Autotransformer TLR 335B 3,5A

172.00 exc. VAT

three-phase, option Without TK protection

Transformer speed controllers are perfect for voltage-controllable motors to control its rotational speed.

Out of stock


Autotransformers TLR 335B 3,5A three-phase

Option Without TK protection

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.


  • Input: 400V – 50/60 Hz  – 3,5A
  • Indicator lamp
  • Connection by terminal blocks
  • Switch: 5 positions with an Off-position
  • Housing: ABS-V0 Plastic, RAL 7035
  • Enclosure IP44
  • Maximal ambient temperature: 35 °C
  • Output voltage: from 0 to 400V


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

CE Standard:  

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

Additional information

Weight 10.5 kg
Dimensions 32 × 22 × 16 cm



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