Transformers for traction substations of the underground railways and urban transport

Three-phase dry transformer with cast insulation made of epoxide resin is equipped with vibration-absorbing devices.

Transformer core assembly based on step-lap technology ensures reduction of idling losses and noise.

Designed to comply with RoHS and REACH requirements.

Technical specifications:

  1600 kVa 2500 kVa
Typical power, kVA 1600 2500
Rated coil winding voltage (high), kV 6; 10; 20
Rated coil winding voltage (low), kV 0,67
Number of phases 3
Rated frequency, Hz 50
Winding insulation withstands test voltage of the commercial frequency: HV;LV, kV 28; 5
Ambient air temperature range, °С minus 25 — plus 50
Ingress protection IP00

Portfolio

Equipping three Kopli substations VAJ 18, VAJ 17 and VAJ 2.
Inverter units for recuperating braking energy of freight and passenger trains into the network.
Inverter units I-PTP-M-2.0k-3.8k for transferring excess recuperation energy from the DC contact network to the AC supply network.
Joint project for the supply of inverter units for the Georgian Railway
Technical complex electrical equipment
Technical complex electrical equipment
ER2 Electric trains static converters supplement
ER2 Electric trains static converters supplement.
Rectifiers supplement for diesel-electric locomotives engines
Rectifiers supplement for diesel-electric locomotives engines
AC electric trains rectifiers supplement
UIN – 160 and UIN – 320
Traction converters test-benches

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