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Servo Stablizer oil cooled

Input Voltage Range

300 V – 460 V AC 50 Hz 3 PH

Other Input Ranges

245 V- 460 V AC 3Ph

340 V- 460 V AC 3Ph

360 V- 460 V AC 3Ph

other ranges as per customer requirement
 

47Hz to 53 Hz

Output Voltage

380 V / 400 V/ 415 V AC 3Ph 50 Hz

System

Unbalanced 4 Wire : R Y B N

Connections

Star

Output Voltage Adjustable

380 V to 415 V AC in 3Ph

220 V to 240 V AC in 1Ph

Output Voltage Regulation

± 1%

Over Load Capacity

120%

Correction Rate

15 V / 20 V / 35 V / Sec-1Ph

25 V / 35 V / 60 V / Sec-3Ph

110V/Sec for D.C. Motor controlled

Waveform Distortion

Nil

Output Waveform

True Reproduction of Input

Insulation

Class 'B'

Short CKT Period & percentage

300 % for 250 m.sec.

Normal Operating Temperature

0ºC to 45ºC

Climatic Conditions

90 % RH.Max.Non-Condensing at 35º C

Mode of System

Fully Automatic / Manual

System Construction

AS PER IS : 9815 of 1994
 
SAILENT FEATURES
 

Quick Response

Quickest response time 10 ms. (half a cycle)

High Overload capacity

Higher overload capabilities for high starting and regenerative currents repeated frequency in CNC Machines.

Fast Correction

Fastest rate of correction up to 70 V/sec.

No Hunting, No Oscillations,
No Noise Generation

Machine – Wound Variable Auto Transformer, with special Carbon Brush to minimize carbon deposit and for smooth commutation.

 

CAPACITIES:

 

· 0.5 KVA to 60 KVA I PH

· 1.5 KVA to 2000 KVA 3 PH

STANDARD PROTECTIONS

· Low voltage protection

· High Voltage protection

· Overload Protected with MCB / MCCB

· Single Phasing Preventer

Panel Indications

· Input on

· Output on

· Input low

· Input high

· Output Cut-off

Panel Meters

· Volt Meter with Selector Switch to read Input/output Voltages, phase to phase and phase to neutral.

· Ammeter With Selector Switch (From 15 KVA 3Ph onwards )

OPTIONAL ACCESSORIES IN 3 Ph SYSTEM

· Input under/over voltage Trip

· Output under /over Voltage alarm

· Digital voltmeter /Ammeter

· Frequency meter ( Digital /Analog)

· Frequency Trip high /Low Adjustable (With setting thumb Wheel switch)

· MCB/MCCB FOR OUTPUT

· Dimmer Protection Arrangement

· Phase Reversal Protection

ENERGY SAVINGS

  • Better efficiency of 98% achieved by use of prime grade Lamination.
  • Electrolytic copper wires of 99.99% purity.
  • Specially designed transformers to minimize losses.
  • ALSO, Special sensing circuit to ensure constant Output Voltage
  • even with distorted input from D.G. set. Conforms to stringent Defence specifications. Tropicalised design