Li-Circuit Breakers li Hlalositsoe: Tšireletso, Khethollo, le Tšebeliso
Circuit Breaker ke eng?
Li-circuit breaker ke lisebelisoa tsa bohlokoa tsa ts'ireletso tse sebelisetsoang ho itšeha ka bohona lipotoloho tse fosahetseng lits'ebetsong tsa motlakase. Mesebetsi ea bona ea mantlha e kenyelletsa ts'ireletso ea boima bo feteletseng, ts'ireletso ea potoloho e khuts'oane, le ho itšehla thajana ka motlakase.
Li-circuit breakers li arotsoe ka kopo ho Nyenyane (MCB), Molded Case (MCCB), Air (ACB), Vacuum (VCB), le Residual Current (RCCB/RCBO) mefuta.
Ba sebetsa ka thermal (ho tlōlisa) le makenete (nako e khuts'oane) mekhoa ea ho khoptjoa bakeng sa ho kgaola kapele.
Ho tsamaiso ea likoloi, li-breakers li sebetsa e le li-switches tse ka sehloohong tsa tšireletso, ho sebetsa hammoho likhokahano (bakeng sa taolo e hole) le li-relays tsa mocheso (bakeng sa ts'ireletso ea boima bo feteletseng).
Khetho lokela ho nahana rated hajoale, matla a ho senya, palo ea palo, le mothinya o khopang (mohl., mofuta oa C bakeng sa tšireletso e tloaelehileng ea motlakase) ho nyallana mojaro le tsamaiso li hloka ka nepo.
Likarolo tse ka Sehloohong tsa Sisteme ea Sekhahla sa Potoloho
Din Rail Breaker
DIN rail circuit breaker ke li-circuit breakers tse kentsoeng liporong tsa DIN, tse sebelisoang hangata mabokoseng a kabo, a nang le sebopeho se kopaneng le ho kenya habonolo. Li sebelisoa haholo bakeng sa ts'ireletso ea motlakase malapeng le liindasteri.
Lipalo: 1P, 2P, 3P, 4P
E Entsoe Hajoale (Ho): 6A - 125A
Ho Fetola Bokhoni (Icn): 4.5kA - 25kA (ka IEC/EN 60898)
Rated Voltage (Ue): 230V-400V AC (e le 'ngoe / mekhahlelo e meraro) | 24V-60V DC
Sebopeho sa Tripping: Mofuta oa C (mejaro e akaretsang), Mofuta oa D (moroalo o phahameng oa inrush), Mofuta oa K (o ikhethileng ka koloi)
Mofuta oa Terminal: Screw clamp terminals/ Ditheminale tse tletseng selemo
Molded Case Circuit Breakers
Li-case circuit breaker li sebelisoa bakeng sa tšireletso ea hajoale le e phahameng (joalo ka kabo ea matla a indasteri). Khetla e entsoe ka thepa e sireletsang tšireletso ea motlakase le arc flash. E loketse lisebelisoa tse phahameng tsa matla le tšireletso e kholo ea matla.
Lipalo: 3P, 4P
E Entsoe Hajoale (Ho): 100A - 6300A
Ho Fetola Bokhoni (Icu/Ics): 25kA - 200kA (IEC 60947-2)
Rated Voltage (Ue): 400V-690V AC (50/60Hz) | 250V-1000V DC
Sebopeho sa Tripping: Thermal-Magnetic (Fixed) / Adjustable Electronic (Tsireletso ea LSI)
Mofuta oa Terminal: Keno ea Cable e ka Pele / Ka morao, Li-terminals tsa Lug
Motor Protection Circuit Breakers
Li-circuits tsa ts'ireletso ea likoloi li etselitsoe li-motors ka ho khetheha ho thibela boima bo feteletseng, potoloho e khuts'oane le tahlehelo ea karolo. Hangata li sebelisoa ka lik'habote tsa taolo ho sireletsa likoloi ka ho toba.
Lipalo: 3P, 4P
E Entsoe Hajoale (Ho): 0.4A - 630A
Ho Fetola Bokhoni (Icu/Ics): 10kA - 150kA (IEC 60947-2)
Rated Voltage (Ue): 400V-690V AC (50/60Hz) | 24V-250V DC
Mesebetsi ea Tšireletso: Ho jara ka ho Fetisisa, Potoloho e Khutšoane, Tahlehelo ea Mokhahlelo, Ho se leka-lekane ha Phase, Tšireletso ea Rotor e notletsoeng
Phetoho ea leeto: Thermal-Magnetic/Electronic
Laola Voltage: 24V-240V AC/DC (Ho ikhethela bakeng sa Phallo ea Shunt/Tlhahiso e Tlas'a Voltage)
Mofuta oa Terminal: Spring Clamp / Screw Terminal
Air Breaker
Li-air circuit breakers li sebelisoa maemong a phahameng a hona joale (joalo ka li-switches tse kholo ka likamoreng tsa kabo), 'me mochine oa ho tima arc ke moea. Li loketse lisebelisoa tse phahameng tsa indasteri le tšireletso ea tsamaiso ea libese.
Lipalo: 3P, 4P
E Entsoe Hajoale (Ho): 800A - 6300A
Ho Fetola Bokhoni (Icu/Ics): 50kA - 200kA
Rated Voltage (Ue): 400V-690V AC (50/60Hz) | 250V-1500V DC
Mesebetsi ea Tšireletso: Keketseho e fetelletseng, Potoloho e Khutšoane, Phoso e Fapaneng, Tlhahlobo ea Arc Flash
Yuniti ya Maeto: E Thehiloe ho Microprocessor (E ka feto-fetohang L, S, G, I 2 t, Khetho ea Zone)
Laola Voltage: 24V-48V DC / 110V-440V AC (E kopantsoe bakeng sa Shunt / Undervoltage Release)
Mofuta oa Terminal: Khokahano ea Busbar e otlolohileng / e Emeng
DC Breaker
Li-circuit tsa DC li sebelisoa lipotolohong tsa DC (tse kang litsamaiso tsa letsatsi, likoloi tsa motlakase). Li entsoe ka tsela e fapaneng le li-circuit breaker tsa AC 'me li etselitsoe ho khaola DC hona joale.
Lipalo: 1P (palo e le 'ngoe), 2P (palo e habeli)
E Entsoe Hajoale (Ho): 16A - 4000A
Rated Voltage (Ue): 60V-1500V DC (e tšehetsa mefuta e phahameng ea motlakase ea lisebelisoa tsa photovoltaic)
Ho Fetola Bokhoni (Icu): 10kA-50kA (ha motlakase ≤500V DC) | 5kA-20kA (ha voltage> 500V DC)
Ho tima Arc: Moralo oa ho tima arc ea matla a makenete | Ho tima arc ea vacuum
Sebopeho sa Tripping: Fixed thermal magnetic tripping | Phetoho ea elektronike e feto-fetohang
Tlhophiso ea Polarity: Polarity e le 'ngoe / Bipolarity
Mofuta oa Terminal: Screw terminal/Plug-in modular terminal
Smart Breaker
Li-circuit breakers tse nang le taolo e hole, ho beha leihlo, taolo ea matla le mesebetsi e meng. E sebelisoa hangata litsamaisong tse bohlale tsa kabo ea matla, e ka laolang le ho beha leihlo tšebeliso ea matla ka nako ea nnete ka mehala ea cellular kapa litsamaiso.
Palo ea lipalo (Lipalo): 1P, 2P, 3P, 4P
E reiloe hajoale (Ka): 6A - 630A
Ho senya matla (Icu): 10kA - 100kA (e tšehetsa ho robeha ha motsoako oa AC / DC)
Matla a lekantsoeng (Ue): 120V-400V AC (e le 'ngoe / mekhahlelo e meraro) | 48V-1000V DC
Protocol ea puisano: Wi-Fi, Bluetooth, Zigbee, LoRaWAN, Modbus TCP, EtherCAT
Mosebetsi oa ho beha leihlo: Tekolo ea nako ea 'nete ea hajoale/voltage/matla, ho utloa mocheso, ho lekanya matla (kWh, PF, THD)
Mosebetsi oa ts'ireletso: Ho jara, potoloho e khuts'oane, ho lutla (30mA-3A e ka fetolehang), phoso ea arc (AFCI), overvoltage / undervoltage, ho se leka-lekane ha mekhahlelo
Mokhoa oa ho laola: Ts'ebetso ea matsoho ea lehae, taolo e hole ea APP, khokahano ea sebaka se ikemetseng (IFTTT), kopanyo ea API
Ho rekota lintlha: Lethathamo la liketsahalo (ho fihla ho 1000), nalane ea tšebeliso ea matla (lipalo-palo ka letsatsi/khoeli/selemo), ho ts'oaroa ha maqhubu a fosahetseng
Litheminale: Li-terminals tsa li-clamp / screw terminals