| Isiphene sangoku kwisalathisi | EWE |
| Isidanga soKhuselo | IP20 |
| Ubushushu obugciniwe | 25°C~+40°C kwaye umndilili wayo kwixesha leeyure ezingama-24 awudluli ku-+35°C |
| Ubushushu bokugcina | -25°C~+70°C |
| Uhlobo loqhagamshelo lwesiphelo sendlela | Ibha yebhasi yohlobo lweCable/U/ibha yebhasi yohlobo lwePin |
| Ubungakanani obuphezulu besiphelo sentambo | 25mm² |
| Ukuqinisa i-torque | 2.5Nm |
| Ukufakelwa | Kwi-DIN rail FN 60715 (35mm) ngesixhobo sokuklikha ngokukhawuleza |
| Uqhagamshelo | Phezulu nasezantsi |
| Inkqubo yovavanyo | Uhlobo | Uvavanyo lwangoku | Imeko yokuqala | Ixesha Elimiselweyo Lokukhubeka Okanye Ukungakhubeki | Isiphumo Esilindelekileyo | Ingxelo |
| a | B,C,D | 1.13In | kubanda | t≤1h | akukho kukhubeka | |
| b | B,C,D | 1.45In | emva kovavanyo | t<1 iyure | ukukhubeka | Umsinga unyuka ngokuthe chu uye kwi ixabiso elichaziweyo ngaphakathi kwemizuzwana emi-5 |
| c | B,C,D | 2.55In | kubanda | 1s <t <60s | ukukhubeka | |
| d | B | 3In | kubanda | t≤0.1s | akukho kukhubeka | Vula iswitshi yokuncedisa ukuze vala umsinga |
| C | 5In | |||||
| D | 10In | |||||
| e | B | 5In | kubanda | t<0.1s | ukukhubeka | Vula iswitshi yokuncedisa ukuze vala umsinga |
| C | 10In | |||||
| D | 20In |
| Uhlobo | Kwi | I△n/A | Umsinga oseleyo (I△) uhambelana nexesha elilandelayo lokuqhekeka (S) | ||||
| Uhlobo lwe-AC | nayiphi na ixabiso | nayiphi na ixabiso | 1ln | 2In | 5In | 5A,10A,20A,50A 100A, 200A, 500A | |
| Uhlobo | >0.01 | 1.4In | 2.8In | 7In | |||
| 0.3 | 0.15 | 0.04 | Ixesha lokuphumla eliPhezulu | ||||
| Uhlobo oluqhelekileyo lwe-RCBO olune-IΔn yangoku eyi-0.03mA okanye ngaphantsi lungasebenzisa i-0.25A endaweni ye-5IΔn. | |||||||
Indlela yokukhetha i-RCBO efanelekileyo: I-Earth leakage circuit breaker enokhuseleko lokugqithisa
Xa kufikwa kukhuseleko lombane, ukutyala imali kwizixhobo ezifanelekileyo kubalulekile. I-residual current circuit breaker (RCBO) enokhuseleko lokugqithisa kakhulu yenye yezixhobo ezinjalo edlala indima ebalulekileyo ekukhuseleni iinkqubo zombane nasekuthinteleni ukutshayiswa kombane. Ii-RCBO zidibanisa imisebenzi yesixhobo se-residual current (RCD) kunye ne-miniature circuit breaker (MCB) ukubonelela ngokhuseleko oluphambili kwiimpazamo zombane.
Ukukhetha i-RCBO efanelekileyo kwisicelo sakho kubalulekile ukuqinisekisa ukhuseleko kunye nokusebenza kakuhle. Nazi ezinye izinto ekufuneka uziqwalasele xa ukhetha i-RCBO:
1. Umlinganiselo wamandla ombane: Umlinganiselo wamandla ombane oqhelekileyo we-RCBO kufuneka ulingane nomlinganiselo wamandla ombane ophezulu. Eli xabiso linokwahluka ngokuxhomekeke kubukhulu besekethe kunye nezixhobo ezisebenza kuyo. Kubalulekile ukukhetha i-RCBO enomlinganiselo wamandla ombane ofanelekileyo kwiimfuno zakho ezithile ukuze uphephe iingxaki zokushushu kakhulu okanye zokukhubeka.
2. Uvakalelo: Uvakalelo lwe-RCBO lulinganiswa ngee-milliamperes (mA) kwaye lumisela inqanaba lokungalingani kwangoku okufunekayo ukuze isixhobo siphazamiseke. Okukhona uvakalelo luphantsi, kokukhona i-RCBO iya kusabela ngokukhawuleza kwiingxaki ezinobungozi. Kwizicelo zokuhlala, uvakalelo lwe-30mA ludla ngokucetyiswa. Nangona kunjalo, kwezinye iindawo zoshishino, uvakalelo oluphezulu lunokufuneka.
3. Uhlobo: Kukho iintlobo ezininzi ze-RCBO, ezifana nohlobo lwe-AC, uhlobo lwe-A, uhlobo lwe-F, uhlobo lwe-B, njl. Uhlobo ngalunye lubonelela ngamanqanaba okhuseleko ahlukeneyo. Uhlobo lwe-AC lufanelekile kwiindawo ezininzi zokuhlala kwaye lukhusela kwiingozi zokudibana ngokuthe ngqo kunye nomlilo. Uhlobo lwe-A lunobuthathaka ngakumbi, lubonelela ngokhuseleko kwiingxaki zokudibana ngokuthe ngqo nokungathanga ngqo kunye nokhuseleko olongezelelweyo kwiimpazamo zomsinga othe ngqo (DC). Uhlobo lwe-F lubonelela ngokhuseleko oluphuculweyo kwiingozi zomlilo, okwenza lufaneleke kwiintlobo ezithile zemizi-mveliso. Okokugqibela, Uhlobo lwe-B lubonelela ngokhuseleko olungenakuthelekiswa nanto kuzo zonke iintlobo zeziphene, kuquka nemisinga ye-DC ethambileyo.
4. Umenzi kunye neSatifikethi: Khetha i-RCBO eyenziwe yinkampani edumileyo eyaziwayo ngokuzinikela kwayo kumgangatho. Khangela iziqinisekiso ezifana nemigangatho ye-International Electrotechnical Commission (IEC) okanye uqinisekiso oluvela kwiilabhoratri zovavanyo ezizimeleyo ukuqinisekisa ukuba i-RCBO iyahlangabezana nemigangatho yokhuseleko eyaziwayo.
5. Iimpawu ezongezelelweyo: Ngokuxhomekeke kwiimfuno zakho ezithile, cinga ngeempawu ezongezelelweyo ezifana nokhuseleko lwe-short-circuit, ukhuseleko lwe-over-current, kunye nokhuseleko lwe-surge. Ezi mpawu ezongezelelweyo zibonelela ngokhuseleko olongezelelweyo kunye nokulula.
Ngamafutshane, ukukhetha i-RCBO efanelekileyo kwinkqubo yakho yombane kubalulekile ekuqinisekiseni ukhuseleko lombane oluthembekileyo. Ngokuqwalasela izinto ezifana nokulinganiswa kwe-ampere, uvakalelo, uhlobo, udumo lomenzi, iziqinisekiso, kunye neempawu ezongezelelweyo, ungenza isigqibo esinolwazi esiqinisekisa ukhuseleko oluphezulu kunye nokusebenza. Tyala imali ngobulumko kukhuseleko lwakho lombane ngokukhetha i-RCBO efanelekileyo.