Magetsi apamwamba ANSI 57-1Post porcelain isolators

Tsatanetsatane wa Zamalonda

57-1未标题-1

Line post mtundu wa porcelain insulators
Kalasi ya ANSI		57-1	57-2	57-3	57-4	57-5
Makulidwe
Mtunda wa Creepage	mm	356	559	737	1015	1145
Mtunda wowuma wa arcing	mm	165	241	311	368	438
Makhalidwe Amakina
Mphamvu ya Cantilever	kn	12.5	12.5	12.5	12.5	12.5
Cantilever mphamvu routine mayeso	kn	5	5	5	5	5
Makhalidwe Amagetsi
Mtundu wamagetsi ogwiritsira ntchito	kv	25	35	45	55	66
Low pafupipafupi youma flashover voteji	kv	80	110	125	150	175
Low pafupipafupi chonyowa flashover voteji	kv	60	85	100	125	150
Critical impulse flashover voltage, positive	kv	130	180	210	255	290
Critical impulse flashover voltage, negative	kv	155	205	260	340	380
Mawayilesi amakhudza Voltage Data
Yesani voteji ya RMS mpaka pansi	kv	15	22	30	44	44
Maximum RIV pa 1000kHz	μv	100	100	200	200	200
Kulongedza ndi Kutumiza Data
Net kulemera, pafupifupi	kg	5.2	9.0	11.0	16.0	18.0