A tẹnumọ ilọsiwaju ati ṣafihan awọn solusan tuntun sinu ọja ni ọdun kọọkan fun Olupese China CJW1-450-1000-3p / 4p Intelligent Universal Air Circuit Breaker Acb pẹlu IEC60947-2, Paapọ pẹlu ibi-afẹde ayeraye ti “ilọsiwaju didara didara ilọsiwaju, itẹlọrun alabara” , A ti ni idaniloju pe awọn ọja wa ti o ga julọ jẹ iduroṣinṣin ati igbẹkẹle ati awọn iṣeduro wa ni tita to dara julọ ni ile rẹ ati ni ilu okeere.
A tẹnumọ ilọsiwaju ati ṣafihan awọn solusan tuntun sinu ọja ni ọdun kọọkan funChina Acb ati Air Circuit fifọ, Ti o ba nifẹ ninu eyikeyi awọn solusan wa tabi yoo fẹ lati jiroro lori aṣẹ aṣa, o yẹ ki o lero ọfẹ lati kan si wa.A ti nreti lati dagba awọn ibatan iṣowo aṣeyọri pẹlu awọn alabara tuntun ni ayika agbaye ni ọjọ iwaju nitosi.
Tabili ti o wa lọwọlọwọ 1 | ||||||||
Iwọn fireemu lọwọlọwọ Inm A | Ti won won lọwọlọwọ ln A | |||||||
2000 | (400)630,800,1000,1250,1600,2000 | |||||||
3200 | 2000,2500,2900,3200 | |||||||
4000 | 3200,3600,4000 | |||||||
6300 | 4000,5000,6300 |
Agbara fifọ kukuru kukuru ati idaduro akoko kukuru ti awọn fifọ, ijinna arcing jẹ "odo" (bi ita ti fifọ ko si arcing.) Table 2
Iwọn fireemu lọwọlọwọ Inm A | 2000 | 3200 | 4000 | 6300 | ||||
Ti won won iye to kukuru Circuit fifọ agbara lcu (kA) O-CO | 400V | 80 | 80 | 100 | 120 | |||
690V | 50 | 50 | 75 | 85 | ||||
Ti won won ṣiṣẹ kukuru Circuit fifọ agbara nx lcu(KA)/COS∅ | 400V | 176/0.2 | 176/0.2 | 220/0.2 | 264/0.2 | |||
690V | 105/0.25 | 105/0.25 | 165/0.2 | 187/0.2 | ||||
Ti won won kukuru akoko withstand lcw lcs (kA) O-CO-CO | 400V | 50 | 50 | 80 | 100 | |||
690V | 40 | 40 | 65 | 75 | ||||
Ti won won kukuru akoko withstand lcw (kA)———”+0.4s,O-CO | 400V | 50 | 50 | 65/80 (MCR) | 85/100 (MCR) | |||
690V | 40 | 40 | 50/65(MCR) | 65/75(MCR) | ||||
Akiyesi: Awọn titẹ sii ati jade fi waya jẹ kanna fun fifọ agbara naa. |
Agbara iparun ti o pọ julọ jẹ 360W fun awọn fifọ, ati ni iwọn otutu ti o yatọ, ati iwọn lọwọlọwọ lọwọlọwọ yoo yipada.Table 3
Ibaramu otutu ℃ | Ti won won lọwọlọwọ | |||||||
400A | 630A | 800A | 1000A | 1250A | 1600A | Ọdun 2000A | ||
40 | 400A | 630A | 800A | 1000A | 1250A | 1600A | Ọdun 2000A | |
50 | 400A | 630A | 800A | 1000A | 1250A | Ọdun 1550A | Ọdun 1900A | |
60 | 400A | 630A | 800A | 1000A | 1250A | Ọdun 1550A | 1800A |
Ọlọgbọn lori ẹya aabo oludari lọwọlọwọ ati awọn iṣẹ Eto ati aṣiṣe.Table 4
Idaduro pipẹ | Idaduro kukuru | Lẹsẹkẹsẹ | Aṣiṣe ti ilẹ | |||||
lr1 | lr2 | Asise | lr3 | Asise | lr4 | Asise | ||
(0.4-1) Ninu | (0.4-15) Ninu | ± 10% | ln-50kA(Inm=2000A) ln-75kA(Inm=3200A) | ± 15% | lnm=2000~3200A (0.2-0.8) Ninu (1200A,160A) | ± 10% | ||
Akiyesi: Ti o ba ni aabo awọn igbesẹ mẹta ni akoko kanna, eto naa kii yoo kọja. |
Idaduro gigun lori awọn ẹya akoko onidakeji lọwọlọwọ awọn ẹya I2TL, = (1.51lr1) 2tL, ati akoko iṣe rẹ (1.02-2.0) Ir1, ni aṣiṣe akoko jẹ ± 15%.Tabili 5
1.05Iri1 | 1.3Ir1 | 1.5Ir1 Eto akoko S | 15 | 30 | 60 | 120 | 240 | 480 |
· 2hno igbese | 1h igbese | 2.0Ir akoko Eto S | 8.4 | 16.9 | 33.7 | 67.5 | 135 | 270 |
A tẹnumọ ilọsiwaju ati ṣafihan awọn solusan tuntun sinu ọja ni ọdun kọọkan fun Olupese China CJW1-450-1000-3p / 4p Intelligent Universal Air Circuit Breaker Acb pẹlu IEC60947-2, Paapọ pẹlu ibi-afẹde ayeraye ti “ilọsiwaju didara didara ilọsiwaju, itẹlọrun alabara” , A ti ni idaniloju pe awọn ọja wa ti o ga julọ jẹ iduroṣinṣin ati igbẹkẹle ati awọn iṣeduro wa ni tita to dara julọ ni ile rẹ ati ni ilu okeere.
China OlupeseChina Acb ati Air Circuit fifọ, Ti o ba nifẹ ninu eyikeyi awọn solusan wa tabi yoo fẹ lati jiroro lori aṣẹ aṣa, o yẹ ki o lero ọfẹ lati kan si wa.A ti nreti lati dagba awọn ibatan iṣowo aṣeyọri pẹlu awọn alabara tuntun ni ayika agbaye ni ọjọ iwaju nitosi.