Siemens NXAIR P - Current Transformers

Installation NXAIR P
6*,0,167$//$7,211;$,53$16,

7RUHDFKWKHPDLQIL[HGFRQWDFWVRSHQWKH
FRUUHVSRQGLQJVKXWWHUDVGHVFULEHGLQWKHFKDSWHUV
EHORZ0DQXDORSHUDWLRQRIVKXWWHUVSDJHLQ
SDUWo2SHUDWLRQp
Connecting Grounding and Testing Device
11 Instrument Transformers Replacement
9ROWDJHRUFRQWUROSRZHUWUDQVIRUPHUVDUHORFDWHGLQDQ
DX[LOLDU\VHFWLRQ1RUPDOO\WKHWUDQVIRUPHUVDQGWKHLU
DVVRFLDWHGSULPDU\FXUUHQWOLPLWLQJIXVHVDUHORFDWHG
RQDUROORXWWUD\LQRQHRIWKUHHSRVVLEOHUROORXW
ORFDWLRQVLQWKHDX[LOLDU\VHFWLRQ/DUJHUWUDQVIRUPHUV
DUHJHQHUDOO\LQVWDOOHGLQDIL[HGSRVLWLRQHLWKHULQVLGH
WKHVZLWFKJHDURUUHPRWHO\IURPWKHVZLWFKJHDU
11.1 Current Transformers
7KHFXUUHQWWUDQVIRUPHUVDUHEXVKLQJW\SHWRFRQQHFW
WRFDEOHEDUVLQWKHFDEOHFRPSDUWPHQWRUWRIHHGHUV
WRWKHEXVEDUVLQWKHEXVEDUFRPSDUWPHQW7KH&7V
DUHWLJKWHQHGZLWKEROWV0WRWKHVKHHWPHWDOFHOO
VWUXFWXUH
Fig. 34: &XUUHQWWUDQVIRUPHUDVVHPEO\ZLWKVXSSRUW
VWUXFWXUHLQEHWZHHQ
,QDQ\FDVHRIFXUUHQWWUDQVIRUPHUUHSODFHPHQW
Õ $VN6LHPHQVIRUIXUWKHUDGYLFHDQGLQIRUPDWLRQ