Shanghai, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Electrical & Electronics, Industrial Equipment & Components, Manufacturing & Processing ...
Management System Certification:
ISO 9001, ISO 14001
OEM/ODM Service
Sample Available

Auto Transformer, LV Transformer, Low Voltage Transformer manufacturer / supplier in China, offering 400V Three Phase Remote Wireless Monitoring Auto Transformer, Single Phase Static Voltage Stabilizer, Outdoor Digital Servo Voltage Stabilizer and so on.

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Supplier Homepage Products Transformer 400V Three Phase Remote Wireless Monitoring Auto Transformer

400V Three Phase Remote Wireless Monitoring Auto Transformer

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Min. Order / Reference FOB Price
1 Piece US $100-50,000/ Piece
Port: Shanghai, China
Transport Package: Wooden Box
Payment Terms: L/C, T/T
Application: Power, Electronic, Instrument, Lighting, Rectifier, Audio
Phase: Three
Core: Core-type Transformer
Cooling Method: Dry-type Transformer
Winding Type: Separated Winding Transformer
Certification: ISO9001-2000, CCC

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Basic Info

Usage
Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer, Isolation Transformer
Frequency Characteristics
Power Frequency
Brand
Gridstone
Trademark
GridStone
Specification
1kVA to 3000kVA
Origin
Shanghai, China
Features
 1. Specially designed for improving the utility voltage in remote area.
 2. Automatically change the voltage step to solve the low voltage problem for the customers.
 3. Wireless monitoring. 
 4. Double dipped impregnation in vacuum tank. 

Specification

 
Capacity 1KVA-3000KVA
Voltage Grade<= AC1140V
Input Voltage rangeRated voltage ±10%
Output VoltageRated voltage ±3% when input voltage is at the rated voltage.
Frequency50Hz or 60Hz
Dielectric Strength3500V / 10mA / 60s
Loading capabilityWhen the transformer is 100% loaded, it can take 3 times current in short time. 
Insulation≥100MΩ ( DC 500V )
Insulation GradeF
Working Temperature-15°C--+45°C
Humidity<95℅
Temperature increase<100K
Noise<55db
400V Three Phase Remote Wireless Monitoring Auto Transformer
400V Three Phase Remote Wireless Monitoring Auto Transformer
400V Three Phase Remote Wireless Monitoring Auto Transformer

Company Profile:

Founded in 1983, GridStone Electric is a leading manufacturer of automatic voltage stabilizer and transformer. The products currently include digital static voltage stabilizer, digital servo voltage optimizer, power factor correction units, LV and MV transformers and reactors, UPS, Variable Frequency Power Source, Oil Immersed Induction Voltage Regulator. Thanks to over 30 years in the business and on going technical research, GridStone have become a competitive high-tech company, and meet the requirements of a constantly growing number of customers through design, production and service.

Besides standard production, GridStone is flexible and strong at custom design and production according to the customers' specification. Expert training and technical support are available to serve the customers quickly and professionally.

GridStone factories are ISO9001 and ISO14001 certified.

Our History
1983, GridStone factory for automatic voltage stabilizer was started, and th  first servo voltage stabilizer in
          China was successfully produced.

1985. Gridstone factory for transformer was started
1998. New office and factory of voltage stabilizer were started in Shanghai,China.
2002. The first static voltage stabilizer was released, and massive production started at end of the year.
2008. Brand name "Shanghai Voltage Regulator" was started in China.
2009. New types digital voltage stabilizers were released. These new products are more fast, more reliable
          and more intelligent.

2010. The first frequency and voltage regulator with IGBT is released.
2014. New factory for transformer was started.
2016. GridStone brand name is started to be used for all voltage stabilizers and transformers to be sold
          abroad.

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