I-OEM/ODM Earth Leakage Circuit Breaker Supplier

Ukwahlukanisa

Uhlobo

Ububanzi Bamanje

Izimpawu Ezisemqoka

Uhlobo Lwamanje Olusele

Thayipha i-AC

16A – 800A

Ithola imisinga eyinsalela ye-AC ye-sinusoidal kuphela, izinhlelo zokusebenza zenhloso evamile

Uhlobo A

16A – 800A

Ithola i-AC + pulsating DC (i-AC elungisiwe), imithwalo yesimanje kagesi

Ukuzwela (IΔn)

Ukuzwela Okuphezulu

10mA – 30mA

Ukuvikelwa kwabasebenzi, izindawo zokwelashwa, izindawo ezimanzi

Ukuzwela Okumaphakathi

100mA – 300mA

Ukuvikelwa komlilo, izimboni ezijwayelekile

Ukuzwela Okuphansi

500mA – 1000mA

Ukuvimbela umlilo ekufakweni kokuvuza okuphezulu, ukuvikela okukhethiwe

Isikhathi Ukubambezeleka

Ngokushesha

Zonke izilinganiso

Inhloso evamile, <40ms ku-5×IΔn

Okukhethiwe (S-Type)

100mA – 1000mA

Ukuhamba ukubambezeleka (130-500ms ku-1×IΔn), ukucwasa okukhuphuka nomfula 

I-Pole Configuration

4-Isigxobo

16A – 800A

Izigaba ezintathu + ukungathathi hlangothi, ukuvikeleka okungathathi hlangothi okulungiswayo (50-100%)

Ukukhweza

Kulungisiwe

16A – 800A

Ukuxhumeka okuqondile kwebha yebhasi, kuyabiza

Umsebenzi

Isimiso Sokuthola

Imingcele Yezobuchwepheshe

I-Overload Protection (L)

I-Bimetallic thermal expansion noma inzwa ye-RMS ye-elekthronikhi

0.8 – 1.0 × Esimeni, ijika lesikhathi eliphambene, ±10% ukunemba

Ukubambezeleka Komjikelezo Omfushane (S)

Isikhathi sikagesi noma ukubambezeleka kazibuthe

2-10 × Ngaphakathi, 0.1s – 0.5s ukubambezeleka, ukukhetha ukukhetha

Uhambo Olusheshayo (I)

I-solenoid ye-Magnetic noma i-electronic esheshayo

5-20 × In, <20ms ukusebenza, umkhawulo wamanje

Ukuvuza komhlaba (G/Δ)

I-I-Core Balance Current Transformer (CBCT)

10mA – 1000mA IΔn, ±10% ukunemba kokuzwela

I-Ground Fault (GF)

Inzwa yamanje yesamba seVector

20-100% we-In, 0.1s-1.0s ukubambezeleka, indlela yebhalansi eyisisekelo

Ukuziqapha

Ukuhlolwa kobuqotho besekethe yangaphakathi

I-CBCT eqhubekayo kanye nokuqapha ikhoyili yohambo, ukuphuma kwe-alamu yephutha

Umkhakha Wezimboni

Isicelo Esiqondile

Imininingwane Ejwayelekile

Izikhungo Zedatha

Ukusabalalisa okuyinhloko, i-UPS bypass, ukuvikelwa kwebhasi-coupler

250A-500A, Uhlobo A, 300mA S-uhlobo olukhethiwe, 70kA Icu, inikwe amandla ukuxhumana

Izinsiza Zezempilo

Ukusatshalaliswa okuyinhloko kwesibhedlela, izinhlelo ze-IT zezokwelapha, izinkundla zemidlalo yaseshashalazini

100A-400A, Uhlobo A, 10mA/30mA ukuzwela okuphezulu, ukuqapha ukuzihlukanisa

Izitshalo Zokukhiqiza

Izikhungo zokulawula izimoto, imishini yokushisela, isivinini esishintshashintshayo

160A-500A, Uhlobo B (kuma-VFDs), 300mA, 50kA Icu, uhambo lwe-elekthronikhi

Izakhiwo Zokuhweba

Ukusabalalisa okuphezulu, izitolo ezinkulu, izikhumulo zezindiza

125A-400A, Uhlobo A, 100mA/300mA, 36kA Icu

Uwoyela Negesi / Osolwandle

Amapulatifomu angasogwini, izinsimbi zokumba, izinhlelo zamandla emikhumbi

250A-500A, Uhlobo A, 500mA, tropicalized (T2), ukumelana nokugqwala 

Isiteji

Imininingwane Yenqubo

Amaphuzu Okulawula Ikhwalithi

I-Toroidal Transformer Winding

I-nanocrystalline noma i-ferrite core ekwazi ukufinyeleleka kakhulu (µr > 10,000), ukujikajika okunembayo kwamawindi ayisisekelo (okudlula) kanye namawindi esibili (inzwa), i-vacuum impregnation

Ukuqinisekiswa kwejika lamandla kazibuthe, i-voltage yesibili ku-1 × IΔn ± 5%, ukumelana nokushisa > 100MΩ

Ukuhlanganiswa kwe-CBCT

Ukukhwezwa komgogodla we-toroidal kuzo zonke izikhondatha zesigaba/ezingathathi hlangothi, ukuvikela ngokumelene nezindawo zikazibuthe zangaphandle, ukuxhunywa kokudluliselwa kohambo/ugesi

Ukuhlolwa kwebhalansi ngokulayisha okungu-6×In (alukho uhambo oluyinkathazo), ukungavikeleki kuma-harmonics wesi-3

I-Residual Current Trip Mechanism

Ukudluliselwa kwe-polarized okuzwelayo (amandla ohambo angu-5-50mW) noma i-electronic MOSFET trigger, ukuhlangana komshini kubha yohambo enkulu

Ukuqinisekiswa kwamandla ohambo, isikhathi sokuphendula <20ms, ukuqina kwezinga lokushisa -25°C kuya +70°C

Ukukhiqizwa Kwekesi Elibunjiwe

I-BMC thermosetting plastic (DMC-2) umjovo wokubumba umjovo, 150-180°C ikhambi, ukumelana nokulandelela okuphezulu >600V

Ukubekezelela i-Dimensional ±0.1mm, amandla e-dielectric >15kV/mm, i-flame retardant UL 94 V-0

Umhlangano Oyinhloko Wokuxhumana

I-Silver-plated copper (AgNi 90/10) oxhumana nabo, izingalo ezenziwe ngomshini we-CNC, ezigqama emoyeni we-nitrogen

Ukumelana nokuxhumana <50μΩ, ukujiya kwesiliva 8-12μm (XRF), ubulukhuni HV 100-150

I-Electronic Trip Unit Programming

Ukuvikelwa kwe-LSIG+Δ okusekelwe ku-Microprocessor, ukulayishwa kwe-firmware, ukulinganisa ijika, ukusethwa kwephrothokholi yokuxhumana

±5% ukunemba kwamanje, ±10% ukunemba kwesikhathi, ukuqinisekiswa kwe-ZSI (Zone Selective Interlocking)

Ukuhlanganiswa Kokugcina Nokulinganisa

Ukuhlanganiswa kwesistimu yohambo lwe-thermal-magnetic noma ye-elekthronikhi enemojula yamanje eyinsalela, ukuhlangana komshini, indlela yokubamba

Kuhlanganiswe i-overcurrent + ukuqinisekiswa kohambo lokuvuza komhlaba, i-dielectric ukumelana ne-3kV/1min

Isakhi

Ukucaciswa Kwempahla

Amazinga Womphakeli

Izakhiwo Eziyinhloko

I-Toroidal Core (CBCT)

I-Nanocrystalline alloy (Finemet) noma i-Mn-Zn ferrite (PC40)

I-IEC 60404-8, JIS C 2531

Ukungena okuphezulu µr > 10,000, ukuphoqa okuphansi <2A/m, ukuminyana kokugeleza kwamanzi >1.2T

Izwa Intambo Yekhoyili

Intambo yethusi ene-enameled (0.05-0.1mm), Ikilasi F 155°C

I-IEC 60317

I-voltage ehlukanisiwe > 1kV, ukuguquguquka > 10× ububanzi, i-solderability 390°C

Ukudluliselwa Kohambo

I-polarized latching relay, ukuzwela 5-50mW

I-IEC 61810

Isikhathi sokuphendula <10ms, ukumelana nekhoyili 1-5kΩ, impilo yomshini > ukusebenza okungu-10⁶

Izindlu ezibunjiwe zekesi

I-BMC (Inhlanganisela Yokubumba Ngobuningi) DMC-2, ifayibha yengilazi iqinisiwe

I-IEC 60664-1, UL 94 V-0

Inkomba yokulandelela >600V, ukumelana nokushisa ngu-180°C, amandla okuthinta >8 kJ/m²

Oxhumana Nabo Abakhulu

Ikhopha ye-Electrolytic (Cu-ETP) + I-Silver-nickel plating (AgNi 90/10)

I-ASTM B152

I-Conductivity ≥100% IACS, ukumelana nokuguguleka kwe-arc, izakhiwo zokulwa nokushisela

I-Bimetallic Elements

Inhlanganisela yensimbi ye-Inconel/passivated (ASTM TM2)

I-ASTM B388

Izinga lokuchezuka 0.15-0.25mm/°C, ukuzinza kwesikhathi eside ±3%, ukumelana nokunyakaza

Izingxenye Ze-elekthronikhi

Ama-PCB ebanga lezimboni, izinzwa ze-Hall-effect, ama-ARM Cortex-M4 processors

I-IEC 60721-3-3, IEC 61000

Izinga lokushisa lokusebenza -25°C kuya +70°C, i-EMC immunity Level 4, SIL 2 iyakwazi

Amatheminali

I-T2 yethusi (C11000) ene-tin plating (8-12μm)

I-ASTM B187/B16

Ukuminyana kwamanje 1.2-1.5 A/mm², i-torque imelana no-5-15Nm, ukumelana nokugqwala

I-Operating Mechanism

Insimbi yasentwasahlobo (SWOSC-V) noma insimbi engagqwali (301)

I-JIS G 3560

Impilo yokukhathala > imijikelezo engu-20,000, amandla e-tensile 1800-2000MPa, ukuphumula <5%

Okujwayelekile

Ububanzi

Izilinganiso Ezisebenzayo

I-IEC 60947-2 Isijobelelo B

Ama-Circuit-breakers afaka ukuvikelwa kwamanje okuyinsalela (CBR)

I-Industrial CBRs >80A, ukuvikelwa okuphelele

EN 60947-2

Inguqulo yaseYurophu evumelanisiwe ye-IEC 60947-2

Ukumakwa kwe-CE, ukuthobela imakethe ye-EU

I-GB/T 14048.2

Ukulingana okujwayelekile kwezwe laseShayina

Isitifiketi se-CCC, imakethe yaseChina

Isigaba sokuhlola

Ukuhlolwa Okuthize

Imibandela Yokwamukela

Ukusebenza Kwamanje Okusele

Isikhathi sokuhamba ngo-1×IΔn, 2×IΔn, 5×IΔn

≤300ms, ≤150ms, ≤40ms (ngokuphazima kweso); Uhlobo lwe-S: ≤500ms, ≤200ms, ≤150ms

Okungahambi ku-0.5×IΔn

Alukho uhambo lwesikhathi sokulibaziseka esilinganiselwe esingu-2×

I-Surge current ukumelana (8/20μs, 3kA)

Alukho uhambo oluyinkathazo, Uhlobo A: 250A impulse, Type F: 1000A, Type B: 3000A

Ukuvikelwa Kwamanje

Ukunyuka kwezinga lokushisa kulinganiselwe ku-In

Amatheminali ≤80K, ikesi ≤40K

Ukuphulwa kwe-Short-circuit (Icu/Ics)

Imisebenzi emi-3, ukuphazamiseka okuyimpumelelo, ukululama kwe-dielectric

Ukuqinisekiswa kwejika lohambo (L-S-I)

±10% ukunemba kwamanje, ±20% ukunemba kwesikhathi

Izakhiwo zeDielectric

I-Power-frequency ukumelana (2.5kV-3.5kV/1min)

Akukho ukuhlukana, akukho flashover

I-Ipulse ukumelana (8kV 1.2/50μs)

Akukho ukukhipha okuphazamisayo

Mechanical & Environmental

Ukukhuthazela ngomshini (10,000-20,000 imijikelezo)

<5% ipharamitha drift, akukho ukwehluleka

Ukuzivikela kwe-EMC (uchungechunge lwe-IEC 61000-4)

Akukho ukuphazamiseka okuvela ekuphazamisekeni kwemisebe/okwenziwe 

Okubalulekile

Izinto Zokuhlola

Uhlelo lwesampula

Izisetshenziswa

I-Toroidal cores

I-magnetic permeability, i-saturation flux, ukulahlekelwa okuyinhloko

Iqoqo ngalinye, ukuhlolwa kwejika le-B-H

I-B-H analyzer, i-impedance analyzer

Intambo yokuzwa

Ububanzi, ukujiya kwe-insulation, i-voltage yokuphuka

I-AQL 0.65

I-Micrometer, i-dielectric tester

I-BMC plastic compound

Okuqukethwe kwengilazi, i-viscosity, izici zokwelapha, inkomba yokulandelela

Iqoqo ngalinye, ukuhlolwa kwe-COA +

I-Rheometer, i-DSC analyzer, amathuluzi okuhlola okulandela umkhondo

Isixazululo se-Silver Plating

Ukugxila kwensimbi, i-pH, ukungcola

Ukuqapha kwansuku zonke

I-spectrometer yokumuncwa kwe-athomu

Izingxenye ze-elekthronikhi

Ukuhlolwa komsebenzi, ukuqinisekiswa kwepharamitha, inguqulo ye-firmware

100% AOI, 5% ukusebenza

Imitha ye-LCR, i-oscilloscope, ukuskena komngcele

Isiteshi

Lawula Amapharamitha

Imvamisa

Indlela

I-Toroidal transformer winding

Ishintsha isilinganiso, i-inductance, ukumelana nokufakwa kwe-insulation

Wonke amayunithi

Imitha ye-LCR, i-insulation tester

Umhlangano we-CBCT

Ukuhlolwa kwebhalansi ngomthwalo olinganiselwe, ukungatheleleki kuma-harmonics

Njalo ngamayunithi ayi-100

Ukuhlolwa komjovo okuyisisekelo, ijeneretha ye-harmonic

Ukulinganisa kwamanje okusele

Umkhawulo wohambo e-IΔn, isikhathi sokuphendula, okungelona uhambo ngo-0.5×IΔn

Wonke amayunithi

Isihloli se-RCD esizenzakalelayo (i-0.5-1000mA ehlelekayo)

Umhlangano oyinhloko wokuxhumana

Igebe lokuxhumana, ingcindezi, ukuqondanisa, ukumelana

Njalo ngamayunithi ayi-100

I-gauge yokuphoqelela, i-micro-ohmmeter

Ukuhlanganiswa kokugcina

Kuhlanganiswe i-overcurrent + ukuqinisekiswa kohambo lokuvuza komhlaba

Wonke amayunithi

Ibhentshi lokuhlola elihlanganisiwe (umjovo oyinhloko + ukulingisa ukuvuza)

Into yokuhlola

Okujwayelekile

Usayizi Wesampula

Isikhathi sohambo samanje esisele

1×IΔn, 2×IΔn, 5×IΔn nge-IEC 61008/61009

100%

Ukuhlolwa okungelona uhambo ku-0.5×IΔn

2 × isikhathi sokulibaziseka esilinganiselwe

100%

Ijika lohambo lwamanje

1.05×In, 1.25×In, 5×In, 10×In

100%

I-Dielectric ukumelana ne-voltage

2.5kV AC/1min

100%

Ukumelana ne-insulation

>100MΩ @ 500V DC

100%

Xhumana nokumelana

<50μΩ isigxobo ngasinye

100%

Ukuqinisekiswa kwe-torque

Ukuqiniswa kwetheminali ngokwencazelo ngayinye

100%

Ukuhlola okubonakalayo nobukhulu

Amaphutha ayiziro kubukhulu obubucayi

100%

Imaka unaphakade

Ukusula i-solvent, ukuhlolwa kwe-abrasion

I-AQL 1.0

Ubuqotho bokupakisha

Ukuhlolwa kokudedela, ukudlidliza (ISTA 3A)

Ngamunye 

Isigaba Sezisetshenziswa

Ukucaciswa komshini

Umsebenzi

Amandla

Toroidal Winding Machines

I-toroidal winding ezenzakalelayo enokulawula ukungezwani

I-CBCT primary/secondary winding, ukunemba kwesendlalelo

5,000 ama-transformer/ngosuku

I-Core Annealing Furnace

I-vacuum annealing ene-nitrogen emoyeni

Ukwelashwa kokushisa okuyisisekelo kwe-Nanocrystalline, ukukhululeka kwengcindezi

2,000 cores/inqwaba

Ukubunjwa komjovo

300-tons BMC thermosetting press

Izindlu ze-CBR, i-arc chute, amabhlogo wetheminali

3,000 amacala/ngosuku

CNC Machining

5-eksisi isikhungo semishini eqondile

Ukunemba komshini wokuxhumana, amajiyometri ayinkimbinkimbi

8,000 amasethi othintana naye/ngenyanga

Ukwelashwa Okungaphezulu

I-automated silver plating line

I-plating yokuxhumana 8-12μm, ukufana kogqinsi ±1μm

4,000 kg/ngosuku

Umhlangano

Amaseli okuhlanganisa abasebenzi

Ukuhlanganiswa kwe-Mechanism, ukuhlanganiswa kwe-CBCT, ukulinganisa

1,500 amayunithi / ngosuku umugqa ngamunye

Izisetshenziswa zokuhlola

Ibhentshi lokuhlola elihlanganisiwe le-CBR

I-overcurrent ehlanganisiwe + ukuqinisekiswa kwamanje okuyinsalela

300 amayunithi / ihora

Igumbi lokuhlola le-EMC (3m/10m, Teseq)

Ukuhlolwa kokugomela/ukukhishwa kwe-emission kumayunithi kagesi

50 amayunithi / ngosuku

Isigaba somkhiqizo

Amandla Wanyanga zonke

Isikhathi Esijwayelekile Sokuhola

Amandla Woku-oda Okuphuthumayo

I-CBR 4P (16A-125A)

10,000 amayunithi

4-5 amaviki

Izinsuku ezi-3 (izingxenye zesitoko)

I-CBR Industrial (160A-400A)

8,000 amayunithi

4-5 amaviki

5 izinsuku

I-CBR Heavy Industrial (630A-800A)

3,000 amayunithi

4-5 amaviki

izinsuku ezingu-7

Ukulungiselela ngokwezifiso (i-IΔn ekhethekile, amajika)

Isisekelo sephrojekthi

5-6 amaviki

2 amasonto

Umnyango

Abasebenzi

Uchwepheshe

Izibopho

Ubunjiniyela be-R&D

5 onjiniyela

Ubuchwepheshe bamanje obusalelayo, idizayini yezinzwa kazibuthe, amasistimu ashumekiwe, amandla kagesi

Ukuthuthukiswa okusha kwe-CBR, uhlobo olusha lwe-B/F/B+, iphothifoliyo yelungelo lobunikazi (amalungelo obunikazi angama-40+)

Ubunjiniyela Bezinqubo

18 onjiniyela

Ukukhiqizwa kwe-Toroidal transformer, ukubumba kwe-BMC, ukuhlanganiswa okunembayo, ukukhiqiza okuthambile

Ukuthuthukiswa kokukhiqiza, imibhalo ye-SOP, ukuthuthukiswa kwesivuno (>99.5%)

Ukuhlola Nokuqinisekisa

15 onjiniyela

Ukuhlolwa kwamanje okuphezulu, ukulingiswa kwamanje okusele, i-EMC, ukuhlolwa kwemvelo

Uhlobo lokuxhumanisa ukuhlola (IEC 60947-2 Annex B, IEC 61008/61009), ukuhlaziywa kokwehluleka

Ubunjiniyela bohlelo lokusebenza

10 onjiniyela

Ukuxhumana okukhethiwe, izikimu zokuvikela ukuvuza komhlaba, izinhlelo zokusebenza ze-EV/ezivuselelekayo

Ukwesekwa kobuchwepheshe bekhasimende, izifundo zokucwasa, ukugunyazwa kwesayithi

Ukuqinisekisa ikhwalithi

30 ochwepheshe

ISO 9001, ISO 14001, ukulawulwa kwenqubo yezibalo, ilabhorethri ye-metrology

Ukucwaningwa kwabahlinzeki, ukuhlolwa kwenqubo, isenzo sokulungisa, ukuphathwa kokulinganisa 

Isitifiketi

Umzimba Wokukhipha

Ububanzi

Ukuba semthethweni

ISO 9001:2015

ZHONGDA HUAYUAN

Uhlelo lokuphatha ikhwalithi

Ukuqapha konyaka

Ukuhlolwa kohlobo lwe-IEC 60947-2 Isijobelelo B

I-EUR

Ukusebenza kwezimboni ze-CBR

Ngochungechunge lomkhiqizo ngamunye

CE Ukumaka

Umzimba Owazisiwe

Ukufinyelela emakethe ye-EU

Kuncike kumklamo

I-CCC (China)

I-CQC

Isitifiketi esiyimpoqo saseShayina

Ukuqinisekiswa kweminyaka emi-5

Uhlelo lwe-CB

IECEE

Isitifiketi samazwe ngamazwe

Ngochungechunge lomkhiqizo ngamunye