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TSHLPK-10-1

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Current transformer TSHLPK-10-1 (TSHLPK101, TSHLPK 10 1, TSHLPK-101, TSHLPK 101, TSHLPK10-1, TSHLPK10 1, TSHLPK-10-I)
 
Current transformer TSHLPK-10-1 is designed for signal transmission measurement data measurement devices, protection, automation, alarm and control circuits to isolate the secondary connections of high voltage electrical AC 50Hz.
Technical characteristics of the instrument current transformers TSHLPK-10-1:
 
The number of secondary windings - 2;
Rated voltage - 10kV or 11kV;
Maximum operating voltage of the device CT TSHLPK-10-1 - 12kV;
Nominal AC frequency - 50 Hz;
Rated secondary current of the current transformer unit TSHLPK-10-1 - 5A;
Rated primary current - 1000A, 2000A, 3000A, 4000A;
Accuracy class of the instrument current transformer TSHLPK-10-1:
- Secondary winding for measurement - 0,5; 0,5 S, 0,2; 0,2 S;
- Secondary protection - 5P, 10P;
Rated secondary current transformer load device TSHLPK-10-1 with a power factor:
- Cos φ = 1 - secondary winding for measurement - A · 1B, 2B · A · 2.5 A;
- Cos φ = 0,8 - secondary winding for measurement - 3 B · A · A 5 V, 10 V · A · A 15V, 20V · A;
- Cos φ = 0,8 - secondary protection - 3 B · A · A 5V, 10V · A · A 15V, 20V · A · A 25 V, 30 V · A;
Nominal safety factor of instruments for measuring the winding - 10-35;
Multiplicity three seconds thermal current device CT TSHLPK-10-1 - 35;
Rated current ratio of secondary winding for protection - not less than 25;
View of the secondary winding and secondary load current transformer unit TSHLPK-10-1 in accuracy classes are given in Table 1;
 
Table 1 Type of secondary winding and secondary load current transformer unit TSHLPK-10-1 in accuracy classes
 
Type of secondary winding
Secondary load in accuracy class
1
3Q
Measuring
30 V · A
50 V · A
Protective
60 V · A
· A 75V
 
The estimated value of the resistance of the secondary winding device CT TSHLPK-10-1 DC are shown in Table 2;
 
Table 2 Calculated values ​​of the resistance of the secondary winding device CT TSHLPK-10-1 DC
 
Rated current of the device CT TSHLPK-10-1
Number of secondary winding
DC resistance of the windings
1000A
№ 1
#2
0.21 Ohm
2000A
№ 1
#2
0.44 Ohm
3000A
№ 1
#2
0.54 Ohm
4000A
№ 1
#2
0.75 Ohm
5000A
№ 1
#2
0.99 Ohm
 
Instrument current transformer TSHLPK-10-1 for the differential protection are available on request;
General view of the device shown in Figure 1;
 
Figure 1: General view of the instrument current transformer TSHLPK-10-1
 
TSHLPK-10-1 - Current transformer - Drawing.
 
Dimensions and weight of the device CT TSHLPK-10-1 are shown in Table 3;
 
Table 3 Dimensions and weight of the device CT TSHLPK-10-1
 
Dimensions.
Weight
B
C
D
d
[]-a]
L
B1
h
-
-
300
110
195mm
24mm
14mm
16mm
49kg
 
The transformers are manufactured in climatic design "UT" and are intended for indoor use in:
Height above the sea level - no more than 1000 m.
- Ambient temperature - from -50 ° C to +70 ° C;
- Environment explosive, without dust, reactive gases and vapors in concentrations destroy metal and insulation;
- Working position - any;
- Devices intended for use in electrical exposed lightning surges at ordinary measures gromozaschity;
- Internal insulation casting, heat resistance class "B" and flammability class FH (PG) 1;
- 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;
- Equipment CT TSHLPK-10-1 satisfy the 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 TSHLPK-10-1 precision 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;
Transformers are supplied with protective transparent cover for separate sealing of secondary findings;
Be sure to connect to the bus terminal of the transformer, marked "W"!
The manufacturer guarantees that the quality of the instrument current transformer TSHLPK-10-1 technical requirements specifications provided the customer terms and conditions of storage, transportation, installation, operation, and its specified operational documentation.

Photos: TSHLPK-10-1

TSHLPK-10-1 transformer image.
TSHLPK-10-1 transformer image.
TSHLPK-10-1 transformer scheme.
TSHLPK-10-1 transformer scheme.


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