENTG POWER Step-Up/Down Oil-Immersed Electrical Transformer
30KVA 200KVA Three Phase Power Transformer

Our oil-immersed distribution transformers range from 30kVA to 2500kVA, with voltage levels up to 35kV. They are widely used in power utilities, renewable energy, industrial facilities, railway systems, and urban infrastructure. Designed to IEC and ANSI standards, our transformers offer high efficiency, low losses, and long service life, suitable for both indoor and outdoor environments.

Step Up / Down Oil Immersed Power Transformer 30KVA 200KVA Three Phase IEC ANSI Standards
Main product parameters of S22 10KV double winding series









Rated capacity (KVA)
Vector Group
Voltage Combination


No-load loss
Load loss

lmpedance


HV
Tapping range
LV

Dy
Yy

30








Yyn0 / Dyn11







10
6.3
6







±5%

±2X2.5%








0.4
65
455
430





4.0
50




80
655
625

63




90
785
745

80




105
945
900

100




120
1140
1080

125




135
1360
1295

160




160
1665
1585

200




190
1970
1870

250




230
2300
2195

315




270
2760
2630

400




330
3250
3095

500




385
3900
3710

630




460
4460
4460



4.5
800




560
5400
5400

1000




665
7415
7415

1250




780
8640
8640

1600




940
10440
10440

2000




1085
13180
13180

5.0
2500




1280
13360
13360



Step Up / Down Oil Immersed Power Transformer 30KVA 200KVA Three Phase IEC ANSI Standards


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