OWF-無局部放電耦合電容器
OWF- Partial Discharge Free Coupling Capacitor
概述：General Introduction
產(chǎn)品主要應(yīng)用于局放測試時的信號取樣，是局放試驗必不可
少的試驗設(shè)備。
The product is ma inly used in signa l sampling in partial
discharge test. It is necessary for partial discharge test.
主要技術(shù)性能Main technical features
1． 電容器在額定電壓Un 下可連續(xù)運行8 小時。
Continuously run for 8 hours under rated voltage of Un.
2． 電容器電容量偏差范圍：-5-10%Cn。
Deviation range of capacitance: -5-10%Cn
3． 電容器介質(zhì)損耗角正切值：
在20℃ ，0.9—1.1Un 下不大于0.002
The tg value of dielectric dissipation angle of the capacitor:
Not above 0.02 under 0.9-1.1 Un at temperature of 20℃
4． 電容器短時工頻耐壓值：環(huán)氧外殼1.2Un。
Power frequency voltage short-time withsta nd value: epoxy outer cover 1.2 Un.
5． 電容器在Un 下的局部放電量：≤ 3pC。
The partial discharge under Un: ≤ 3pC
型號意義：modelmeaning
O W F —
額定電容（PF）rated capacitance
額定電壓（kV）rated voltage
紙膜復(fù)合介質(zhì)paper filmingcomposite diectric s
浸漬劑、十二烷基苯impregnant dodecylbenzene
耦合電容器coupling capacitor
主要規(guī)格及技術(shù)參數(shù)
Main specification and technical parameter
注： 1. 根據(jù)用戶需要，耦合電容器可配低壓臂電容器成為電容分壓器供工頻
或沖擊電壓測量用。
Notice: 1. According to customer requirement, for power frequency or impulse voltage
test, low voltage arm capacitor can be attached as capacitance voltage divider to
the coupling capacitor.
2．根據(jù)用戶不同要求，外形尺寸可能有變化，表中尺寸僅供參考。
The dimension can be changed as to requirement of customer. The dimension in the
form is only for reference.
序號
No
型號
type
額定電壓
Rated
voltage
kV
額定電容
Rated
capacitance
pF
外形尺寸
Dimension
φ×H
重量
weight
kg
1 OWF60-0.001 60 1000 160×740 11
2 OWF-120-0.0005 120 500 160×1600 22
3 OWF100-0.001 100 1000 160×1100 16
4 OWF200-0.001 200 1000 200×900 40
5 OWF250-0.0001 250 1000 160×2260 30