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ELECTROMASHElectrical machines since 1959
Voltage Stabilizers · STS series

STS STS-30-3

Static tap-changing stabilizers correcting in under 40 ms, for supplies with step disturbances rather than drift.

StabilizersIP31
Technical data

Full specification

Attributes marked as family-specific are recorded for this product family only. Hover a label for its definition.

Identification

Series
STS
Frame size
STS-30-3

Electrical data

Rated power
30 kW
Rated voltage
400 V
Frequency
50 Hz
PhasesF
3
Regulation accuracyF
3 %
Input voltage rangeF
±25 % %
Response timeF
20 ms

Mechanical data

Mounting arrangement
Custom
Construction
Vertical
Mass
165 kg
Overall dimensions
700 × 500 × 1100 mm

Protection and cooling

Degree of protection
IP31
Cooling method
IC 01

Operating conditions

Climatic version
U1 (temperate)
Duty type
S1
Same series

Other frame sizes in STS

Variants share the design, the certification route and the documentation. Only the rating and the frame differ.

FramePowerVoltageMass
STS-160-3160 kW400 V620 kgView →
STS-800-3800 kW400 V2900 kgView →

Documentation

  • CatalogueVoltage Stabilizers — Product Catalogue
    PDF · 4.2 MB · Rev. 05
    Download (mock)
  • Data sheetSTS Thyristor Stabilizer — Data Sheet
    PDF · 0.5 MB · Rev. 02
    Download (mock)
  • QuestionnaireTechnical Questionnaire — Voltage Stabilizers
    PDF / online form · 0.2 MB · Rev. 01
    Download (mock)