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SJW3 10KVA-120KVA 3 Phase Full Automatic Servo Voltage Stabilizer Led Digital Display

The SJW3 series three-phase fully automatic servo voltage stabilizer consists of a contact autotransformer, a servo motor, and an automatic control circuit. The automatic sampling circuit detects grid voltage. If any fluctuation or change of load is detected, the position of the carbon brush will move at once to ensure that the output voltage is kept at the rated value.

$699.00

Features and advantages of SJW3 three-phase fully automatic servo voltage stabilizer

  • Precise voltage regulation: Composed of single-phase TND series high precision voltage stabilizers, it adopts a three-phase phase-shifting method to ensure that the output of every phase voltage is stable. It’s applicable for three-phase four-wire input. The output can adopt three-phase four-wire or three-phase three-wire connection mode flexibly.
  • Real-time voltage monitoring: three independent ammeters display the output current of each phase, and the output voltage of each phase can be switched by a commutation switch to be viewed via a voltmeter.
  • Fast Response: The automatic sampling control circuit detects grid voltage fluctuations in real-time, driving the servo motor to make quick adjustments and ensuring a continuous and stable power supply.
  • No distortion of the waveform: During the output voltage regulation, the waveform of the current is not distorted; thus, equipment safety and reliability are guaranteed, which makes it possible to work continuously for a longer period.
  • Multi- protection functions: Built-in delayed start, overvoltage, undervoltage protection, and other functions make it possible to effectively avoid voltage abnormalities, which may cause damage to the equipment.
  • Wide application: Applicable for all kinds of power equipment that have strict requirements on voltage stability to guarantee stable and safe operation of production equipment.
  • This servo voltage stabilizer could be an ideal choice for industrial equipment, power systems, and various instruments. Such equipment will be run smoothly and effectively in a complicated power grid environment.

Technical Parameters

Model SJW3-10KVA   SJW3-15KVA   SJW3-20KVA   SJW3-30KVA   SJW3-40KVA   SJW3-50KVA SJW3-60KVA   SJW3-80KVA   SJW3-100KVA   SJW3-120KVA
Phase Three phase
Input voltage AC 260-450V or customized
Output voltage AC 380V or customized
Frequency 50Hz/60Hz
Precision ±3%
Work efficiency >95%
Control type Servo motor
Digital display Show input and output voltage
Protection Over/Under Voltage, Over Load, Short Circuit, Over Temperature
Ambient temperature -10°C~+ 40°C
Noise level ≤50dB

Specifications

MODEL Input voltage Output voltage Measurement(mm) Length*Width*Height
SJW3-10KVA 260V~450V 380V±3% 320*490*525
SJW3-15KVA 260V~450V 320*490*525
SJW3-20KVA 260V~450V 320*490*525
SJW3-30KVA 304V~456V 410*460*880
SJW3-40KVA 304V~456V 410*460*880
SJW3-50KVA 304V~456V 450*550*1200
SJW3-60KVA 304V~456V 450*550*1200
SJW3-80KVA 304V~456V 520*620*1340
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