Services
Our Services
Built for Performance, Trusted for Safety
Monogram
Brand insignia ensuring authenticity and manufacturer traceability.
Rating & Diagram Plate
Displays key electrical specifications and transformer wiring for quick identification.
Earthing Terminals (2)
Essential grounding points to ensure transformer safety and prevent electrical shocks.
Lifting Lugs
Strong support points for safe and easy lifting during installation or maintenance.
Pressed Steel Radiators / Corrugated Finwall
Facilitates transformer oil cooling and heat dissipation to maintain optimal operating temperature.
Oil Filling Hole with Plug on Conservator
Allows safe and controlled oil filling into the transformer conservator tank.
Double Diaphragm Explosion Vent
Safety device to release excess internal pressure and prevent transformer explosions.
Drain Cum Bottom Filter Valve
Facilitates transformer oil filtration and drainage during maintenance operations.
Oil Conservator
An oil expansion chamber to prevent spillage and maintain oil level automatically.
H.V. Porcelain Bushing
Durable high-voltage bushing ensures insulation and electrical safety at higher voltages.
L.V. Porcelain / EPOXY Bushing
Robust low-voltage bushings made from high-quality porcelain or epoxy for safe connections.
Silicagel Air Breather
Ensures dry air entry into the transformer tank, protecting oil from moisture contamination.
Air Release Plug
Helps maintain transformer efficiency by releasing trapped air during oil filling or service.
more
CUSTOMIZE OPTIONS
- Mounting:- Pole/ground mounted under carriage arrangement with four unidirection/bi-dictional rollers.
- Secondary voltage:- 433/415/400 V or as per customers requirement or specification.
OPTIONAL FITTiNGS
- Inspection cover (for easy lifting and handling).
- Packing seals with alarm and trip contacts.
- Magnetic oil level gauge with low level alarm contacts.
- Dial-type winding temperature indicator with contacts.
- Tap changer with externally operated changing switch (OTC) and on-load tap changer with RTCC panel and AVR as per customer’s requirements.
Safety & Anti Theft Systems
- Primary explusion fuse protection
- External circuit breaker for overload and fault protection
- Primary surge arrestor for lightning protection
ADDITIONAL SERVICES
- Supervision and commissioning of Transformers on site.
- Supervision and commissioning of Transformers on site.
- Supply of spares for reputed Transformers make
- Overhauling and maintenance of Transformers contract base
- Repair and refurbishment of Power Transformers.
Maximum Total Losses 11kv Class Transformers
(As Per is 1180 (Part-1): 2014 Amendment No. 4
| S. No | Rating (KVA) | Impedance (Percent) | Energy Efficiency (Level 1) | Energy Efficiency (Level 2) | Energy Efficiency (Level 3) | |||
|---|---|---|---|---|---|---|---|---|
| 50% Load | 100% Load | 50% Load | 100% Load | 50% Load | 100% Load | |||
| i | 25 | 4.50 | 190 | 635 | 175 | 595 | 158 | 541 |
| ii | 63 | 4.50 | 340 | 1140 | 300 | 1050 | 270 | 956 |
| iii | 100 | 4.50 | 475 | 1650 | 435 | 1500 | 392 | 1365 |
| iv | 160 | 4.50 | 670 | 1950 | 570 | 1700 | 513 | 1547 |
| v | 200 | 4.50 | 780 | 2300 | 670 | 2100 | 603 | 1911 |
| vi | 250 | 4.50 | 980 | 2930 | 920 | 2700 | 864 | 2488 |
| vii | 315 | 4.50 | 1025 | 3100 | 955 | 2750 | 890 | 2440 |
| viii | 400 | 4.50 | 1225 | 3450 | 1150 | 3330 | 1080 | 3214 |
| ix | 500 | 4.50 | 1510 | 4300 | 1380 | 3950 | 1240 | 3650 |
| x | 630 | 4.50 | 1860 | 5300 | 1745 | 4850 | 1637 | 4438 |
| xi | 800 | 5.00 | 2287 | 6403 | 2147 | 5838 | 2015 | 5323 |
| xii | 1000 | 5.00 | 2790 | 7700 | 2620 | 7000 | 2460 | 6364 |
| xiii | 1250 | 5.00 | 3300 | 9200 | 3220 | 8400 | 3142 | 7670 |
| xiv | 1600 | 6.25 | 4200 | 11800 | 3970 | 11300 | 3753 | 10821 |
| xv | 2000 | 6.25 | 5050 | 15000 | 4790 | 14100 | 4543 | 13254 |
| xvi | 2500 | 6.25 | 6150 | 18500 | 5900 | 17500 | 5660 | 16554 |
Maximum Total Losses (As Per IS 1180 (Part-1): 2014)
Above 11kV up to 22kV: +5% of the Maximum Total Loss Values given in the above table
——————————————————————————————————-Above 22KV Upto 33kV +7.5% of maximum total loss value given in above table.
PERMISSIBLE LIMIT OF TEMPERATURE RISE
(AS PER IS 1180 (PART-1): 2014
| Particulars | Oil Temp. Rise | Winding Temp. Rise |
|---|---|---|
| Up to and including 200KVA, 33KV class transformer | 35°C | 40°C |
| From 250KVA up to including 2500KVA, 33KV class transformer | 40°C | 45°C |
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