Broadcast Television Special-Purpose Voltage Regulator (SBW/DBW)

Name: Broadcast Television Special-Purpose Voltage Regulator (SBW/DBW)
Brand: all-electronics-online.com
SKU: 825455115
Availability: InStock
Rating: 4.7 (133 reviews)

Price:	US $ 200-60000/Piece
Min Order:	1/Piece
Pay Type:	L/C,T/T

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Showroom Product Company Profile

Features of GridStone Digital Control Servo Voltage Stabilizer
1. Variable transformer with columnar design
2. Digital control system. Intelligent sensing and protection.
3. Efficiency upto 99%
4. Independent or Dependent Three Phase Regulation subject to the order
5. Rich protection functions
6. Manual bypass
7. EMI/RFI filter ( optional ) , Surge protection ( optional ), Remote control with 485 ( Optional )

Specification

Input Voltage	Single phase: 220V or 230V or 240V, Three phase: 380V or 400V or 415V
Input Voltage tolerance	+/- 15%, +/-20%, +/-30%, +/-45%
Frequency	50HZ /60HZ
Output Voltage Tolerance	+/-2% typical ( +/-1% optional )
Over load capability	300% 1sec, 120% to 200% 20sec, 100% to 120% 15min
Response time	<0.1s
Correction time	<1s
Efficiency	>97% typical (models below 250kVA) ; >98% typical (models above 250kV)
Cooling	Nature air convection for models below 150kVA; Air forces fan for 150kVA and above.
Protection	Under/Over voltage, over load, over current, short circuit, manual bypass, surge arrester (optional), voltage stabilization before power output;
Display	input voltage of each phase, Output voltage of each phase, Current of each phase, Alarm of protection
Operating temperature	-15 to 40 ºC
Humidity	90%

Current Type:	AC
Phase:	Three Phase
Usage:	SBW Servo Voltage Stabilizer
Frequency:	Low Frequency
Brand:	Gridstone

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.

Watch 360 degree video of GridStone factory on computer: http://www.is360.com/GridStone/index.html

(Click mouse on the video and drag the mouse at the same time, the video will turn to different angle and show 360 degree of GridStone factory. )

Our History

1983, GridStone factory for automatic voltage stabilizer was started, and the 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 Sold abroad.