|
Product model |
Unit |
U840BP/300 |
U700BP/280 |
U550BP/240 |
U420B/205 |
|
|
Structure height (H) |
mm |
300 |
280 |
240 |
205 |
|
|
Nominal disc diameter (D |
mm |
420 |
420 |
380 |
340 |
|
|
Nominal creepage distance |
mm |
700 |
700 |
700 |
550 |
|
|
Rated electromechanical damage load |
kN |
840 |
700 |
550 |
420 |
|
|
Routine tensile load |
kN |
420 |
350 |
275 |
210 |
|
|
Connection mark |
40 |
36 |
32 |
28 |
||
|
Corona extinction voltage |
Cap |
kV |
≥ 22 |
≥ 22 |
≥ 22 |
≥ 22 |
|
Feet |
≥ 18 |
≥ 18 |
≥ 18 |
≥ 18 |
||
|
Power frequency arc test |
Time |
S |
0.12 |
0.12 |
0.12 |
0.12 |
|
Current |
kA |
20 |
20 |
20 |
20 |
|
|
Impulse breakdown voltage (p.u.) |
≥ 2.8 |
≥ 2.8 |
≥ 2.8 |
≥ 2.8 |
||
|
Radio interference voltage |
Test voltage to ground |
kV |
10 |
10 |
10 |
10 |
|
1MHz Radio Interference Voltage |
μV |
≤ 50 |
≤ 50 |
≤ 50 |
≤ 50 |
|
|
Weight |
kg |
41.0 |
35.8 |
23.2 |
16.0 |
|
|
Executive standard: GB ANSI IEC BS |
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