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l(f)ڣ[2009-3-14]    [3208]ΡЇ늚ЈُW(wng)[EM39.com]{(bio)pԄӝL}
      Ք·绡|(zh)͜绡|^g϶Ľ^|(zh)ǸնweСpml绡Ùz޵ă(yu)c늾W(wng)Б(yng)^ռ
Ք·Ҫ󲿷֣՜绡ҡ늴Ż򏗻ɲلәC(gu)֧ܼnjg(sh)Z͸ֵľwB
1.Ք·g(sh)(bio)Ք·҇ʮõİl(f)չdδa(chn)Ʒ^ȥZN1ZN5ׂƷNl(f)չF(xin)ڔ(sh)ʮ̖ƷN~_5000A__50kA^ˮƽѰl(f)չ늉_35kVȼ
80ǰՔ·̎ڰl(f)չAΣg(sh)ڲ߀ƶg(sh)(bio)ֱ1985ƶP(gun)Įa(chn)Ʒ(bio)ʡ
Ŀǰ(ni)Ҫ(j)(bio)ʞ飺
JP3855-963.640.5kV߉Ք·ͨüg(sh)l
DL403-911035kV(ni)߉·ӆ؛g(sh)l
@ҪfIEC(bio)вoc҇JB3855(yng)ČØ(bio)ֻáIEC56߉·҇Ք·Ę(bio)ЎׂڻIEC(bio)ʣ
(1) ^ˮƽ ԇ늉 IEC Ї
1minl͉(kV) 28 42(OgO)48(g)
1.2/50_͉(kV) 75 75(OgO)84(g)
(2)늉ԇY(ji)՜绡Ҕڵ͉ˮƽIEC56ПoҎ(gu)҇JB3855һ96Ҏ(gu)飺늉Δ(sh)ԇՔ·g^(yng)ڳʼ^ˮƽ80%l1min33.6kV͛_60kV
(3)|^lrgIECoҎ(gu)҇Ҏ(gu)Ҫ󲻴2ms
(4)ԇԇIEC(bio)ԇ͵ڮa(chn)Ʒ~҇DL403-91Ҏ(gu)ԇa(chn)Ʒ~110% 2.Ք·Ҫg(sh)(sh) Ք·ą(sh)¿Ʉ֞xÅ(sh)\Ѕ(sh)ɂǰ߹ÑO(sh)Ӌx͕rʹ߄tǔ·ęCеԻ\\{(dio)ļg(sh)ָ(bio)
±xÅ(sh)fNՔ·(sh)(j)
и헅(sh)횰JB3855DL403(bio)ʵҪڮa(chn)Ʒʽԇ헼CK(sh)(j)ʽԇ 2.Ք·Ҫg(sh)(sh): (sh)Q λ ̖
ZN28-12/1250-20 ZN27-12/1250-31.5 ZN27A-12/3150-40
늉(sh)
~늉 kV 10
늉 11.5
^ˮƽ
l͉ OgO 42
g 48
_͉ OgO 75
g 84
(sh) ~ A 1250 1250 3150
~·_ kA 20 31.5 40
~ֵ kA 50 80 100
4S̕r kA 20 31.5 40
~̕rP(gun)(ֵ) kA 50 80 100
~΂M_ A 630 800
~M_ A 400 400
~·_Δ(sh) 50 50 30
Cе 10000
~ -0.5s-Ϸ-180s-Ϸ -180s-Ϸ-180-Ϸ
ȫ_Δ(sh) 60
òلәC(gu) CDCTC(gu)
3.Ք·ęCеԣ\Ѕ(sh) ̖ Cеԅ(sh) λ ZN28-12/1250-20 ZN27-12/1250-31.5 ZN27A-12/3150-40
1 |^_ mm 11±1.0 10±1.0 11±1.0
2 |г mm 4±1.0 3±0.5
3 |^| N 1500±200 3000±200 5000±300
4 ƽlٶ m/s 0.6±0.2
5 ƽlٶ m/s 1.1±0.2 1.1±0.3 1.1±0.3
6 lrg ms <2
7 ϲͬ ms <2
8 lrg ms <100
9 lrg ms <60
10 ·ֱ ̦ 60 60 20
11 o|^۷eSĥp mm 3.0
M՜绡ҌCеҪ󣬱CՔ·늚Cе_\пɿՔ·횾з(wn)õęCеҪCеϱN·g(sh)ָ(bio) 4.CеԌa(chn)ƷܵӰ a(chn)ƷCеԵă(yu)a(chn)Ʒ늚ҪP(gun)ϵӰ푮a(chn)Ʒ\пɿՔ·՜ұܹȻҪȻCеͬӾepصá挦Cеԅ(sh)ca(chn)ƷܵP(gun)ϵ£
4.1_
|^_ҪȡQՔ·~늉͉Ҫһ~늉͕r|^_xСЩ_̫СӰ푷͉֔ˮƽ_̫mȻ͉ˮƽʹ՜绡ҵIJy܉½O(sh)ӋrһڝM\е͉Ҫ±M_xСһЩ10kVՔ·_ͨ812mm֮g35kVĄt3040mm֮g
4.2|^|
ڟoÕr|^ڴ≺(ni)ǻa(chn)һ]ʹco|^]ϣQ֮]СȡQڲyܵĶ˿ֱ绡ڹB(ti)r@̫СܱCo|^gõ늽|ʩһӉ@Ӊ]֮ͷQ|^Ľ|@|Žׂã
(1)Co|^ý|ʹ|Ҏ(gu)ֵ
(2)M~·B(ti)rĄӷ(wn)Ҫ󡣑(yng)ʹ|^~·B(ti)r|^gijԱCԓB(ti)µȫ]Ͳܓpġ
(3)ƺlʹ|^]ײrԾ_ײĄD(zhun)鏗dĄ|^ď
(4)lṩһ(dng)|r|^õ^ķl[ۺc߷lʼļٶpȼrg߷֔|^|һҪą(sh)ڮa(chn)ƷijʼO(sh)ӋҪ(jng)^Cԇxȡñ^m|^x̫СM㲻Ҫ|^̫һҪl绡ҺCęCеҪҲҪg(sh)ϲ(jng)4.3|г(Qsг)
ĿǰՔ·oزÌʽ|ʽ|^o|^֮ͲǰMˣ|^|ÿO|^s(ЕrQl)ṩ^|г̣_P(gun)|^|_ʼ|^ʩ^m(x)\?x)[KY(ji)ľx༴|^ɵĉsxַQsг
|гЃɷһ|^܉?q)|^ṩ|DZC\ĥȻһ|ʹ֮ɿ|һ|г̿ȡ_20%30%ң10kVՔ·s34mm
Ք·ČHY(ji)(gu)|^lO(sh)Ӌɼʹ̎ڷlλҲஔ(dng)?sh)A(y)sA(y)@Ǟʹl^(dng)|^δo|^l(f)A(y)r|^ஔ(dng)ֿ늄˿s(dng)|^˲g|ȻSA(y)(sh)ֵֹlԵֿ늄ӳʹ|ʼàB(ti)S|г̵ǰM|^gĽ|󣬽|г̽KY(ji)r|_O(sh)Ӌֵ|г̲lɵA(y)sHǺlɵĵڶ܉г̡
4.4ƽlٶ
ƽlٶҪӰ|^ĥglٶ̫ͣtA(y)rgL늻ڵĕrgL|^ĥpʹ|^ۺճס͜绡ҵ늉ٶ̫׮a(chn)lلәC(gu)ݔҲҪ绡ҺCCе_Ӱ푮a(chn)ƷʹÿɿcCеƽlٶͨȡ0.6m/sҞ
4.5ƽlٶ
·ķlٶһٶԽԽã@ӿʹ_څ0ǰ23msr_t_಻_m(x)һԭ_׃?yu)_ȼrgL_yȣʹ_ʧlٶ̫lķҲ󣬷̫^׮a(chn)ȼԷgٶ(yng)]@ͬlٶȵĿҪȡQںlr|^ɺͷlɵAܴС߷lٶȣӷlɵAҲӺlɵĉs@ȻҪ߲لәC(gu)ݔCęCе˼g(sh)(jng)ָ(bio)(jng)^ԇJ10kVՔ·ƽlٶܱC0.951.2m/s^m
4.6lrg
lrgǔ·ڕ[r|^|_ʼӋSa(chn)x|x䷀(wn)|֮gĕrg
@һ(sh)Ę(bio)ж]_Ҏ(gu)1989Դ˾Ք·lrgС2msʲôlrgҪС2msҪǺl˲gϵy(tng)O(sh)a(chn)L.Clʎʎa(chn)^늉늚O(sh)Ľ^ɂpġ(dng)lrͬС2msra(chn)^^늉O(sh)^ܓpP(gun)ϕro|^֮gҲa(chn)ۺ
4.7ϡlͬ
lIJ̫ͬlďC(gu)ݔ\ӛ_H׺l|^lIJ̫ͬʹ_ȼrgL_
lclIJͬһͬrڵ{(dio)˺lIJͬԣlIJͬҲ˱Ca(chn)ƷҪϷlͬС2ms
4.8lrg
lrgָIJلӾȦĶӵ늕rӋO|^ȫϻxֹһΕrgg
lȦǰ̕rO(sh)ӋģlȦͨ늕rg100mslȦIJ60ms֡lrgһڔ·Sr{(dio)oلӡ
(dng)·ڰl(f)ϵy(tng)Դ˶·r˥p^lrg̣ܶ@r·֔ĹͿܺ^ֱ_l鐺@·_Ǻܲڰl(f)ϵy(tng)Ք·lrgMO(sh)ӋLЩ
4.9·
·ֵDZ(do)늻·“(lin)Ƿõһ(sh)ͮa(chn)ƷҎ(gu)һ(ni)ֵ·賬^Ҏ(gu)ֵrܿnj(do)늻·ijһB̎|ڴ\Еr|̎ľֲؕrѭh(hun)pڴ\еĔ·ӱע·yS늘򷨜y횲GB763Ҏ(gu)ֱ
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