标题: ?????ú???????????ú?·???¤???ú?·???? [打印本页]

---

作者: ????    时间: 2004-3-12 20:28     标题: ?????ú???????????ú?·???¤???ú?·????

?????±?ò???????é???é??????×????????????à·??????????ó???è?????±?ò????????????????

--------------------------------------------
?????????????¨??5????
????×é?????ó?????×?í?????????÷???¨????3kV?°?????ú?·?ú?????????????????????¨????450/750V?°???????¤?????????????????¨????450/750V?°????????????????????????

???????·?????°±??¤?ò?????????÷×°??×°?¨??6????
?????÷(???????¤???????à???????÷??)?????·??×ù(???????¤???????à??????)?????????????????????÷????×????????????????à?????????¨??????×°?????????????????à?????????¨??????×°?????÷????????

???????????÷?¨??9????
????±??¤?÷?????·?÷?¨??RCCB??RCBO??MCB?????????÷???????????¨?????÷?????????????????÷×é?????÷???????????·±??¤×°??[±??¤?÷?à?????÷?÷?????·±??¤×°???????÷±??¤?÷????±??¤?÷???????????÷???????ú?????????÷???????ú?????÷]???????÷?¨36V<????pound;1000V?????????????¨???÷?????????????????????????????ü?????????¤??????????????????????????°???????????????????????????????????????????????????????????×?????????×???×???????????????????????×°???¨?????÷???????ú?????÷???????????¨?ú???·×é?????÷???????÷?????÷°??????????ú?????÷???????÷???????????×?????è±?

???????????????ú?¨??1????
???????????ú

?????????¤???¨??16????
??×ê(?????÷??×ê)?????????????????÷°??????????°???ú???°???ú?????????????¨?????????????×?????????????????????¨?????????????????????????????ú???ù?????¨???ú?????????????????????ì?????????÷????????????????????????????????????????????????±??ú???????????????ú?¨???ó?í???????ú??

?ù???????ú?¨??15????
???????÷?????ú?????÷?????ú???±?÷?????ú??TIG?????ú??MIG/MAG?????ú?????????ú??????×????????ú??????×??????ú??????±????÷·?????×°????????????????×°??????×è???ú?????ú????×°????TIG????????MIG/MAG??????????????

???????????à???????è±??¨??18????
1????????±ù???????·???????????§??????500???????????????ò?à???????????ò?????????·??????????±ù???????????·???????????·???????°??????×é??

2????·????????à???÷???±?÷???????à??????????·???

3?????÷?÷??????????????21000?ó?¨/???±???????°?à???????????÷?÷

4???????ú???????ú????????????5000W?????????????à?????????÷??????×°???ù????±????¨??·?±?????°?·?±??????????ú???????ú

5???????????????ú?????ò??????????×°????????×°???ò????×°???????????????????????ú

6?????????÷??°?????????·????????????¨???ü???????ì???????????÷

7???????????÷?????????à????????·??????????÷??°?×??????÷?????????????÷??·??????????÷?????÷???????÷????×??????÷

8???????ü???÷???????ü???????????ò??????×÷?????????¤???÷×??????ú?ò?±?÷?????ú???????ü???÷

9???¤·?????·??¤?í?÷??????×÷???ò?????¤·??ò??·??¤?í???????????????????÷

10????ì??·?????????à??????????????ì??·???????¨????????ì??·

11?????????????????à???????????????????????????????ü????°ü???????ò?à??????????????

12????????:°ü?¨???¨??????????10???????????à??????????????????°ü?????÷????·ò??±??????à???÷??

13?????????·???¤?÷???????????????·???¤?÷???à?????????à???????·???¤?÷

14?????¨??????????300MHz???????????ò?à??I.S.M.?¨???????????????????????????????????÷?????ü??????×?????????????????

15???????????¨?????????à???÷????°ü?¨??????????·????????¨?????????¨???¨?????????????????·?????????????°??×°????????????

16???ü?????ú??°?×°?????????÷?÷????????????????????·????????????????÷???÷???à?????é?ü??????·????????????????÷

17???????????÷???????????ú

18????·???????????????????????×???±??????ò?¨?±????·???

°??????????è±??à?¨??°ü?¨?????????ì?è±??????????ì?è±????¨??16????
×???????????500W?¨???§???????????????ù?÷???à???ù?÷??????????????????·??ó?÷???÷???÷???÷???????¨?????????ú???÷?à????????????????????????·??°???í?è±??¨°ü?¨?÷?à???????????????????????°?????è±???×é?????????????è±????×???????????÷???÷??????·??????????????????ú???à???÷?¨??°ü?¨???????????????ú??????°×?????????ú?°???????????????????ú?????ó?¨?????????????ú???????????????????ú????×??????ì??·??ó?÷???ù??????????????????·????????è±???????

?????????????è±??¨??12????
?????????ú??±??????????ú?????????ú???????????è±??????????ú?à?????ò???è±????à?????ò???????ú???¨?è?????????ú?????????°?????????÷?????÷?????????·?ú???§?°?ú???????ú??·????÷???????°???×?á????×??è±?

???????÷?è±??¨??2?????¨??°ü?¨????????36V?????÷?è±???
???????ò?÷?÷

???????????????è±??¨??9????
?÷?????÷?÷???????ú?????¨???°?????¨???¨???°?ú???÷?????????????°?ú???¨?????í???°?ú?????????°?ú????±????°?ú???????¨?????°?ú??IC?¨???????°?ú?????á???°?ú????×????°?ú?????°?ú????×°?????????????°?????¨???????????°?ú????×????????°?ú???????????°?¨???????°?????°?á?é×??ú???????????§?????¨???????????°?ú??GSM??×?·????????¨?¨?????ú?????ü?????è±?????CDMA??×?·????????¨?¨?????ú?????ü?????è±???????ISDN?????¨?????????è±??¨NT1??NT1+?????????????÷?¨?¨??TA?????????????¨????×?·?????/?????¨??POS??????????×????÷???????????÷?????ü?????????????à?????????¨???????°???á?é???????????????????????????ü?à??????????

???????ú???????°°????????¨??4????
?¨???????????????·?°???????·????????M??N??O?à????
?¨??????????????????
?¨??????????????????????????°?????????????·????ú

???????ú???????????¨??3????
?¨???????????????????????¨????×????????????????±???????????????????????¨???????????????????á????????????????????/??????????????????
?¨???????????????????????????¨?ú??±í???????????????????á±?????????????????????

??????°??????§?¨??3????
????°??????§(A?à???????§??B?à???????§?????ò???????§?????????§)???¨??°??????§(???????§?????????§)???ú????????°??????§(???????§?????????§??°??????????§)

?????????ú?ú?·?¨??1????
????±??¤?ú???¨±????????í?ú(?÷)??±???????·??ú(?÷)??±????????í??·??ú??

???ù???é?????·?¨??1????
????±????×

???????????÷???ú?·?¨??7????
????X?????????è±???????????×°?????????????????÷??????????×°???????????·?????????????ú???????????à?????÷?????¤??·??ú

??°?????·??ú?·?¨??3????
????±¨???è±?(????????????±¨???????÷??????????????±¨???????÷??????±¨???????÷????·??????????è±???????????±¨??°???)????·????????????????è±?(?÷?????·??????±¨??·§?????÷?????÷????·???????????)

??????°???????·?·??ú?·?¨??1????
?????????÷?¨?????????¨?à?????????÷???÷???ì???????????÷????????±????ì???????÷?????¨??±????ì???????????????÷??  

---

作者: ????    时间: 2004-3-19 18:25

??????×??????????????????????ù????????

---

欢迎光临 我要委托设计网论坛 (http://51odm.com/fourms/)

Powered by Discuz! 5.5.0