Autotransformer TLR 350 5A

270.00 243.00 exc. VAT

Three-phase auto transformer

regulator 5A, perfect to manage a rotational speed of voltage-controllable motors.

  • Automatic restart through TK/TK input
  • 5 steps speed
  • With TK protection
  • Special for ventilation systems

1 in stock


Auto transformer three-phase TLR 350 5A

Autotransformer regulators serve the purpose of airflow control, fitted in three-phase ventilation and heating systems.

Transformer speed controllers are based on the principle of voltage control with auto-transformers. They are applicable to voltage-controllable motors to control the rotational speed.

Specifications variable auto transformer:

  • Input: 400V – 50/60 Hz  – 5A
  • Indicator lamp
  • Connection by terminal blocks
  • Switch: 5 positions with an Off-position
  • Steel Housing
  • Enclosure IP44
  • Maximal ambient temperature: 35 °C
  • Automatic restart through TK/TK input
  • Output voltage: from 0 up to 400V
  • Dimensions: 36 x 27 x 27 cm
  • Weight: 17’5 Kg

Advantages of autotransformers:

  • 5 steps speed
  • With TK protection
  • Special for ventilation systems
  • High quality and low price
  • Easy installation

CE Standard for three-phase autotransformer:  

  • According to the European Standards EMC 2004/108/CE and Low Voltage norm 2006/95/CE
  • RoHS compliant

Three-phase autotransformer TLR 335 1,5A

Variable autotransformers TLR 335 3,5A

Autotransformers three-phase TLR 350B 5A

Variable auto transformers TLR 3120B 12A


Additional information

Weight 30 kg
Dimensions 60 × 40 × 38 cm



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