GB14711 e bolela hore sebaka sa creepage le tumello ea motlakase ea li-motor tse tlaase li bua ka: 1 ) Pakeng tsa li-conductor tse fetang holim'a thepa e sireletsang le sebaka.2) Sebaka pakeng tsa likarolo tse phelang tse pepesitsoeng tsa li-voltages tse fapaneng kapa lipakeng tsa li-polarity tse fapaneng.3) Sebaka pakeng tsa likarolo tse phelang tse pepeneneng (ho kenyeletsoa lithapo tsa makenete) le likarolo tse (kapa tse ka bang teng) tse theiloeng ha enjene e sebetsa.Bohole ba creepage le clearance ea motlakase li fapana ho ea ka boleng ba motlakase mme li lokela ho tsamaellana le lipehelo tsa Tafole1.Bakeng sa li-motors tse nang le motlakase o lekantsoengea 1000V ho ea holimo, likheo tsa motlakase lipakeng tsa likarolo tse fapaneng tse pepesitsoeng tse phelang kapa likarolo tse fapaneng tsa polarity ka lebokoseng la mateano le lipakeng tsa likarolo tse pepeneneng (ho kenyeletsoa lithapo tsa motlakase) le likhoele tsa tšepe tse sa nkeng hajoale kapa tsa tšepe tse tsamaeang le sebaka sa creepage ha sea lokela ho ba teng. ka tlase ho litlhoko tse ho Lethathamo la 2.
Lethathamo la 1Bonyane sebaka sa tumello ea motlakase le sebaka se hole ka tlas'a li-voltages tse fapaneng bakeng sa likarolo tse phelang tsa li-motor tse ka tlase1000V
| setulo sa kampong no | Likarolo tse amanang | Matla a phahameng ka ho fetisisa a amehang | Nako e fokolang ea sebaka: mm | ||||||
| Pakeng tsa likarolo tsa motlakase tse se nang letho tsa polarity tse fapaneng | Pakeng tsa tšepe tse sa jereng hona joale le likarolo tse phelang | pakeng tsa matlo a tšepe a tlosoang le likarolo tse phelang | |||||||
| ho hlakola motlakase | Sebaka sa Creepage | ho hlakola motlakase | Sebaka sa Creepage | ho hlakola motlakase | Sebaka sa Creepage | ||||
| H90le ka tlas'a motors | Litheminale | 31-375 | 6.3 | 6.3 | 3.2 | 6.3 | 3.2 | 6.3 | |
| 375~750 | 6.3 | 6.3 | 6.3 | 6.3 | 9.8 | 9.8 | |||
| Likarolo tse ling ntle le li-terminals, ho kenyeletsoa lipoleiti le lipalo tse hokahaneng le li-terminals | 31-375 | 1.6 | 2.4 | 1.6 | 2.4 | 3.2 | 6.3 | ||
| 375~750 | 3.2 | 6.3 | 3.2* | 6.3* | 6.3 | 6.3 | |||
| H90kapa ka hodima enjene | Litheminale | 31-375 | 6.3 | 6.3 | 3.2 | 6.3 | 6.3 | 6.3 | |
| 375~750 | 9.5 | 9.5 | 9.5 | 9.5 | 9.8 | 9.8 | |||
| Likarolo tse ling ntle le li-terminals, ho kenyeletsoa lipoleiti le lipalo tse hokahaneng le li-terminals | 31-375 | 3.2 | 6.3 | 3.2* | 6.3* | 6.3 | 6.3 | ||
| 375~750 | 6.3 | 9.5 | 6.3* | 9.5* | 9.8 | 9.8 | |||
| * Mohala oa Magnet o nkoa e le karolo e phelang e sa tsitsang.Moo motlakase o sa feteng 375 V, sebaka se fokolang sa 2,4 mm moeeng kapa holim'a metsi se amoheleha pakeng tsa terata ea makenete, e tšehetsoeng ka thata le e tšoaretsoeng sebakeng sa khoele, le karolo ea tšepe e shoeleng.Moo motlakase o sa feteng 750 V, sebaka sa 2.4 mm se amoheleha ha khoele e kentsoe ka mokhoa o loketseng kapa e kenngoe. | |||||||||
| Sebaka sa creepage pakeng tsa lisebelisoa tse tiileng tse qosoang (tse kang diode le thyristors ka mabokoseng a tšepe) le holim'a tšepe e tšehetsang e ka ba halofo ea boleng bo boletsoeng tafoleng, empa e ke ke ea e-ba ka tlase ho 1.6mm. | |||||||||
Lethathamo la 2Libaka tse fokolang tsa tumello le libaka tse hole tsa likarolo tse phelang tsa li-motor ka holimo1000V tlas'a li-voltages tse fapaneng
| Likarolo tse amanang | Matla a lekantsoeng: V | Nako e fokolang ea sebaka: mm | |||||
| Pakeng tsa likarolo tsa motlakase tse se nang letho tsa polarity tse fapaneng | Pakeng tsa tšepe tse sa jereng hona joale le likarolo tse phelang | pakeng tsa matlo a tšepe a tlosoang le likarolo tse phelang | |||||
| ho hlakola motlakase | Sebaka sa Creepage | ho hlakola motlakase | Sebaka sa Creepage | ho hlakola motlakase | Sebaka sa Creepage | ||
| Litheminale | 1000 | 11 | 16 | 11 | 16 | 11 | 16 |
| 1500 | 13 | mashome a mabeli le metso e mene | 13 | mashome a mabeli le metso e mene | 13 | mashome a mabeli le metso e mene | |
| 2000 | 17 | 30 | 17 | 30 | 17 | 30 | |
| 3000 | 26 | 45 | 26 | 45 | 26 | 45 | |
| 6000 | 50 | 90 | 50 | 90 | 50 | 90 | |
| 10000 | 80 | 160 | 80 | 160 | 80 | 160 | |
| Tlhokomeliso ea 1: Ha enjene e matlafatsoa, ka lebaka la khatello ea mochini kapa motlakase, phokotso ea sebaka sa likarolo tse thata tsa sebopeho ha ea lokela ho ba kholo ho feta 10% ea boleng bo tloaelehileng. | |||||||
| Tlhokomeliso ea 2: Boleng ba tumello ea motlakase tafoleng bo ipapisitse le tlhokahalo ea hore bophahamo ba sebaka sa ts'ebetso ea makoloi ha se fete 1000m.Ha bophahamo bo feta 1000m, boleng ba tumello ea motlakase tafoleng bo tla eketseha ka 3% bakeng sa ho phahama ho hong le ho hong ho 300m. | |||||||
| Tlhokomeliso ea 3: Bakeng sa mohala o sa nke lehlakore feela, motlakase oa mohala o kenang tafoleng o arotsoe ke √3 | |||||||
| Tlhokomeliso ea 4: Litekanyetso tsa tumello tse ka har'a tafole li ka fokotsoa ka ho sebelisa li-partitions tse sireletsang, 'me ts'ebetso ea mofuta ona oa ts'ireletso e ka netefatsoa ka ho mamella liteko tsa matla a motlakase. | |||||||
Nako ea poso: Aug-30-2023