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TN-CϵͳTN-C-SϵͳTN-Sϵͳ

2014-5-10 09:04| ༭:繤ѧϰ| 鿴: 198198| : 0

ժҪ: 1TN-CϵͳPEN߹涨ڽӵ뻧˾ͽӵߵõ豸ʡһΪ˰ȫ豸ʱҪЩԽ豸ֱʹЩã߷Ϊʡһ 2TN ...
1TN-CϵͳPEN߹涨ڽӵ뻧˾ͽӵߵõ豸ʡһΪ˰ȫ豸ʱҪЩԽ豸ֱʹЩã߷Ϊʡһ


2TN-C-SϵͳαPEN߹涨ڽӵ뻧˾ͽӵ뻧˺ΪƵõ豸豸ֱʹ߽߶ԺͿ߷Ϊ뻧ǰΪ뻧˺ΪNPEʡ뻧ǰĵ


3TN-SϵͳѹPEڹ涨ڽӵ뻧˾ͽӵƵõ豸豸ֱʹ߽߶ԺͿ߷ΪNPEѲϵϵͳ


ΪPENPE߶뻧˽˵Ͻʹ߹ʹ
豸ʹߵİȫǶTN-C-SϵͳTN-Sϵͳȵõ߰ȫʹʿԷŵú֪ܵһĻȫ֪ʶͿʹ
TN-CϵͳǿһְҵİȫPENߵ֪ʶPENߵPENߵ;ҪѵĺϸPENߵ
TN-C-STN-SϵͳǵǰȫTN-CǵǽʡԹʹ 1TN-Cϵͳ TN-C-Sϵͳ TN-SϵͳTNϵͳӵT豸DZN
2TN-C-Sϵͳ TN-SϵͳԸضNPEҪֿԲʣ©
3TN-SϵͳNPEȫҪֿԲʣ©ܱʽ
4TN-CϵͳʡһTN-C-Sϵͳ TN-SϵͳһԲʣ©
ʣ©ܺͱ㹦ܵף
1ǽ©¹תΪ·ıʩ
2ʣ©Ǽ©ȸЧԱʧС©¹ʧĿǰᳫһֱʽ
3ʣ©Ѷȴ
TN-S ʽϵͳ     
ǰѹ N רñ PE ϸֿĹϵͳ TN-S ϵͳ TN-S ϵͳص
1ϵͳʱרñûеֻǹвƽ PE ߶Եûеѹ豸ǽǽרõı PE ȫɿ
2ֻػ·
3רñ PE Ҳ©翪
©©²ظӵ PE ظӵDz© TN-S ϵͳҲ԰װ©
5 TN-S ʽϵͳȫɿڹҵýȵѹϵͳڹʩǰġͨһƽͨˮͨ·ͨ͵ƽ TN-S ʽϵͳ
TN-C-S ʽϵͳ   
   ʩʱõǰǣû220Vصģ TN-C   ʽʩ淶涨ʩֳ TN-S ʽϵͳϵͳ󲿷ֳֳ PE ϵͳΪ TN-C-S ϵͳ TN-C-S ϵͳص
   1 N רñ PE ͨܿ·ƽȽϴʱ豸ĽܵߵλӰܿ PE ûеöεûеѹ TN-C-S ϵͳԽ͵豸ǶԵصĵѹȻֲȫѹѹĴСȡ N ߵĸزƽĴС Nܿǰ·ijزƽԽ Nֺܳʱ豸ǶԵصѹƫƾԽҪزƽ̫ PE Ӧظӵwww.topdrdrebeats.com
2 PE κ¶ܽ©Ϊ·ĩ˵©ʹǰ©բɴΧͣ淶涨н߲ôκοغ۶
3 PE ߳䴦 N 䴦ð N ߺ PE  PE ϲװغ۶ӱο
ͨ TN-C-S ϵͳ TN-C ϵͳʱͨѹӵฺرȽƽʱ TN-C-S ϵͳʩõʵЧǿеฺزƽʩרõĵѹʱ TN-S ʽϵͳ
6 IT ʽϵͳ     I ʾԴûйӵ򾭹迹ӵڶĸ T ʾز豸нӵر
   IT ʽϵͳڹ벻ǺܳʱĿɿԸȫԺһڲͣijҪϸĵطװҽԺ¿󾮵ȴ¿ڹȽϲܳ IT ʽϵͳʹԴԵ㲻ӵһ豸©Ե©СƻԴѹƽԱȵԴԵӵصϵͳȫ
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PEӢȫprotecting earthingƳ֮Ϊ[]Ҳͨ˵[] ӵص豸Ӧ˵ӦԵ޵λĵ岿λӵص
PEN˵[]ѧе[Ե] PENǽԭ׼ȷõĽӵͬʱҪ豸ǵPENPENͬʱ˵PEߵĽӵҲN[]ĴصPENͨΪ˽ʡԼطӦõյ·йر׼ӦܵʹPE+NϵͳȫPEPENֽNߺPEһ
PENϵͳһӵNʱڸزǻͺ˺

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TN-CϵͳTN-C-SϵͳTN-Sϵͳ𡷵˻:

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