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Ningbo Ville Electric Co., Ltd.

Tap Changer, Oil-Immersed Transformer Parts, Transformer Tap Changer manufacturer / supplier in China, offering Transformer Switch /off-Circuit Tap Changer (Bar Form), 230kv Auto Power Transformer / Power Distribution Transmission /Power Transformer, Combined Transformer Substation Box Type Power Substation/Power Distribution Transmission and so on.

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Supplier Homepage Product Transformer Spare Parts Transformer tap changer Transformer Switch /off-Circuit Tap Changer (Bar Form)

Transformer Switch /off-Circuit Tap Changer (Bar Form)

FOB Price: US $1,300-6,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $1,300-6,000/ Piece
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Port: Ningbo, China
Production Capacity: 50000 Sets
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Product Catalog
transformer tap changer
41 Products
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FOB Price
Basic Info
  • Model NO.: Bar Form
  • Structure: Three-column Disconnector
  • Operation: Electric
  • Movement Mode: Vertical Rotary Type
  • Grounding: Un Grounded
  • Run: Turn the Horizontal
  • Common Model: CV
  • Certification: ISO, IS9001, ISO9001
  • Components: Tap Changer Body and Operating Mechanism
  • Applied Transformer Frequency: 50, 60Hz,
  • Applied Transformer Rated Current: From 200 to 1500A
  • Trademark: VILLE
  • Specification: IEC CE, ISO
  • Type: Low-voltage
  • Installation: Indoor High-voltage
  • Grounding Mode: Not Grounding
  • Number of Poles: Three Pole
  • Series: Three
  • Switching Mode: Single Throw-in
  • Structure of Operating: Electric
  • Brand: Ville
  • Use for: Il-Immersed Power Transformer
  • Applied Transformer Rated Voltage: 35kv and 110kv
  • Working Condition: Under Non-Energized Condition
  • Transport Package: Wooden Case
  • Origin: Ningbo
Product Description
This type of tap changer is comprised by tap changer body and operating mechanism. It is suitable for oil-immersed power transformer with frequency of 50, 60Hz, rated voltage 35kV and 110kV, rated current from 200 to 1500A. The tap changer s installed on tanking body and operating on tank cover. They must be working under non-energized condition.

Lead's section and length of the bar switch

Rated Current (A)Lead's section mm2Lead's Length (mm)
200 70 700
400 150
630 185
800 240
1000 (Double Lead) 185
1250(Double Lead) 185
1500(Double Lead) 240

Notice: If the customer has some special requirements, please detailed in ordering.
Type of tap changerRated current (A)Rated Voltage (kV)Range of voltage regulationNo. of phasesRegulating positionsInstall Dimension (mm)Holes on tank cover (mm)
WDT II 200-400/35-4×3200\40035±5%1Middle part6563967273.524.5Φ107Φ80
WDT II 630-800/35-4×3630\80010034Φ127
WDT II 200-400/35-6×5200\400±2×2.5%8005407273.524.5Φ107
WDT II 630-800/35-6×5630\80010034Φ127
WDT II 200-400/35-8×7200\400±3×2%9446847273.524.5Φ107
WDT II 630-800/35-8×7630\80010034Φ127
WDT II 200-400/35-10×9200\400±4×1.25%10888287273.524.5Φ107
WDT II 630-800/35-10×9630\80010034Φ127
WDT II 200-400/110-4×3200\400110±5%7284689673.524.5Φ107
WDT II 630-800/110-4×3630\80010034Φ127
WDT II 200-400/110-6×5200\400±2×2.5%9206609673.524.5Φ107
WDT II 630-800/110-6×5630\80010034Φ127
WDT II 200-400/110-8×7200\400±3×2%11128529673.524.5Φ107
WDT II 630-800/110-8×7630\80010034Φ127
WDT II 200-400/110-10×9200\400±4×1.25%130410449673.524.5Φ107
WDT II 630-800/110-10×9630\80010034Φ127

Company profile:
Main product line: Tap changer and HV switchgear
Tap changer manufacturing with fullest vertical integration
Tap Changer Products Range On-Load Tap Changer:
* Conventional OLTC for transformer with voltage up to 765kV
*Vacuum OLTC for oil transformer with voltage up to 765kV
*Vacuum OLTC for dry transformer with voltage of 72.5kV
Off-Circuit Tap Changer
* Application for the transformer with voltage up to 765kV
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