Is specialized in designing, manufacturing for power transformers ,furnace transformers and reactor.

Type WSTII three phase tap changer (delta connection) 1

Type WSTII three phase tap changer (delta connection) 2

Type WSTII three phase tap changer (delta connection) 3

Type WSTII three phase tap changer (delta connection)

Type WSTII three phase-tap changer (delta connection)

- Used in mineral oil or silicon oil

- Rated Voltage 10KV-24KV

- Rated current from 30A-63A

- Tapping position: 3-7

- Regulation 2.5% per position

Model Explanation

WST □ - □/□-□╳□
W: off-circuit
S : three-phase or D for single phase
T : linear type tap changer
□: voltage regulation model
□: rated current
□: rated voltage
□: number of tapping heads
□: number of tapping position

Voltage Regulation Model
I : terminal point
II : central point
III : neutral point
IV : Y-△ conversion
V : series-parallel connection

Our Advantage

* High pressure capability
* Strong anti-aging ability
* Strong anti-lightning impact
* Strong protection
* Use smoothly
* Stable use

Rated voltage	Rated current	L	B	C	C	n	φd1	φd2	H
10 kV	30A	347	55	55	55	3	φ3.1	φ5	H=70、100、130、150、200 (At user's option)
	63A						φ5.1	φ7
24 kV	30A	347	55	55	55	3	φ3.1	φ5
	63A						φ5.1	φ7
36 kV	30A	422	80	80	80	3	φ3.1	φ5
	63A						φ5.1	φ7
10 kV	30A	455	55	55	55	5	φ3.1	φ5
	63A						φ5.1	φ7
24 kV	30A	455	55	55	55	5	φ3.1	φ5
	63A						φ5.1	φ7
36 kV	30A	530	80	80	80	5	φ3.1	φ5
	63A						φ5.1	φ7
10 kV	30A	563	55	55	55	7	φ3.1	φ5
	63A						φ5.1	φ7
24 kV	30A	563	55	55	55	7	φ3.1	φ5
	63A						φ5.1	φ7
36 kV	30A	640	80	80	80	7	φ3.1	φ5
	63A						φ5.1	φ7

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