Quick Response off Load Tap Changer Type Wst4 for Distribution and Power Transformers

• Material: PA66, Aluminum
• Refractoriness: 200-450°C
• Diameter: 10-50mm
• Apparent Density: 35~65kg/m³
• Surface Treatment: Glazed Tiles
• Usage: Electronic
• Model NO.: WST/WSP series
• Color: White
• Tensile Strength: Good
• Type: Break Switch
• Coil Number: Autotransformer
• Phase: Single,Three
• Coil Structure: Toroidal
• Product Name: Transformer Tap Changer
• Rated Current: 30A
• Application: High Voltage
• Rated Voltage: 35kv
• Trademark: Powerwell
• Origin: Hunan, China
• Production Capacity: 100000 Piece/Pieces Per Month

Product Description

 

Introduction
- The tap changer will be used to regulate the voltage for off circuit distribution transformer,
- The transformer will be filled with oil,
- The tap changer will mounted horizontally under the transformer's cover or at the transformer tank side,
- The control device should be provided with a notch to mark each position and the control knob must be provided with a suitable locking arrangement which can be locked when the tap changer is on a final selected position
- The instruction of tap-changer operation shall be engraved in English language on the control knob,
- All steel parts should be hot dip galvanized,
- The terminals of tap changer must be made of copper,
- The drawings, main dimensions and clearances are as in fig. (1).

 

Technical Parameters

Voltage [KV]	Rated Current [A]	No. Of Post.Ter.	L [mm]	B [mm]	D1	D2	Insulation voltage lest for min	Impulse voltage test (1/50)
20	30	7-7	70	711	3.1	5	50KV	125KV