Features and Specifications
- Robust design and sturdy construction to competently handle short circuits
Distribution transformers are essential for stepping down high-voltage electricity from transmission lines into lower, usable voltages suitable for homes, offices, and small industries. They are designed for continuous operation, ensuring efficient and reliable power distribution with minimal energy loss. These transformers are built with robust insulation systems and high-quality materials to deliver long-lasting performance under varying load conditions.
| 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 |