ʻO ka mea haki kaapuni liʻiliʻi ʻo RDB8A-63 (ma hope aku nei i kapa ʻia ʻo ka mea haki kaapuni), hoʻohana nui ʻia i nā laina hoʻolaha pale me AC 50Hz, ʻaʻole i ʻoi aku ka volta hana i ʻoi aku ma mua o 400V, ʻaʻole i ʻoi aku ka manawa i ʻoi aku ma mua o 63A, a ʻaʻole i ʻoi aku ka mana haki pōkole i ʻoi aku ma mua o 6000A; hiki ke hoʻopili ʻia i ka volta DC unipolar ʻaʻole i ʻoi aku ma mua o 110V, ʻelua mau pou ʻaʻole i ʻoi aku ma mua o 220V, ʻaʻole i ʻoi aku ka manawa DC i ʻoi aku ma mua o 63A, ʻaʻole i ʻoi aku ka mana haki pōkole DC i ʻoi aku ma mua o 6000A i nā laina hoʻolaha pale; hoʻohana ʻia no ka pilina pinepine ʻole, ka haki ʻana a me ka hoʻololi ʻana o nā laina, me ka overload, hana pale kaapuni pōkole. I ka manawa like, he mau modula hana kōkua ikaika, e like me nā pilina kōkua, nā pilina me ka hōʻike alarm, ka hoʻokuʻu shunt, ka hoʻokuʻu undervoltage, ka mana huakaʻi mamao a me nā modula ʻē aʻe.
1. Hana i hōʻoia ʻia no ke kaʻina hana
2. Ka nui liʻiliʻi, ka nui o ka mana
3.Super-ikaika ka mana uea
4. Hoʻopaʻa maikaʻi ma waena o nā pae
5.Super-ikaika ka hoʻokele
6. Ka piʻi ʻana o ka mahana haʻahaʻa a me ka hoʻohana ʻana i ka mana
ʻIkepili loea nui
Nā ʻano hoʻololi o ke au nui: Ma lalo o nā kūlana hoʻonohonoho maʻamau a me ka mahana ambient kuhikuhi (30-35)°C
Ua hoʻokō nā ʻano hoʻololi overcurrent o ka mea haki kaapuni i nā koi ma ka Papa 1.
Ua hōʻike ʻia ka mana haki pōkole i helu ʻia o ka mea haki kaapuni ma ka Papa 2.
| Helu | ʻAno huakaʻi | Kuhi ʻia i kēia manawa | Au hoʻokolohua AC | Ka manawa i koho ʻia | Hopena i manaʻo ʻia | Moku'āina mua | |
| 1 | C | Nā waiwai āpau | 1.13In | t≥1h | ʻAʻohe huakaʻi | Kūlana anu | |
| 2 | C | Nā waiwai āpau | 1.45 ʻIniha | t<1h | Huakaʻi | ma hope koke iho o ka serial | |
hoʻomaʻalili ka helu 13C≤32A2.55 ʻIniha1s<1h<60sKūlana anu>32A1s<1h<120s4C≤32A5in7In0.1s≤t≤15sʻAʻole huakaʻiKūlana anu>32A0.1s≤t≤30s5CNā waiwai āpau10In15 ʻīnihat<0.1sHuakaʻiKūlana anu
| ʻAno huakaʻi | Kuhi ʻia kēia manawa A | Ka mana o ka ʻāpana kaapuni pōkole i helu ʻia | cosφ |
| C | 1≤In≤63 | 6000 | 0.75-0.80 |
ʻO ke ola mīkini a me ka uila: Ma lalo o ke ana i helu ʻia, hana ka mea haki kaapuni a uhaʻi i ke au i helu ʻia, ʻo ka mana mana he 0.85-0.9, a ua hoʻāʻo ʻia ma ke alapine o 120 (>32A) a i ʻole 240 (>32A) mau pōʻaiapuni hana i kēlā me kēia hola. ʻO ke ola mīkini a me ka uila he 4000 mau manawa.

