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Complete Transformer Substations KTP

(Equipment / Material)
Complete Transformer Substations KTP
Condition: New
Location or Storage Country: Russia
Service Engineering Support: Yes
Warranty: Yes
Price: Call for price
Description:
Complete transformer substations (KTP) with a capacity of 25 to 4000 kVA at a voltage of up to 10 kV for indoor and outdoor installation, designed to receive, convert and distribute electrical energy of three-phase alternating current with an industrial frequency of 50 and 60 Hz in power supply networks of industrial enterprises and other facilities with a solidly grounded or isolated neutral on the low-voltage side.
Overview:

Parameter name

Parameter value

1 Power of dry power transformer, kVA 1 group: 25; 40; 63; 100; 160; 250
2 group: 400; 630;
3 group: 1000;1250
3 group: 1600; 2500
4 group: 3150; 4000
2 Nominal voltage on the HV side, kV 6;10
3 Maximum working voltage, kV 7.2; 12
4 Nominal voltage on the LV side, kV 0.4
5

Nominal voltage of auxiliary circuits:

  • alternating current, V
  • direct current, V
 24; 42; 110; 220; 380
5; 12; 15; 24; 48; 60; 110; 220; 440
6 Nominal current of busbars on the HV side, A 630; 1000; 1600; 2000
7 Rated current of busbars on the LV side, A 630; 1000; 1600; 2000; 2500; 4000; 5000; 7200
8 Thermal withstand current for 1 s on the HV side, kA 6.3; 8; 10; 12.5; 16; 20; 25
9 Thermal withstand current for 1 s on the LV side, kA 10; 25; 30; 65; 75; 89
10 Electrodynamic withstand current on the HV side, kA 12.5; 16; 21; 26; 32; 51; 64; 81
12 Electrodynamic withstand current on the LV side, kA 25; 50; 70; 130; 150
12 Frequency of alternating current of main and auxiliary circuits, Hz 50; 60
13 Withstand test voltage of main circuits, kV 32, 42
14 Withstand test voltage of auxiliary circuits, kV 2
15 Short-circuit voltage from nominal value, % 6
16 Insulation resistance of input circuits from the HV side, not less than, MOhm 100
17

Insulation level according to GOST 1516.3-98:

  • with dry transformer PROEKTELEKTROTEHNIKA LLC
 lightweight insulation

Classification of KTP designs

Classification features of KTP Execution
By type of power transformer
  • With dry type cast resin transformer
By the method of making the transformer neutral on the low voltage side (LV side)
  • With solidly earthed neutral;
  • With isolated neutral
By mutual arrangement of products
  • Single row;
  • Double row;
By the number of power transformers used
  • With one transformer;
  • With two or more transformers
Presence of busbar insulation in the switchgear
  • With non-insulated tires;
  • With insulated tires
On the implementation of high-voltage input
  • Cable;
  • Tire;
  • Combined;
On the implementation of terminals (buses and cables) in the RUNN
  • Output up;
  • Output down;
  • Up and down output;
By type of shell and degree of protection Degree of protection according to GOST 14254-80
By the method of installing circuit breakers
  • With retractable switches;
  • With fixed switches
  • On pull-out modules
By the presence of a service corridor (vestibule) in the UVN and RUNN category 1
  • Without a service corridor (vestibule);
  • With a service corridor (vestibule);
By location and type of shell
  • Indoor installation;
  • Outdoor installation: in a kiosk-type casing; made of sandwich panels, in a concrete casing.
By appointment of the KTP
  • Dead end;
  • Checkpoint;


#Трансформаторная подстанция
Company Profile

LLC "Proektektretekhnika"

Locations: 429122, Russia, Chuvash Republic, Shumerlya, Shcherbakova St., 60
Main Products/Services: Generators, power plants, transformers