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TPLK-10

62 378 RUB
74 853 UAH

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Current transformer TPLK-10 (TPLK10, TPLK 10)
 
Current transformer TPLK-10 is designed for installation in complete switchgear (KRU) and serves to signal measurement information instrumentation and (or) protection and control, to isolate the circuits of secondary compounds of high-voltage electrical installations AC voltage class up to 10kV 50Hz or 60Hz.
Technical characteristics of the instrument current transformers TPLK-10:
 
The number of secondary windings - 2;
Rated voltage - 10kV or 11kV;
Maximum operating voltage of the device CT TPLK-10 - 12kV;
Rated frequency AC - 50Hz or 60Hz;
Rated secondary current device CT TPLK-10 - 1A, 5A;
Rated primary current - 10A, 15A, 30A, 50A, 100A, 150A, 200A, 300A, 400A, 600A, 800A, 1000A, 1500A, 2000A;
Accuracy class of the instrument current transformer TPLK-10:
- Secondary winding for measurement - 0,5; 0,5 S, 0,2; 0,2 S;
- Secondary protection - 5P, 10P *;
Rated secondary current transformer load device TPLK-10 with a power factor:
- Cos φ = 1 - secondary winding for measurement - 1 V · A-2, 5 V · A;
- Cos φ = 0,8 - secondary winding for measurement - 3V-30V · A · A;
- Cos φ = 0,8 - secondary protection - 3V-20V · A · A;
Rated current ratio of secondary winding device CT TPLK-10 for protection - 12, 17, 20;
Nominal safety factor of instruments for the measurement of the secondary winding - 5-35;
Rated peak withstand current transformer unit TPLK-10:
- At rated primary current 10A - 2.47 kA
- At rated primary current 15A - 3.7 kA
- At rated primary current 30A - 7.4 kA
- At rated primary current 50A - 14.8 kA
- At rated primary current 100A-600A - 74.5 kA
- At rated primary current 800A - 94.5 kA
- At rated primary current 1000A - 118kA;
- At rated primary current 1500A - 177kA;
- At rated primary current 2000A - 189kA;
Three-second thermal current device CT TPLK-10:
- At rated primary current 10A - 0.47 kA
- At rated primary current 15A - 0.71 kA
- At rated primary current 30A - 1.42 kA
- At rated primary current 50A - 2.36 kA
- At rated primary current 100 A - 4.72 kA
- At rated primary current 150A - 7.1 kA
- At rated primary current 200 A - 9.45 kA
- At rated primary current 300 A - 14.1 kA
- At rated primary current 400A - 18.9 kA
- At rated primary current 600A - 28.3 kA
- At rated primary current 800A - 37.8 kA
- At rated primary current 1000A - 47.2 kA
- At rated primary current 1500A - 70.8 kA
- At rated primary current 2000A - 74kA;
Test voltage instrument transformer current TPLK-10:
- One-minute power frequency - 42kV;
- Lightning impulse full - 75Sqr;
Please note:
*) In accordance with the order can be delivered accuracy class 5P.
**) Specified in the order;
The estimated value of the resistance of the secondary winding device CT TPLK-10 DC are shown in Table 2;
 
Table 2 Calculated values ​​of the resistance of the secondary winding device CT TPLK-10 DC
 
Rated current of the device CT TPLK-10
Accuracy class
DC resistance of the windings
10A, 50A, 100A, 200A
0,2 S, 0,2, 0,5 S
0,5
5P, 10P
0.097 Ohm
400A
0,2 S, 0,2, 0,5 S
0,5
5P, 10P
0.134 Ohm
15A, 30A, 150A
0,2 S, 0,2, 0,5 S
0,5
5P, 10P
0.109 Ohm
300A
0,2 S, 0,2, 0,5 S
0,5
5P, 10P
0.150 Ohm
600A
0,2 S, 0,2, 0,5 S
0,5
5P, 10P
0.201 Ohm
800A
0,2 S, 0,2, 0,5 S
0,5
5P, 10P
0.275 Ohm
1000A
0,2 S, 0,2, 0,5 S
0,5
5P, 10P
0.344 Ohm
1500A
0,2 S, 0,2, 0,5 S
0,5
5P, 10P
0.503 Ohm
2000A
0,2 S, 0,2, 0,5 S
0,5
5P, 10P
0.432 Ohm
0.432 Ohm
0.711 Ohm
 
Calculated values ​​of the nominal current ratio of secondary winding for protection in terms of rated secondary load in accuracy classes 5P and 10P for the device CT TPLK-10 are shown in Table 2;
 
Table 2 Calculated values ​​of the nominal current ratio of secondary winding for protection in terms of rated secondary load in accuracy classes 5P and 10P for the device CT TPLK-10
 
Rated secondary burden instrument CT TPLK-10, VA
3
5
10
15
20
30
40
50
60
75
100
Ratio of transformation
Rated current ratio
10/5, 50/5, 100/5, 200/5, 400/5
36.1
27.5
16,9
12,2
9,5
6.6
5,1
4.1
3,5
2,8
2,1
15/5, 30/5, 150/5, 300/5, 600/5
43.1
34.1
22,5
16,8
13,4
9,5
7,4
6
5,1
4.1
3.1.
800/5
46.2
36.9
26
20
16.3.
11,9
9.3
7,7
6.5
5.3.
4.1
1000/5
49
39.1
28.8
22.8
18,9
14
11,1
9.3
7.9.
6.5
5
1500/5
43.1
-32.6
26.1.
21.7
18,6
14.5
11,9
10
8,7
7,3
5,7
2000/5
43.6
28.2
24.3.
21.4%
19.1.
15,7
13.3
11.5
10,2
8,7
7
 
General view of the device shown in Figure 1;
 
Figure 1: General view of the device CT TPLK-10
 
TPLK-10 - Current transformer - Drawing.
 
Unit weight CT TPLK-10 - 48kg;
The transformers are manufactured in climatic design "V3" and "T3" and are intended for indoor use in:
Height above the sea level - no more than 1000 m.
- Ambient temperature with the heat the air inside the switchgear - from -45 ° C to +50 ° C for version "F3" and from -10 ° C to +55 ° C for the performance of "T3";
- Environment explosive, without dust, reactive gases and vapors in concentrations destroy metal and insulation;
- Working position - any;
- Instruments earthquake resistant when exposed to earthquake intensity 8 points on the MSK-64 at the facility level above ground level up to 70m;
- Appliances intended to be sold in AS, with class security for 3H-001 NP-97 and 2 seismic category for NP-031-01;
- Devices comply with immunity to electromagnetic interference to influence the magnetic field of industrial frequency;
- Instruments CT-10 TPLK conform to standards of industrial radio Class A, Group 1;
In current transformers may be used to account for the secondary windings, Class 0,2 S and 0,5 S with the value of the secondary load below 25% of nominal;
The minimum weight for the device current transformer windings TPLK-10 accuracy class 0,2 S and 0,5 S is 1B · A;
The certificate on the current transformers with secondary windings for accounting accuracy classes 0,2 S and 0,5 S indicates the measured current and the angular error at rated secondary burden 1B · A;
Can manufacture transformers with different transformation ratios of secondary windings;
The manufacturer guarantees that the quality of the instrument current transformer TPLK-10 technical requirements specifications provided the customer terms and conditions of storage, transportation, installation, operation, and its specified operational documentation.

Photos: TPLK-10

TPLK-10 transformer image.
TPLK-10 transformer image.
TPLK-10 transformer scheme.
TPLK-10 transformer scheme.


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