Technical data sets of differential busbar protection / busbar 330 kV

Set differential busbar protection / busbar 330 kV

1.

Type

2.

Manufacturer

3.

Standards

IEC 61850

4.

Technical description

4.1

Number of setting groups, not less

4

4.2

Number of signaling LEDs things, Not less

12

5.

AC circuit terminals

5.1

Rated measuring current, A

1.0 or 5.0

5.2

The number of current inputs, things, Not less

12

5.3

Thermal current (continuous)

2 x In

5.4

The current one-second resistance

100 x In

5.5

Consumption per phase at In, VA

Not less 0,3

5.6

Operating check circuits

Yes

6.

Operating frequency alternating current circuits and voltage terminals

6.1

Rated frequency, Hz

fn = 50

6.2

Operating frequency range

50 ± 5%

7.

Operational DC

7.1

Rated voltage,V

Un = 220

7.2

The allowable voltage range

(0,8 - 1,1) x Un

7.3

Ripple in the DC voltage

Not more than 6% of the mean

7.4

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

tо 0,04

7.5

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

Yes

7.6

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

Yes

8.

Binary input terminal

8.1

Rated voltage of each input ,V

Uin.n = 220

8.2

The operating range for each input

(0,8 – 1,1) x Uin.n

8.3

Voltage 'unwarranted" triggering each input V

(0.65 – 0.8) x Uin.n

8.4

The digital inputs must provide:

8.4.1

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

Yes

8.4.2

Malfunction during operation auto search "ground" at fault detection pole

Yes

8.5

The dropout ratio

К ≥ 0,95

8.6

Freely programmable digital inputs

Yes

9.

Contact outputs terminals

9.1

Commute DC voltage, V

220

9.2

Exclude galvanic connection with the elements located inside the terminal

Yes

9.3

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

9.4

A continuous flow of current, A

5

9.5

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

9.6

Freely programmable output relay

Yes

10.

Differential Protection of tires

10.1

The range of setting values ​​for the current operation, A

(0,025 – 15)

10.2

The maximum slope of deceleration

(20 – 90) %

10.3

Timers ,sec

0,00 – 10,00

11.

The four-phase overcurrent

11.1

Tripping current

(0,08 – 4)

11.2

The dropout ratio

> 95%

11.3

The dropout ratio,sec

0,00 – 60,00

12.

Breaker failure protection

12.1

Operating phase current

(5-200)% from I,base

12.2

Reset ratio, phase current

> 95%

12.3

Response time when it detects current msec

≤ 20

13.

Tripping logic

13.1

Action trip

3-phase,

1/2/3-phase

13.2

Pulse width off (timers) ,sec

0,00 – 60,00

14.

Measurement

14.1

Current

Yes

15.

Event Counter

15.1

The counter value

500

15.2

The maximum count rate, pulse / s

10

16.

Disturbance recorder

16.1

The number of recordable analog channels

12

16.2

Time resolution msec

1

16.3

The number of events in the list, at least

10

17.

oscillographic testing

17.1

Starts:

17.2

start-up, dropout, or operate any item

Yes

17.3

digital input change of state

Yes

17.4

change of state contact output

Yes

17.5

Storage of data in nonvolatile memory

Yes