Golden Electronic Controls India Pvt Ltd.
 

 

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Products   Single Phase Air Cooled Servo Stabilizers

Salient Features

  • High efficiency
  • Fast response
  • Wide input voltage range
  • Audiable alarm for trip conditions
  • 99.99% failure proof control circuit
  • Built in digital volt/frequency meter
  • No over under, shoots and hunting
  • Built in bypass switch upto 100 Kva
  • Sensing circuit is isolated from the mains
  • Less active component avoids failure ratings
  • Special electronic circuit to operate on gensets
  • No effect of power factor and frequency variations
  • Single PCB for three phase sensing and correction
  • Automactic precision trip range settings at site without preset adjustment
  • Voltage speed high torque dc servo motor proportionally controls corrections
  • Rugged and smooth as motor drive control through optoisolator circuit which is highly reliable

High Reliability

  • High reliability due to digital and controlling using micro controller
  • All components sourcedfrom reputed manufacturers, confirm to IS/BS/VDU standards
  • All raw material inspection as per internal components manual
  • Individual assemblies tested on full load at 55 deg c in oven for 48 hours to minimize failure
  • Final equipment tested for accelerated life test to identify and replace any weak links.

Protections

  • Low voltage protections
  • High voltage protections
  • Phase rotation/single phasing preventer
  • Input protection using HRC fuse
  • Control circuit protection using fast blow fuse

Panel Control

VA 1 PH Model : Select

Panel Indications

VA 1 PH model: Input On, Output On,Input Low, Input High,  Over Load Cut-off

 
 PANEL METERS

 

VA 1 PH MODEL 
Input Volts  
Output Volts  
Output Set Voltage 
Output Load Current  
Sensitivity Adjustable From 2 - 9 Volts 




Product Specification
Single Phase capacity
1,2,3,4,5,7.5,10.12,15,20 & 25 kva
Input voltage range 170-270 single phase 295-465 volts three phase 195-270 single phase 340-465 volts three phase 205-270 single phase 360-465 volts three phase
Special range As per customer requirements
Output Voltage 380/400/415 V AC in three phase
System Unbalanced / balanced type
Connection Star /Delta or Star / Star
Output voltage regulation (+/-) 1% from no load to full load
Servo Motor drive model-A AC servo synchronous motor
Correction Speed 35/V/sec-1 ph, 60 V/sec-3 ph
Response Time Above 60 milli.sec.
Servo motor model-B D.C. servo motor
Correction speed Upto 105 V/sec
Response time 10 milli sec.
Operating frequency 47 to 53 Hz
Output waveform True reproduction of input
Insulation Class "B"
Short Circuit percentage and period 300% for 250 milli sec.
Overload Capacity 120% for 1 minute
Effect of load P.F. on OP Volts Nil
Waveform distortion Nil
Duty Cycle 100% continuous
Ambient Zero to 45°cmax. Relative humidity upto 90%
Type of cooling Natural air cooled upto 75 kva, Natural oil cooled 3 to 1000 kva
System Construction As per IS:9815
Enclosure Powder Coated
Efficiency 98% (electrical consumption saved)
Environment Designed for indoor tropical use
Mounting On Wheels
Earthing Earthing terminals provided
TOP
Dimension
(170V-270V Range)LWHOil Capacity
2Kva330280
310
-
5Kva430330
340
-
7.5Kva500
370
590
-
10Kva500
370
590
-





Single Phase Oil Cooled
(192-270V Range)









7.5Kva620
330
510
25Lts
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