Features and Specifications
- Robust design and sturdy construction to competently handle short circuits
| Rating | Up to 2500 kVA for Oil & Dry Type(Higher ratings on request) |
|---|---|
| Frequency | 50/60 Hz |
| Cooling | ONAN, AN, ANAF, ONAF |
| Vector Group | As per customer specification |
| Winding Material | Cu / Al |
| Tapping Range | Off circuit or On load tap changers as per customer specifications |
| Insulating Fluid | Mineral oil, Ester fluid or Silicon oil as per customer specification |
| Insulating Material | Epoxy / Silicon Resin for Dry Type Transformer |
| Primary Voltage | Up to 33000 V |
| Secondary Voltage | 433V, 415 V (Other voltages on request) |
| Impedance | In line with applicable standards / customer specifications |
| Applicable Standards | IS, IEC, ANSI, IEEE, EN, etc. |
Technical Specifications
| Parameter | Value |
|---|---|
| Winding and core coil assembly carried out in temperature controlled, dust-proof clean room's | |
| Losses as per IS1180 Standard upto 2.5 MVA, 33 kV for Oil Type | |
| Losses as per IEC 60076-20 and ECBC for Dry Type | |
| Dry type transformer enclosure up to IP54 as per installation requirement | |
| Multi-ratio transformer with OLTC/ OCTC 33-22/0.433, 33-11/0.433, 22-11/0.433, 33/11-6.6, 11-6/0.42 kV | |
| Surface preparation and painting as per ISO 12944 Standard | |
| Supply segments | Industries Power Stations, Receiving Stations & Substations Railways Ports Oil & Gas Infrastructure |
Fitting For Oil Type
| Standard | Optional |
|---|---|
| Sure Arresters | Secondary bushings |
| Temperature sensors / scanner | Off circuit tap changer |
| Skid base / roller arrangement | HV / LV Cable Box |
| On load tap changer, RTCC panel & AVR |
Fitting For Dry Type
| Standard | Optional |
|---|---|
| Off circuit tap links | Primary bushings |
| Sure Arrestersr | Secondary bushings |
| Anti- Vibration pads | Off circuit tap changer |
| Temperature sensors / scanner | HV / LV Cable Box |
| Skid base / roller arrangement | On load tap changer, RTCC panel & AVR |
| Thermostat & Space Heater | Knife Switch |
| Enclosure illumination | |
| Door limit switch |