3-phase air-cooled voltage stabilizer

Micro Controlled Voltage Stabilizer 3-Phase Air Cooled up to 250 kVA

Provides perfectly stable output even under severe conditions of unbalanced voltage conditions. Ideal to protect the electrical and electronic equipment from high and low voltages.

Salient Features
Quick response time 10 milli sec
Very high efficiency above 98%
Excellent regulation as high as +/-5%
Microcontroller controlled system
Wide input range of operations
High speed of correction

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Description

Technical Specifications
Input Voltage Range: 300-460 V / 340-480 V / 360-460 V AC 3 Ph
Output Voltage (3 Ph): 415 V AC
System: Unbalance 4 wire: R Y B N
Connections: Star
Operating Frequency: 47 to 53 Hz
Output Voltage Regulation: +/- 1% (No Load)
Output Voltage Regulation: +/- 1% (Full Load)
Overload Capacity: 120%
Correction Rate: 60 / 35 / 25 V/sec – 3 Phase
Wave-form Distortion: Nil
Output Waveform: True Reproduction of Input
Insulation: Class F
Short Circuit Period & Percentage: 300% for 250 milli sec
Normal Operation Temperature: 0 to 45 degree C
Climate Conditions: 90% Rh Max Non-Condensing at 35 degree C
Type of Cooling: Natural, Air-cooled up to 600 kVA
Mode of System: Fully Automatic
System Construction: As per IS:9815 – 1994

Protections
Single Phasing Prevention
Input Short Circuit Protection with MCB/MCCB
Input Overload Protection with MCB/MCCB
Output Low Voltage Protection
Output High Voltage Protection

Indications
Mains Input ON 3 LED Indications
3ph Output ON Indication

Indications in LCD Display
Output ON
Output HIGH CUT-OFF
Output LOW CUT-OFF
Input LOW
Input HIGH

Metering On LCD Display
3ph Input Voltage Ph to Ph and Ph to Neutral
3ph Output Voltage Ph to Ph and Ph to Neutral
System Frequency
Output Current on Each Phase

Programmable Parameters
Output Voltage Set (210-245 V)
Output Low Voltage Cutoff
Output High Voltage Cutoff
Input Low on LCD Display
Input High on LCD Display
Sensitivity / Regulation
Overload Cutoff
CT Full Scale

Programmable Controls
Display Scrolling – Auto / Manual
Menu / Start / Stop / Reset / Log Buttons (Very Important for CSD Analysis Problems)
Data Log – Last 100 Fault Events Log with Date & Time Stamp and works on FIFO basis

Programmable Control Timings
Over Load Cutoff Time
Auto Restart Time
On & Off Delay Time

Optional
Outdoor Model Available
Residential Model Available

Check our full range of Servo Stabilizers.

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