Transformers manufacturers in india | Mayank Vidut

Distribution Transformer

Distribution Transformer Manufacturer

A Distribution transformer is a type of transformer used in power distribution systems to step down the high voltage of electricity generated at power plants to a lower voltage suitable for use in homes, businesses, and industries. It plays a critical role in the last stage of delivering electricity to end users.

MAYANK Vidut Udyog Pvt. Ltd. manufactures a wide range of Distribution transformers, ranging from 10KVA to 5000KVA with voltage class up to 33 KV. These transformers can be free breathing while hermetically sealed transformers last or dust laden atmospheres. Ideal for chemical plants, oil and gas terminals where poor accessibility substations.

Key Features of Distribution Transformer:

  • Voltage Step-Down: Converts high transmission voltages (e.g., 11 kV, 33 kV) to standard household or industrial voltages (e.g., 230V or 400V).
  • Low Power Rating: Typically designed for lower power capacities ranging from a few kVA (kilovolt-amperes) to several MVA (megavolt-amperes).
  • High Efficiency: Operates at maximum efficiency at light load, as the load demand varies throughout the day.
  • Cooling System: Usually oil-cooled or air-cooled to maintain operating temperatures.
  • Location: Installed near load centers such as residential neighborhoods, commercial complexes, or industrial areas.

Types of Distribution Transformers:

  • Pole-Mounted Transformers: Installed on utility poles for rural and urban power distribution.
  • Pad-Mounted Transformers: Installed on ground-level platforms, typically used in urban or industrial areas.
  • Underground Transformers: Used in underground power distribution systems to save space and improve aesthetics.

Applications:

  • Powering residential areas.
  • Serving commercial buildings.
  • Supplying electricity to small industrial plants.

Specifications:

  • Range 10KVA to 3.15MVA, 11KVA to 33KV class
  • Phase: Single / Three Phase
  • Cooling: ONAN
  • Frequency: 50Hz
  • Tapping: (A) (Start from 160 KVA ) Off circuit tap changer to provide + 5% to – 10% taps in steps of 2.5%. (B) On load tap changer (Start from 500KVA)to provide + 5% to – 15% taps in steps of 1.25%.
  • Vector group: Customized as per requirement of customer. It is generally DYN11.
  • Duty Cycle: Continuous
  • HV Side Cable Box, LV Side Cable Box / Bus Duct (optional)
  • Standard fitting as per IS 2026/1180 IEC76
  • Core: The core is constructed form low loss, cold – rolled, grain oriented, annealed lamination
  • Copper: Electrolyte grade, 99.9% pure / Electrical grade aluminum winding available up to 250KVA only.
  • Reference standard BIS 1180 (for oil field  distribution transformer up to 2500 KVA) IS 2026 IEC/BS/ANSI/SI/NEEMA 

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