Nānā nui
ʻO ZN73-12 series i loko o ka hale kaʻa lima-ʻano kiʻekiʻe-voltage vacuum circuit breaker he mea hoʻololi i loko me ʻekolu-phase AC 50Hz a me ka helu helu o 12kV.Hiki ke hoʻohana ʻia no ka mālama ʻana a me ka pale ʻana i nā ʻoihana ʻoihana a me nā ʻoihana mining, nā mea kanu mana, nā substations, a me nā mea uila, a kūpono no nā wahi hana pinepine.Hoʻohui ʻia ka mīkini hana me ke kino kaapuni kaʻapuni, a hiki ke hoʻohana ʻia ka hoʻolālā e like me kahi ʻāpana hoʻonohonoho paʻa, a i ʻole hiki ke hoʻolako ʻia me kahi mīkini hoʻoulu kūikawā e hana i kahi ʻāpana kaʻa lima.Hiki i ka ʻāpana kaapuni nui ke hoʻohana i ka pou i hoʻopaʻa paʻa ʻia e ʻike i ka miniaturization, hilinaʻi kiʻekiʻe a me ka mālama ʻole ʻana o ka mea haʻihaʻi kaapuni.
Nā Kūlana maʻamau
◆Ambient wela: ʻaʻole kiʻekiʻe ma mua o 40 ℃, ʻaʻole haʻahaʻa ma lalo o -10 ℃ (ʻae ʻia ka mālama ʻana a me ka lawe ʻana ma -30 ℃).
◆Kiʻekiʻe: ʻaʻole ʻoi aku ma mua o 1000m.(Inā pono e hoʻonui ʻia ka kiʻekiʻe, e hoʻonui ʻia ka pae insulation i helu ʻia e like me ia)
◆ ʻO ka haʻahaʻa haʻahaʻa: ʻo ka awelika o kēlā me kēia lā ʻaʻole i ʻoi aku ma mua o 95%, ʻo ka awelika o kēlā me kēia lā o ke kaomi mahu saturated ʻo MPa, a ʻaʻole ʻoi aku ka awelika o kēlā me kēia mahina ma mua o 1.8x10.
◆Ka ikaika o ke ōlaʻi: ʻaʻole ʻoi aku ma mua o 8.
◆ He wahi ahi ʻole, pahū, haumia koʻikoʻi, ʻino kemika a me ka haʻalulu nui.
Nā Kūlana Kūlana Nui
Helu | inoa | Units | ʻIkepili | |||
1 | Volta koho | kV | 12 | |||
2 | Volta hana kiʻekiʻe | kV | 12 | |||
3 | Kuhi ʻia i kēia manawa | A | 630 | 630 1250 | 1250 1600 | |
4 | Ua helu ʻia ke au haʻi kaapuni pōkole (helu ʻia ka manawa kūpaʻa thermally - RMS) | kA | 20/25 | 31.5 | 40 | |
5 | Hoʻoholo ʻia i kēia manawa e hana ana i ka pōkole (waiwai kiʻekiʻe) | kA | 50/63 | 80 | 100 | |
6 | Hoʻopaʻa ʻia ke kiʻekiʻe e kū nei i kēia manawa (helu ʻia ka dynamic stable current - ka waiwai kiʻekiʻe) | kA | 50/63 | 80 | 100 | |
7 | 4S i helu ʻia i ka pōkole kū i kēia manawa | kA | 20/25 | 31.5 | 40 | |
8 | Hoʻokaʻawale ʻia ka pae insulation | Ke hana nei me ka uila (ma mua a ma hope o ka haki ʻana i helu ʻia) 1 min mana alapine e kū i ka uila | kv | Ka honua 42 (haʻi 48) | ||
ʻO ka puʻuwai kū i ka uila (ma mua a ma hope o ka haki ʻana i helu ʻia) ʻO ka hoʻoulu ʻana o ka uila i koho ʻia e kū i ka waiwai kiʻekiʻe. | Ka honua 75 (haʻi 85) | |||||
9 | Hoʻolālā ʻia ka manawa hoʻopaʻa wela | s | 4 | |||
10 | Nominal Operation Sequence | Helu – 0.3S – Huiia – 180S – Huiia | ||||
11 | Ola mīkini | manawa | 20000 | |||
12 | Hoʻoholo ʻia nā manawa hoʻomaha pōkole i kēia manawa | manawa | 50 | |||
13 | ʻO ka mīkini hana i helu ʻia ke pani pani pani (DC) | v | AC .DC 110,220 | |||
14 | ʻO ka mīkini hana i helu ʻia ka volta wehe (DC) | v | AC .DC 110,220 | |||
15 | Hoʻokaʻaʻike Spacing | mm | 11±1 | |||
16 | Overtravel (contacy spring compress length) | mm | 3.5±0.5 | |||
17 | ʻEkolu manawa wehe a pani pani | ms | ≤2 | |||
18 | Hoʻokaʻaʻike i ka pani manawa bounce | ms | ≤2 | |||
19 | Awelika ka māmā wehe | m/s | 0.9~1.2 | |||
Awelika pani wikiwiki | m/s | 0.5-0.8 | ||||
20 | Ka manawa wehe | i ka uila hana kiʻekiʻe loa | s | ≤0.05 | ||
21 | ma ka liʻiliʻi liʻiliʻi o ka volta hana | ≤0.08 | ||||
22 | Ka manawa pani | s | 0.1 | |||
23 | Ke kū'ē kaapuni nui o kēlā me kēia māhele | υ Ω | 630≤50 1250≤45 | |||
24 | Hiki i nā mea hoʻopili hoʻoikaika a me ke kūpaʻa i ka mānoanoa o ka lole | mm | 3 |