Threephase oil immersed transformers

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trasformatore-trifase-in-olio-sigillato

More info

Please contact us for more technical information and we will reply as soon as possible.

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Technical data

Our selection of Threephase Oil Immersed transformers ranges from 50 kVA to 6000 kVA, with Voltages up to 33 kV (MV insulation class 36 kV). Features upon request: Electrostatic ground shield and air cable boxes, silicone oil or vegetable oil and other accessories.

Standard manufacture and features

  • HV PORCELAIN BUSHINGS
  • LV PORCELAIN BUSHINGS AND NEUTRAL
  • OFF-LOAD TAP CHANGER OPERATED FROM THE OUTSIDE WITH TRANSFORMER DISCONNECTED
  • THERMOMETER POCKET
  • LIFTING LUGS
  • OIL CONSERVATOR (FROM 1.000 TO 3.150 kVA)
  • OIL LEVEL (FOR TRANSFORMERS WITH OIL CONSERVATOR)
  • SILICALGEL CAPSULE (FOR TRANSFORMERS WITH CONSERVATOR)
  • FILLING HOLE, TYPE 1: BURSTING VALVE FOR TRANSFORMERS WITH CONSERVATOR, TYPE2: OVERPRESSURE VALVE FOR HERMETICALLY SEALED TRANSFORMERS
  • BI-DIRECTIONAL ROLLERS
  • DRAIN VALVE
  • EARTHING TERMINAL
  • DATA PLATE

Customization upon request

  • THERMOMETER WITH TWO N.O. CONTACTS ALARM TRIP;
  • BUCHOLZ RELAY WITH TWO N.O. CONTACTS ALARM TRIP (FOR TRANSFORMERS WITH OIL CONSERVATOR – STANDARD FOR TRANSFORMERS WITH 1.000 kVA AND OVER)
  • DGPT2 OR DMCR DEVICE (FOR HERMETICALLY SEALED TRANSFORMERS, WITHOUT OIL CONSERVATOR);
  • DOUBLE PRIMARY VOLTAGE;
  • DOUBLE OR MULTIPLE SECONDARY VOLTAGE
  • NON-STANDARD LOSSES AND VOLTAGES;
  • NON STANDARD CONNECTIONS AND VECTOR GROUPS;
  • 60 HZ FREQUENCY;
  • MV ELASTIMOLD TYPE CONNECTORS;
  • PASSE-BARRE TYPE LV CONNECTORS;
  • MV/LV AIR CABLE BOXES;
  • MV BRITISH CABLE BOX;
  • POLE-MOUNTING SKIDS;
  • AUXILLARY JUNCTION BOX;
  • SILICON OR VEGETABLE OIL;
  • ELECTROSTATIC SHIELD BETWEEN PRIMARY AND SECONDARY WINDINGS;

Customization examples

Customized Oil Immersed Transformer with fin protection grid

Customized Oil Immersed Transformer with radiator tank

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