Servo Controlled Voltage Stabiliser :
Salient features
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Quickest response time 10 ms. (half a cycle). |
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High speed of voltage correction at the rate of 105 V/sec. |
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Micro controller circuit to ensure constant voltage even with distorted
input from D.G. Set. |
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Servo motor protection. |
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Isolated servo drive without relays and triac free operations. |
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Error protection |
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Higher over load capabilities for high starting & regenerative
currents
repeated frequently in high sophisticated equipments. |
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No hunting. No noise generation. Use of high torque, low inertia
D. C. Servo motor with micro controller circuit to ensure critically
damped
response under all type of load and supply conditions. |
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Single phasing |
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Energy Saving |
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Easy maintenance |
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Over load & short circuit protection through M. C. B. / M. C.
C. B. |
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Wide input range |
Technical Specifications
| Input Voltage |
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3 phase 4 wire, 340 – 480 VAC, 360-460 VAC, 300-480 VAC. OR As
per customer requirement. |
| Output Voltage |
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380 VAC, 400 VAC, 415 VAC OR As per customer requirement For 3
phase 4 phase systems |
| Accuracy |
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better than +/- 1% |
| Supply Frequency |
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47 – 53 Hz. |
| Type |
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Suitable for unbalanced load & supply conditions |
| Ambient |
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0 – 45°C. Max.. Relative humidity (R.H.) up to 90%. |
| Efficiency |
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Better than 98%. |
| Wave form distortion |
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NIL |
| Power factor |
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NIL |
| Environment |
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Designed for indoor tropical use. |
| Cooling |
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Air-cooled / Oil-cooled. |
| Colour |
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Powder Coating. |
| Enclosure |
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IP 23. |
| Rating |
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Single phase 5 KVA up to 50 KVA Air –cooled execution
Three phase 5 KVA up to 200 KVA Air –cooled execution.
Three phase 75 KVA up to 500 KVA oil –cooled execution. |
| Indication |
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UnderVolt / OverVolt, Output on, Buzzer (Alarm), Volt Meter/ AmMeter with Selector Switch (AmMeter above 25 KVA) |
| Controls |
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Auto / Manual selector switch, lower / Raise selector switch, buzzer on / off switch, trip on / off switch, start / stop push button |
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