Technical data post high-frequency protection (for overhead lines of 330 kV and 110 kV)

1.

Type

2.

Customer

3.

Standards

4.

Technical descriptions

4.1

Rated voltage (DC), V

220

4.2

Input power of the transmitter W

4.2.1

in the range 36 - 400 kHz

30.0

4.2.2

in the range 401 - 600 kHz

20.0

4.3

Choice receiver, dB

4.3.1

in the range 36 - 200 kHz

40

4.3.2

in the range of 200.5 - 600 kHz

30

4.4

Resistance HF highway, Ohm

75±15

4.5

Frequency range, kHz:

36 - 600

4.6

Power consumption,W

35

Set the main line differential protection of 330 kV transmission on the fiber optic link

1.

Type

2.

Customer

3.

Standards

IEC 61850

4.

Technical descriptions

4.1

Number of setting groups, not less

4

4.2

Number of signaling LEDs pcs., Not less

12

5.

AC circuit terminals

5.1

Rated measuring current, A

1 or 5

5.2

The number of current inputs, pcs., Not less

6

5.3

Thermal current (continuous)

3 х In

5.4

The current one-second resistance

100 х In

5.5

Consumption per phase at In, VA

Not less 0,25

5.6

Operating check current circuits

Yes

6.

Circuit AC terminals

6.1

Nominal alternating voltage, V

Un = 100

6.2

The number of input circuits AC voltage (100 V) at least piece.:

6

6.3

AC voltage thermal stability (long)

1,5 x Un

6.4

One-second AC voltage stability

2,5 x Un

6.5

Operating check voltage circuits

yes

7.

Operating frequency alternating current circuits and voltage terminals

7.1

Rated frequency, Hz

fn= 50

7.2

Operating frequency range

50 ± 5%

8.

Operational DC

8.1

Rated operational voltage DC ,V

Un = 220

8.2

The working voltage range of the operational DC

(0,8 – 1,1) x Upn

8.3

Ripple in the DC voltage

Not more than 6% of the mean

8.4

Operation terminals shall not be violated with the disappearance or reduction of lower U-set limit on the time, sec

to 0,04

8.5

There should be no false positives or disrupt normal function terminals when removing or power supply U

Yes

8.6

Supply voltage of reverse polarity must not cause damage to the terminal

yes

9.

Binary input terminal

9.1

Rated voltage of each input ,V

U,n = 220

9.2

The operating range of each input

(0,8 – 1,1) x Uin

9.3

Voltage of the «unassured» wearing-out of every entrance, V

(0.65 – 0.8) x Uin

9.4

The digital inputs must provide:

9.4.1

failure to function when a ground fault on any of the poles;

Yes

9.4.2

unwearing-out during work of devices of auto of search of "ground" at determinations of shorting of pole

Yes

9.5

The dropout ratio

К ≥ 0,95

9.6

Freely programmable binary inputs

Yes

10.

Contact outputs terminals

10.1

Commute DC voltage, V

220

10.2

Exclude galvanic connection with the elements located inside the terminal

Yes

10.3

Making capacity at inductive load with L / R; 10 msec

10 A for a time, sec

1.0

30 A for a time, sec

0.2

10.4

A continuous flow of current, A

5

10.5

Breaking capacity current 1 / 0,4 / 0,2 A at a voltage of 48/110/220 V and the time constant of the circuit L / R ≤ 40 msec

Yes

10.6

Freely programmable output relay

yes

11.

Differential protection

11.1

The trip level current

0,20 - 2,00 r.u

11.2

CT ratio mismatch

from 1 to 8

11.3

Tilting braking performance №1

from 30 tо 150%

11.4

Tilting braking performance №2

from 30 tо 150%

11.5

The control point between the slopes

from 1 tо 30 r.u

11.6

Response time ,sec

from 0 tо 100

11.7

Line differential protection with signal transmission over fiber

yes

11.8

Maximum input optical power

11.9

1300 nm LASER, single-mode

-14 dBm

11.10

Losses in fiber

0.35 dB/km

12.

Distance protection (21)

12.1

Number of zones

4

12.2

Characteristic

quadrangular

12.3

Setting resistance, Ohm

0.05 to 500.00

12.4

Error setting resistance

±5%

12.5

Remote characteristic angle

30 to 90 ° in step of 1

Control orientation:

12.6

Characteristic angle

30 to 90 ° in step of 1

12.7

The maximum angle

30 to 90 ° in step of 1

12.8

Exposure time,sec

0.00 to 10.00

13.

Ground distance protection (21N)

13.1

Number of zones

4

13.2

Characteristic

quadrangular

13.3

Setting resistance, Ohm

0.05 to 500.00

13.4

Remote characteristic angle

30 to 90 ° in step of 1

Control orientation:

13.5

Characteristic angle

30 to 90 ° in step of 1

13.6

The maximum angle

30 to 90 ° in step of 1

Compensation for residual:

13.7

Amplitude Z0/Z1

0.00 to 10.00

13.8

Angle Z0/Z1

–90 to 90°

Compensation of mutual zero sequence:

13.9

Аmplitude Z0М/Z1

0.00 to 7.00

13.10

Angle Z0М/Z1

–90 to 90°

13.11

Exposure time,sec

0.00 to 10.00

14.

Load Encroachment

14.1

Positive sequence voltage (Umin)

0.0 – 0.7 r.u

14.2

Resistance to direct sequence, Ohm

0.10 – 250.00

14.3

Angle impedance load zone

(15 – 65)⁰

15.

Power swing detection

15.1

Full coverage of internal resistance characteristics "in a line", Ohm

0.10 - 500.00

15.2

Full coverage of internal resistance characteristics "to the tires"; Ohm

0.10 - 500.00

15.3

External characteristics of the lock swing, degree.

(20 – 90)°

15.3

Timers,sec

0.00-10.00

16.

Function breaker failure protection

16.1

Select the type of breaker failure: 3-phase / 1-phase

Yes

16.2

Using the current supervision

Yes

16.3

Receive triggers protection switching and catch on the lifetime of the current in the breaker failure protection

Yes

16.4

Phase current operation

0.02 tо 3.00 r.u.

16.5

The current operation of the residual

0.01 tо 0.8 r.u.

16.6

Repeat the action on the circuit breaker without delay (action "on itself")

Yes

16.7

Return breaker failure timers if successful disconnecting switch

Yes

16.8

Timers,sec

0.00 – 10.00

17.

Automatic reclosing (AR) for a three-quarter circuits (1,5-breaker)

17.1

Number of reclosing attempts

1, 2, 3, 4

17.2

Program restart

3ph; 1/2/3ph

17.3

Functions APA TAPV, BAPV with the choice of trip

Yes

17.4

Possibility of the prolonged dead time reclosing in case of loss of link protection line enable signal

Yes

17.5

Control of the circuit breaker to reclose cycle "off-on-off";

Yes

17.6

AR synchronism with the control and the presence of voltage

Yes

18.

Synchrocheck and energizing circuit for a three-quarter (1.5-breaker)

18.1

Selecting phase voltage reference tires

Yes

18.2

Selecting phase reference voltage on the line

Yes

18.3

Selection of the circuit breaker and the circuit line

Yes

18.4

Maximum voltage difference, В

1 to 120

18.5

The maximum difference in angle, degrees.

0 to 90°

18.6

The maximum difference in frequency, Hz

0.005 to 2.00 Гц

18.7

Function setting under stress

Yes

19.

phase / residual / neutral

19.1

Pickup level

0.08 tо 30.00 r.u.

19.2

Setting the return from the start value,%

≥ 95 %

19.3

Modifier time ,sec

0.00 tо 100.00

20.

Current cutoff phase / residual / neutral

20.1

Pickup level

0.08 to 30.00 r.u.

20.2

Setting the return from the start value,%

≥ 95 %

20.3

Shutter response time ,sec

0.00 tо 100.00

21.

Current cutoff reverse order

21.1

Pickup level

0.08 tо 30.00 r.u.

21.2

Setting the return from the start value,%

≥ 95 %

21.3

Shutter response time , sec

0.00 tо 100.00

21.4

Reaction time

<20 ms at 3-x fold. start value

22.

Overcurrent protection and earth-fault time delayed

22.1

Tripping current

0,08 tо 30,00 о.е.

22.2

The current return of the pickup value,%

≥ 95 %

23.

Tripping logic

23.1

Action trip

3-phase, 1/2/3-phase

23.2

Logic of teleacceleration

Yes

23.3

Pulse width off (timers),sec

0.00 – 50.00

24.

Measurement

24.1

Frequency

Yes

24.2

Voltage

Yes

24.3

Current

Yes

24.4

Phase angle

Yes

24.5

Active power, P

Yes

24.6

Reactive power, Q

Yes

24.7

Full power, S

Yes

24.8

The power factor, cos (φ)

Yes

25.

Event recorder

25.1

Capacity events

500

25.2

The maximum count rate, pulse / s

10

25.3

Start on any change in the state

Yes

25.4

Storage of data in nonvolatile memory

Yes

26.

Disturbance recorder

26.1

The number of recordable analog channels

12

26.2

The number of recordable analog channels

Yes

26.3

Time resolution ,msec

1

26.4

Operating parameters: the current value of any analog

Yes

27.

Fault location on line

27.1

Method for determination

one-sided

28.

oscillographic testing

28.1

The number of entries, at least:

10

28.2

Starts:

28.3

start-up, dropout, or operate any item;

Yes

28.4

digital input change of state;

Yes

28.5

change of state contact output;

Yes

28.6

Storage of data in nonvolatile memory

Yes