Complete transformer substation of KTP1(2) seriesComplete transformer substations (KTP) are a key element of the power supply system, ensuring reliable and efficient distribution of electrical energy. KTP1 (dead-end) and KTP2 (loop) kiosk-type substations with capacities from 25 to 400 kVA, voltage 10(6)/0.4 kV from LLC “UKRELEKTROAPARAT” are designed for receiving, converting, and distributing electrical energy. They are developed for operation in three-phase AC networks with a frequency of 50 Hz and a solidly grounded neutral on the low voltage side.

These substations are ideally suited for application in various sectors, including agriculture, small settlements, and industrial facilities.

Design Features

KTP1(2) have a kiosk-type design and are developed with ease of installation and operation in mind. The substation design allows for a choice between cable or overhead high voltage input and low voltage output, providing flexibility when connecting to existing networks. A feature of KTP2 is the ability to connect to two high-voltage lines, which increases the reliability of power supply.

Key design elements include:

  • HV switchgear (high voltage device) and LV switchgear (low voltage switchgear) cabinets.
  • Power transformer.
  • Outdoor disconnector РЛНД3-10/630 (supplied upon separate order).
  • Built-in relay for automatic switching of the street lighting line.
  • Automatic circuit breakers on the low voltage side.

Technical Specifications of KTP1(2) Substations

Main parameters of KTP1(2) type substations

Designation Capacity, kV*A Nominal current, A and number of outgoing lines Weight, kg
KTP1 (dead-end)
25 31.5 – 3 pcs. 980*
40 31.5 – 2 pcs. | 63 – 1 pc. 1100*
63 63 – 2 pcs. | 80 – 1 pc. 1850*
100 63 – 2 pcs. | 80 – 1 pc. | 100 – 1 pc. 1900*
160 80 – 1 pc. | 100 – 1 pc. | 160 – 2 pcs. 2920*
250 100 – 2 pcs. | 200 – 2 pcs. 2155*
400 100 – 1 pc. | 160 – 1 pc. | 200 – 2 pcs. | 400 – 1 pc. 2900*
KTP2 (loop)
25 31.5 – 3 pcs. 1550
40 31.5 – 2 pcs. | 63 – 1 pc. 1600
63 63 – 2 pcs. | 80 – 1 pc. 2350
100 63 – 2 pcs. | 80 – 1 pc. | 100 – 1 pc. 2400
160 80 – 1 pc. | 100 – 1 pc. | 160 – 2 pcs. 2420
250 100 – 2 pcs. | 200 – 2 pcs. 2655
400 100 – 1 pc. | 160 – 1 pc. | 200 – 2 pcs. | 400 – 1 pc. 3400

Diagram of KTP1(2) series complete transformer substation

Dimensions

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Advantages of Using KTP1(2) Substations

The use of KTP1(2) kiosk-type complete transformer substations provides a number of significant advantages, making them an effective solution for powering various facilities. These substations combine reliability, ease of operation, and configuration flexibility.

Key advantages:

  • Versatility of application: Suitable for power supply to agricultural consumers and small settlements, as well as industrial facilities.
  • Adaptability to climatic conditions: Designed for operation in areas with a temperate climate with a wide temperature range (-45°C to +40°C).
  • Ease of installation: Installed on the simplest concrete foundation, which simplifies and reduces the cost of installation work.
  • Reliability of power supply (for KTP2): The loop type of KTP2 allows connecting consumers to two power transmission lines, increasing the reliability of power.
  • Equipping for convenience: Electricity metering and automatic street lighting control are provided.
  • Safety and protection: The presence of automatic circuit breakers on the low voltage side provides protection against overloads and short circuits.
  • Choice of input/output type: The possibility of choosing between cable and overhead HV input and LV output allows optimal integration of the substation into the existing network.

Areas of Application

KTP1(2) kiosk-type complete transformer substations are a universal solution for powering various facilities. Thanks to their technical characteristics and design features, they are widely used where reliable and efficient conversion and distribution of electrical energy from medium voltage networks to low voltage is required.

Main areas of application include:

  • Agricultural consumers: Farms, livestock complexes, irrigation systems, and other agricultural facilities.
  • Individual settlements: Power supply to small villages, cottage communities, residential areas.
  • Small industrial facilities: Assembly shops, workshops, small production sites.

Compliance with Standards

KTP1(2) complete transformer substations are manufactured in accordance with established technical specifications and standards regulating the production of electrical equipment in Ukraine. This ensures high quality, reliability, and safety of the products.

The substations comply with the requirements of:

  • Technical specifications TU 16-92 IBDS.674822.001TU.
  • Relevant national standards (DSTU) and interstate standards (GOST) valid in Ukraine for complete transformer substations and electrical equipment.

To order a substation, you need to fill out an inquiry sheet and send it to zakaz@uea.km.ua, or contact the official representative of LLC “Ukrelectroapparat”.

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