01 Medium Power Transformers
Medium Power Transformers
02 Section
Ratings
Single Phase up to 3333 kVA, Three Phase up to 25000kVA
Number of Phases
Single / Three Phase
Applicable Standards
IS, IEC, BS, ANSI, NBR etc.
Cooling
ONAN
Insulating Fluid
Mineral Oil/Natural Ester or as per specification
Frequency
50 Hz, 60 Hz
Vector Group
As Specified
Primary Voltage
Up to 132 kV
Secondary Voltage
3.3, 6.6, 11, 22, 33, 66 kV (other voltages as required)
Winding Material
Copper / Aluminium
Tapping Range
+5% to -5% in steps of 2.5%
(other tappings as required in line with applicable standards and/or as per customer requirement)
Impedance
In line with applicable standards and/or as per customer requirement
03 Section
Standard Fittings
- Primary bushings
- Secondary bushings
- Off circuit tap changer
- Pressure relief device
- Oil level Indicator
- Filter valve
- Drain valve
- Rating & Diagram plate
- Lifting lugs
- Bottom mounting channels
- Earthing terminal
- Thermometer Pocket With Cap
Optional Fittings
- Oil temperature indicator
- Winding temperature indicator
- Magnetic oil level gauge
- Buchholz relay
- On load tap changer
- Conservator and Silica gel breather
- Oil Filling Plug
- Air Release Plug
- HV / LV cable box
- Rollers