Products Description
Name：Tap Changer for Transformer
Type:Linear single-phase de-energized bar tap-changer
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,highest voltage for equipment 40.5kV and 126kV,rated current from 200 to1500A. The tap-changer is installed on tanking body and operating on tank cover,they must be working under non-energized condition.
Product parameters
| Type of tap-changer | Rated current(A) |
Highest voltage for equipment (kV) |
Range of voltage regulation |
NO.of phases |
Regulating position |
Install dimension(mm) |
Holes on tank cover(mm) |
||||||
| L | L1 | L2 | L3 | n | |||||||||
| Type of tap-changer | |||||||||||||
| WDT | I | 200~800/40.5-3×3 | 200,400 500,630 800 |
40.5 | ±5% | 1 | Linear voltage regulating |
744 | 144 | 80 | 170 | 2 | φ80 |
| WDT | I | 200~800/40.5-5×5 | ±2×2.5% | 888 | 288 | 80 | 170 | 4 | |||||
| WDT | I | 200~800/40.5-7×7 | ±3×2% | 1032 | 432 | 80 | 170 | 6 | |||||
| WDT | I | 200~800/40.5-9×9 | ±4×1.25% | 1196 | 576 | 100 | 170 | 8 | |||||
Drawing:
Certificate:
The product complies with international standards such as IEC 60214, IEC 60076-1
The factory has passed ISO9001/ISO14001 management system
Provide complete technical drawings, test reports, material certification, factory inspection reports
Our advantages:
1. The strip structure is compact and space-saving, especially suitable for S11 and S13 oil-immersed distribution transformers
2. A variety of installation methods are available (top/side/lead terminal type), which can be quickly adapted to the customer's box structure
3. The gear position (±2x2.5%, ±5%, etc.) and wiring method can be customized to fully fit the customer's transformer design
4. The operating mechanism is reasonably designed and can be equipped with a positioning lock, suitable for long-term outdoor use
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Q: Are you trading company or manufacturer?
A: We are manufacturer, having our own factories.
Q: Do you provide samples ? is it free or extra?
A: Yes, we can provide free samples, you only need to cover the shipping cost.
Q: How long is your delivery time?
A: Generally, if the goods are in stock, shipment can be arranged within 3 working days;
If the goods need to be mass produced, delivery time may be around 7-10 working days.
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