| Servo voltag estabiliser upto 1000 kva |
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| SALIENT FEATURES: |
- High response, Low inertia rugged A.C. Servo Motor.
- Virtually zero wave form disto.rtion.
- Very Low Internal Impedence.
- No phase shift.
- Nil effect on load power factor.
- High quality raw materials used-prime grade lamination
and high Purity Electrolytic Copper Wires / Strips used.
- Fast correction rate upto 70V / Sec.
- Quick response time 10 mS (Half a cycle).
- Special Circuit to ensure constant output on D.G. Sets.
- Industrial Grade design for indoor tropical use.
- Conforms to IS : 9815 Specification.
- Machine wound variacs with special carbon brushes for
enhanced life.
- Voltage aajustment on output.
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| Standard Models of Servo Stabilisers |
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System |
Input Voltage |
Rating |
Output Voltage |
Regulation |
Oil / Air |
Single Phase |
I70-270V
I40-280V |
1-25 KVA
1-25 KVA |
230V
230V |
±0.5%
±0.5% |
Air
Air |
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Three Phase
(Unbalanced) |
340-480V
295-470V |
3-100 KVA
75-800 KVA
3-75 KVA
75-800 KVA |
4I5V
4I5V
4I5V
4I5V |
±I%
±I%
±I%
±I% |
Air
Oil
Air
Oil |
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| SPECIFICATIONS |
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Single Phase |
Three Phase |
| Input Voltage |
160V -260V |
300V - 460V / 340V - 480V |
| Output Voltage |
230V |
380V / 400V / 415V |
| Output Regulation |
±l%orO.5% |
±l%orO.5% |
| Efficiency |
Better than 95% |
Better than 97% |
| Frequency |
47-53 Hz |
47-53 Hz |
| Wave form Distortion |
Nil |
Nil |
| Effect of Load on Power Factor |
Nil |
Nil |
| Temperature |
Depends on type of cooling and IS Specifications |
| Motor |
Burn Proof High Torque A.c. Synchronous Motor |
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| ACCESSORIES |
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STANDARD |
OPTIONAL |
- Auto/maimal Switch
- Voltmeter on Output
- Output Volts adjust
- Lower / Raise Push Button
in Manual Mode
- Mains Indication
- Voltmeter / Ammeter with
selector switch (3Ph. Units)
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- Low / High Voltage Cut Off
- Short Circuit Protection with MCCB
- Single Phasing Protection
- Input / Output Voltage Metering
- Reverse Phase Protection
- Isolation Transformer
- By Pass Switch
- Surge Suppressor
- Electronics audio alarm
- Remote Control facility
- Digital Volt! Ampere Meter
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