72.5kv/630~1250A Oip Condenser Transformer Bushing (Draw lead) Brdlw
72.5kv/630~1250A Oip Condenser Transformer Bushing (Draw lead) Brdlw image
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Basic Info.
Product Description
Technical parameters:
Main properties | |||||||
electric properties | |||||||
System nominal voltage Un(Kv) | 35 | 66 | 110 | 132 | 150 | 220 | |
Rated voltage Ur(Kv) | 40.5 | 72.5 | 126 | 145 | 170 | 252 | |
60s power frequency withstand voltage: | Dry kv | 95 | 147 | 230 | 275 | 325 | 460 |
Wet Kv | 80 | 140 | 230 | 275 | 325 | 460 | |
Lightning impulse withstand voltage chopped wave | Full wave Kv(peak) | 200 | 325 | 550 | 650 | 750 | 1050 |
Kv(peak) | 375 | 635 | 750 | 865 | 1210 | ||
Operating impulse withstand voltage(dry or wet) | 850 | ||||||
dielectric dissipation factor tanδ | (20ºC temperature)Max. | Ur:0.004 | |||||
increment | 1.05Ur/√3-Ur:0.0005 | ||||||
Ur Partial discharge under voltage | ≤5pC | ||||||
1.5Ur Partial discharge under voltage | ≤10pC |
Bending testing load | ||||
Rated voltage Ur(Kv) | Bending testing load(N) | |||
Rated current Ir(A) | ||||
≤800 | 800-1600 | 1600-2500 | ≥3150 | |
≤52 | 1250 | 2000 | 2000 | 2500 |
72.5 | 1250 | 1250 | 4000 | 4000 |
126-170 | 3150 | 4000 | 4000 | 4000 |
252 | 4000 | 5000 | 5000 | 5000 |
other properties | ||||
Item# | Testing | performance index | ||
1 | The bushing can withstand the gauge pressure of the sealing test at 0.2MPa | no leakage | ||
2 | interior tranformer oil | Pressure value(Kv) | ≥55 | |
Dielectric loss factor tanδ(90ºC) | ≤0.004 | |||
Mico water(μg/g) | ≤10 | |||
Chromatography | Acetylene(μL/L) | 0 | ||
Hydrogen(μL/L) | ≤30 | |||
Total hydrocarbons(μL/L) | ≤9 | |||
3 | Measurement of Dielectric Loss Factor of Terminal to earth under 2kV voltage | ≤0.02 |
Type designation | ||||||||
BRDLW- (rated voltage:kV)/ (rated current:A)- (Antifouling grade) | ||||||||
BR-OIP Condenser transformer bushing,OIP Condenser wall bushing represent as CR | ||||||||
D-Short tail bushing,if no “D” it should be Medium-short tail bushing | ||||||||
L:can install CT | ||||||||
W:Antifouling type,3 means creepage distance is 25mm/kV,4 means creepage distance is 31mm/Kv |
72.5Kv/630~1250A OIP Condenser transformer bushing(Draw lead) | |||||||||||||||||||||
Code | Type | Rated voltage Kv | Rated current A |
Main Dimensions(mm) | Creepage distance | MASS KG | |||||||||||||||
L | L1 | L2 | L3 | L4 | L5 | D1 | D2 | D3 | d1 | d2 | d3 | d4 | A | Z | X | ||||||
BR4134A | BRDLW-72.5/630-3 | 72.5 | 630 | 1955 | 1650 | 700 | 670 | 400 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 1900 | 88 |
BR4144A | BRDLW-72.5/630-4 | 72.5 | 630 | 2010 | 1705 | 755 | 670 | 400 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 2250 | 92 |
BR4135A | BRDLW-72.5/630-3 | 72.5 | 630 | 2055 | 1750 | 700 | 770 | 500 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 1900 | 88 |
BR4145A | BRDLW-72.5/630-4 | 72.5 | 630 | 2110 | 1805 | 755 | 770 | 500 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 2250 | 86 |
BR4143A | BRDLW-72.5/630-4 | 72.5 | 630 | 1910 | 1605 | 755 | 570 | 300 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 2250 | 88 |
BR4132A | BRDLW-72.5/630-3 | 72.5 | 630 | 1820 | 1615 | 700 | 535 | 265 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 1900 | 81 |
BR4142A | BRDLW-72.5/630-4 | 72.5 | 630 | 1875 | 1570 | 755 | 535 | 265 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 2250 | 87 |
BR4130A | BRDLW-72.5/630-3 | 72.5 | 630 | 1585 | 1280 | 700 | 300 | 30 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 1900 | 75 |
BR4140A | BRDLW-72.5/630-4 | 72.5 | 630 | 1640 | 1335 | 755 | 300 | 30 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 2250 | 80 |
BR4154A | BRDLW-72.5/630-4 | 72.5 | 630 | 2105 | 1800 | 850 | 670 | 400 | 35 | 180 | 138 | 280 | 28 | 35 | 18 | 14 | 40 | 60 | 120 | 2610 | 98 |
BR4234A | BRLW-72.5/1250-3 | 72.5 | 1250 | 2100 | 1805 | 700 | 800 | 450 | 40 | 200 | 160 | 350 | 36 | 48 | 24 | 18 | 50 | 110 | 145 | 1900 | 109 |
BR4244A | BRLW-72.5/1250-4 | 72.5 | 1250 | 2155 | 1860 | 755 | 800 | 450 | 40 | 200 | 160 | 350 | 36 | 48 | 24 | 18 | 50 | 110 | 145 | 2250 | 118 |
BR4235A | BRDLW-72.5/1250-3 | 72.5 | 1250 | 2100 | 1705 | 700 | 800 | 500 | 40 | 200 | 160 | 350 | 36 | 48 | 24 | 18 | 50 | 110 | 140 | 1900 | 106 |
BR4245A | BRDLW-72.5/1250-4 | 72.5 | 1250 | 2155 | 1860 | 755 | 800 | 500 | 40 | 200 | 160 | 350 | 36 | 48 | 24 | 18 | 50 | 110 | 140 | 2250 | 114 |
Other HV bushing reference:
Package reference:
Ville Electric Company will keep up with the century, the epoch,
Sincerely look forward to your cooperation and win-win!
Create brilliant!
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