Zhejiang, China
Business Type:
Manufacturer/Factory, Other, Group Corporation
Business Range:
Electrical & Electronics, Industrial Equipment & Components
Management System Certification:
Main Markets:
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, ...
Average Lead Time:
Peak season lead time: 1-3 months
Off season lead time: within 15 workday
OEM/ODM Service

Voltage Regualtor, Automatic Voltage Regulator, Automatic Step Voltage Regulator manufacturer / supplier in China, offering China Top3 Manufacturer of SVR-3 Type Three Phase Automatic Step Voltage Regulator, Sf6 Gas-Insulated Indoor 24kv Switch Disconnector, Sf6 Gas-Insulated 24kv Load Break Switch and so on.

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China Top3 Manufacturer of SVR-3 Type Three Phase Automatic Step Voltage Regulator

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Min. Order / Reference FOB Price
1 piece US $10,000-20,000/ piece
Port: Ningbo, China
Production Capacity: 10000
Payment Terms: L/C, T/T, Money Gram
Application: Power, Rectifier
Phase: Three
Core: Core-type Transformer
Cooling Method: Oil-immersed Type Transformer
Winding Type: Auto-transformer
Certification: ISO9001-2000

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Basic Info

Model NO.: SVR-3
Usage: Power Transformer
Frequency Characteristics: Power Frequency
Shape of Core: Ring
Brand: Rockwell
Material: Oil, Copper
Color: Gray, Green or Customized
Trademark: Rockwell
Transport Package: Wooden Case
Specification: IEC/ANSI/GB
Origin: Zhejiang, China
HS Code: 8504231100

Product Description

SVR-3 type Three phase Automatic Step voltage regulator

The SVR-3 type feeder automatic step voltage regulator is actually a three phase oil immersed auto-transformer with SVR controller and gathering sampling of voltage &current signal, on load tap charger controlling device to achieve gird more efficient from adjust the load character by increase and decrease the voltage.
So This SVR is eqv. To a transformer equipped with on load tap charger with SVR controller sampling voltage and current data and on load tap charger steps from current transformer and voltage transformer and limit switches.

2.Main features

+High breaking capacity tap charger from self-developed technology, More reliable and more steps 2.5% each by Max 16 steps( totally 40%);
+With SVR type Smart controller, a self-developed technology, GPRS/GSM, Blue-tooth.
+With self-protection LOCK-OUT functions: Line fault, Overload, OverCurrent, Under-voltage
+With adjustable voltage datum and step scope limit, step draw delay, data setting.

3.Main technical parameter


Rated voltageUnder 6.9kV10kV up to 22kVUnder 35kV
Rated capacityLess than 4000kVALess than 12500kVALess than 24000kVA
No of phasesThree phase
Cooling methodONAN
Vector groupYa0
Steps7/9/16* steps
Mechanical life1000,000 times
Electrical life50,000times
Voltage scope20%, 30%,40%

China Top3 Manufacturer of SVR-3 Type Three Phase Automatic Step Voltage Regulator

1.The payment term: We accept TT,30% deposit and 70% balance against copy of BL.
2.The delivery time: Usually it will take about 15-20 days.
3.The standard of package: Usually use strong plywood case for protection.
4.The material of transformer: We have two types, one is with copper and another one is with aluminum. It depends on your requirement. In fact, those two have difference if normal work well. Only except the long life. Copper is better and also higher price.
5.The logo: If you have good quantity, it absolute no problem to do OEM.
6.Our market: our products are popular in Indonesia, Philippines, Russia, USA, Middle East and so on. Some of them are our regular customers and some of them are developing. We hope you can join us and make mutual benefit from our cooperation..
7.Warranty: in 12 month since BL date.


1.quick response in before sales period help you got order.
2.excellent service in production time let you know each step we made.
3.reliable quality solve you after sale headache.
4.long period quality warranty ensure you can buy without hesitate.


1. One-stop supplier globally.
2. More than 10 years professional experiences in electrical appliance industry. 
3.We offer professional online technology support for perfecting your electrical solution free.
4. Experienced sales service and suggestion.
5. All the products with accessories under strict quality control and final inspection before shipping.
6. We can assure the powerful competitive price and reliable quality products.
7. Most competitive shipping rate from our own shipping forwarder.
8. Warranty assurance: 12 month
9. Whatever big or small order, we can provide you one-to-one service.  


Contact person: Mr. Chen Chengming

Your Best Choice for Electrical Appliances Industry!!!
Please leave an inquiry to know more details about Price , Packing ,Shipping and Discount.
China Top3 Manufacturer of SVR-3 Type Three Phase Automatic Step Voltage Regulator

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