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Power Electrical Service

Transformer

A power transformer is most costly and essential equipment of an electrical transformer. So for getting high performance and long functional life of the transformer, it is desired to perform various maintenance activities. Not only that, a power transformer also requires various maintenance actions including measurement and testing of different parameters of the transformer. There are mainly two types of maintenance of transformer. We perform one group is in routine basis, and second group is as when required. That means for getting smooth performance from a transformer we have to perform some maintenance actions in regular basis.

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We have supplied and service electrical systems consisting of electrical equipments for turbo generating set, co-generation projects, etc. for sugar and Power industries. These include :
- Relay metering panel
- NGR and LAPT panels
- Synchronizing panels (suitable for Grid paralleling)
- Step down distribution transformers - 11KV / 433V
- Converter duty transformer - 11KV / 690V Rating
- Generator transformers –11KV / 132KV Rating


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Transformer Oil Filtration System

Transformer Oil Filtration System plants work on low temperature, high vacuum principle. Plants mainly consist of heating, filtration and vacuum system. Heating system aids to the filtration and moisture removal. Filtration systems remove suspended particles down to 1 micron such as rust, dirt, scales, colloidal carbon etc. Vacuum Systems remove moisture (emulsified as well as dissolved) down to < 5 – 10 ppm depending on the working vacuum of the plant. The machine can achieve the following parameters.


Oil condition of Transformers to be examined in every year. For that, oil sample to be taken from drain valve of divertor tank, and this collected oil sample to be tested for dielectric strength (BDV) and moisture content (PPM). If BDV is low and PPM for moisture is found high compared to recommendedvalues, the oil inside the Transformers to be filtered or replace.

Sr.No. Parameter Initial After Three Passes
1 Break Down Voltage in KV 20 Up to 100 KV
2 Moisture Content 50 PPM < 10 PPM
3 Gas Content % By Vol 10% < 0.1%

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Transformer Testing Services

We provides transformerstesting services as below mention Our testing suite will include these tests as required by customer specification :
- Resistance measurements of all windings
- Ratio Tests
- Polarity and phase relation
- No load losses and excitation current measurements
- Impedance voltage and load loss measurements
- Temperature rise
- Dielectric validation
- Applied voltage
- Induced voltage Impulse
- Insulation power factor


Transformer Rewinding and Repair Service

We specialize in offering transformer rewinding and repair work. This is a complex work and for this we have recruited design engineers with a high level of experience. We offer power transformer rewinding services to our clients. Our engineers evaluate winding design, mechanical clamping, insulation systems, harmonics, core-steel and environment. The services that we render are of international quality standards. The state of art manufacturing unit is equipped with latest machineries which assist in rewinding of the range with precision. Our services cover everything from minor repairs to complete rewinds. These services have been well appreciated by our clients for reliability, efficiency and timely delivery. We offer our services at reasonable rates for our esteemed clients. The product before being dispatched is quality tested.

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HT/LT, AC/DC Motors Rewinding

We hold expertise in offering wide variety of rewinding motor works to our clients. The wide array of our services includes Ac motor rewinding, Dc Motors Traction Motors rewinding, Ht Motors Rewinding, Ac/Dc Electric Motors and electric motor rewinding. All these services are executed by our expert team of technicians under the supervision of our engineers. Some of the machines stop working due to their ware out winding coil. We at our advanced repair work shop use the finest quality winding coils for winding these machines. Advance technology is used for the proper winding which makes the machine durable and helps it to provide high and long lasting performance. The final product goes under stringent quality testing to check the accurate dimensions of the product.


LV/MV , AC/DC , VERIABLE FERQUNCY DRIVE (VFD)

We are pleased to introduce ourselves as a group of qualified and experience engineers involved in providing technical services for all products we represent for last 15 years. We dispatch a team of skilled professionals for Installation and Commissioning of all the products we represent. Our highly skilled Field Service Engineers perform a wide range of work, from basic commissioning to attending after hours, emergency breakdowns. A 24 hour "On Call" technical support system is just a phone call away. Our service team can be contacted on following numbers for any support on VFDs, panel. After taking some basic details on phone our engineers can guide whether the site needs to be attended . Our service Engineer reach at your site as early as possible for further diagnosis/repair. Presently we are offering services under following categories :
♦ Installation & Commissioning
♦ Phone Support
♦ Repair and After Sale Service
♦ Identifying Areas of Energy Savings

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