১২ কেভি ২৪ কেভি ৩৬ কেভি পরিস্কার বায়ু/নাইট্রোজেন আবদ্ধ রিং মেইন ইউনিট (আরএমইউ) স্থিতিশীল বিদ্যুৎ সরবরাহ নিশ্চিত করা

1

Rated maximum voltage

kV

12

2

Rated maximum current

A

630/1250

3

Rated frequency

Hz

50/60

4

Method of Arc Suppressing

Vacuum

5

Method of Insulation

Pure air/Nitrogen

6

Rated short circuit breaking current

kA

20/25

7

Rated peak value withstand current

kA

50/63

8

Rated 1min power frequency withstand voltage

kV

42

9

Rated lightning impulse voltage

kV

75

10

Operation sequence

/

C-0.3-CO-180-CO

12

Resistance loop

µΩ

≤140

13

Rated gas pressure (20℃ gauge)

Mpa

0.02

14

Minimum operating gas pressure

Mpa

0

15

Mechanical life - Circuit breaker

N

10000

Mechanical life - Load break switch

N

3000/6000

Mechanical life - Disconnector

N

3000/6000

Mechanical life - Earthing switch

N

3000/6000

16

Protection grade - Gas tank

IP67

Protection grade - Shell

IP4X

17

Rated annual air leakage rate

%

0.01

1

Rated maximum voltage

kV

24

2

Rated maximum current

A

630/1250

3

Rated frequency

Hz

50/60

4

Method of Arc Suppressing

Vacuum

5

Method of Insulation

Pure air/Nitrogen

6

Rated short circuit breaking current

kA

20/25

7

Rated peak value withstand current

kA

50/63

8

Rated 1min power frequency withstand voltage

kV

50

9

Rated lightning impulse voltage

kV

125

10

Operation sequence

/

C-0.3-CO-180-CO

12

Resistance loop

µΩ

≤150

13

Rated gas pressure (20℃ gauge)

Mpa

0.04

14

Minimum operating gas pressure

Mpa

0

15

Mechanical life - Circuit breaker

N

10000

Mechanical life - Load break switch

N

3000/6000

Mechanical life - Disconnector

N

3000/6000

Mechanical life - Earthing switch

N

3000/6000

16

Protection grade - Gas tank

IP67

Protection grade - Shell

IP4X

17

Rated annual air leakage rate

%

0.01

1

Rated maximum voltage

kV

36

2

Rated maximum current

A

630/1250

3

Rated frequency

Hz

50/60

4

Method of Arc Suppressing

Vacuum

5

Method of Insulation

Pure air/Nitrogen

6

Rated short circuit breaking current

kA

20/25

7

Rated peak value withstand current

kA

50/63

8

Rated 1min power frequency withstand voltage

kV

70

9

Rated lightning impulse voltage

kV

170

10

Operation sequence

/

C-0.3-CO-180-CO

12

Resistance loop

µΩ

≤160

13

Rated gas pressure (20℃ gauge)

Mpa

0.04

14

Minimum operating gas pressure

Mpa

0

15

Mechanical life - Circuit breaker

N

10000

Mechanical life - Load break switch

N

3000/6000

Mechanical life - Disconnector

N

3000/6000

Mechanical life - Earthing switch

N

3000/6000

16

Protection grade - Gas tank

IP67

Protection grade - Shell

IP4X

17

Rated annual air leakage rate

%

0.01

সার্কিট ব্রেকার প্যানেল

390 * 850 * 1950

390 * 850 * 1950

390 * 850 * 1950

লোড ব্রেক সুইচ প্যানেল

390 * 850 * 1950

390 * 850 * 1950

390 * 850 * 1950

পি.টি. প্যানেল (তিন ফেজ, ৫ কলাম)

600 * 850*1950

600 * 850 * 1950

600 * 850 * 1950

পি.টি. প্যানেল (একক ফেজ)

420 * 850 * 1950

420 * 850 * 2000

420 * 850 * 1600

বাস রাইজার

375 * 850 * 1950

375 * 850 * 2000

375 * 850 * 1600

মিটারিং প্যানেল

750 * 850 * 1950

750 * 850 * 2000

750 * 850 * 1600