|
|
| LV
Bushing |
| Code
No |
ML-125 |
ML-163 |
ML-1100 |
ML-1200 |
ML-1300 |
ML-325 |
ML-363 |
ML-3100 |
ML-3200 |
ML-3300 |
| Bushing
Type (LV) |
1/250 |
1/630 |
ML-1000 |
1/2000 |
1/3150 |
3/250 |
3/630 |
3/1000 |
3/2000 |
3/3150 |
| Specification
(DIN) |
42530 |
42530 |
42530 |
42530 |
42530 |
42539 |
42539 |
42539 |
42539 |
42539 |
| Rated
Current (A) |
250 |
630 |
1000 |
2000 |
3150 |
250 |
630 |
1000 |
2000 |
3150 |
| Nominal
Voltage (kV) |
1 |
1 |
1 |
1 |
1 |
3 |
3 |
3 |
3 |
3 |
Dry
Lightning Impulse Voltage |
- |
- |
- |
- |
- |
40 |
40 |
40 |
40 |
40 |
Wet
power frequency Volt (kV) |
- |
- |
- |
- |
- |
10 |
10 |
10 |
10 |
10 |
Dry
power frequency Volt (kV) |
- |
- |
- |
- |
- |
14 |
14 |
14 |
14 |
14 |
Creepage
Distance (mm) |
60 |
75 |
75 |
75 |
75 |
120 |
120 |
125 |
125 |
125 |
| Arching Distance (mm) |
50 |
60 |
60 |
60 |
60 |
100 |
100 |
100 |
100 |
100 |
|
|
Electrical Properties Of LV Bushings
|
|
Type
|
Norm
|
Nominal Voltage (kV)
|
Rated Current (A)
|
Dry Lightening Impulse Voltage (kV)
|
Wet Power Frequency Voltage (kV)
|
Dry Power Frequency Voltage (kV)
|
Creepage Distance (mm)
|
Total Weight (kg)
|
|
1/250
|
DIN 42530
|
1
|
250
|
-
|
-
|
-
|
55
|
0.7
|
|
1/630
|
DIN 42530
|
1
|
630
|
-
|
-
|
-
|
70
|
2
|
|
1/1000
|
DIN
42530
|
1
|
1000
|
-
|
-
|
-
|
75
|
3.9
|
|
1/2000
|
DIN
42530
|
1
|
2000
|
-
|
-
|
-
|
75
|
10.4
|
|
1/3150
|
DIN
42530
|
1
|
3150
|
-
|
-
|
-
|
75
|
13.9
|
|
3/250
|
DIN
42539
|
3
|
250
|
40
|
10
|
14
|
120
|
1
|
|
3/630
|
DIN
42539
|
3
|
630
|
40
|
10
|
14
|
120
|
2.5
|
|
3/1000
|
DIN
42539
|
3
|
1000
|
40
|
10
|
14
|
125
|
6
|
|
3/2000
|
DIN
42539 |
3
|
2000
|
40
|
10
|
14
|
125
|
13
|
|
3/3150
|
DIN
42539
|
3
|
3150
|
40
|
10
|
14
|
125
|
18
|
|
|
Mechanical Properties Of LV/HV Bushings
|
|
Type
|
Specification (DIN)
|
Operation Bending Load ACC. To IEC 137 (N)
|
Tightening Torque (Nm)
|
|
DT
250
|
DIN
42530
|
600
|
20
|
|
DT
630
|
DIN
42530
|
1200
|
35
|
|
DT
1000
|
DIN
42530
|
1500
|
70
|
|
DT
2000
|
DIN
42530
|
2200
|
100
|
|
DT
3150
|
DIN
42530
|
2400
|
200
|
|
10
NI 250
|
DIN
42531
|
2500
|
20
|
|
10
NF 250
|
DIN
42531
|
600
|
20
|
|
20
NI 250
|
DIN
42531
|
600
|
20
|
|
20
NF 250
|
DIN
42531
|
600
|
20
|
|
30
NI 250
|
DIN
42531
|
600
|
20
|
|
30
NF 250
|
DIN
42531
|
600
|
20
|
|
10
NI 630
|
DIN
42532
|
1300
|
35
|
|
10
NF 630
|
DIN
42532
|
1300
|
35
|
|
20
NI 630
|
DIN
42532
|
1300
|
35
|
|
20
NF 630
|
DIN
42532
|
1300
|
35
|
|
30
NI 630
|
DIN
42532
|
1300
|
35
|
|
30
NF 630
|
DIN
42532
|
1300
|
35
|
|
10
NF 1000
|
DIN
42533
|
1700
|
70
|
|
20
NF 1000
|
DIN
42533
|
1700
|
70
|
|
30
NF 1000
|
DIN
42533
|
1700
|
70
|
|
10
NF 2000
|
DIN
42533
|
2900
|
100
|
|
20
NF 2000
|
DIN
42533
|
2600
|
100
|
|
30
NF 2000
|
DIN
42533
|
2200
|
100
|
|
10
NF 3150
|
DIN
42533
|
3200
|
200
|
|
20
NF 3150
|
DIN
42533
|
2800
|
200
|
|
30
NF 3150
|
DIN
42533
|
2200
|
200
|
|
45
NF 1000
|
DIN
42534
|
1600
|
250
|
|
|
Material Specifications Of LV/HV Bushings
|
|
Porcelain
Parts
|
Ceramic
KER 110.1 TO DIN 40685 Brown Colour To RAL 8016
|
|
Brass
Parts
|
CuZn40Pb2
Ms 60F34 DIN 17673 or GD-Ms 60 or
GK-MS 60 DIN 1709
|
|
Copper
Parts
|
E-Cu
F25 DIN 40500
|
|
Steel
Parts
|
CrNi or St 37 DIN 17100 or DIN 125
|
|
N.B.R.
Parts
|
Asbestos
Free Nitrile Rubber Hardness Shore 65-70 DIN 53505
|
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|
| :: Also see :: |
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| :: Porcelain Bushing Metal Parts :: Pressure Relief Valve :: Copper Busbar and Jumpers :: |
|