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    Electronic Circuit Breakers

    Electronic circuit breakers are automatically operated electrical switches that are designed to protect an electrical circuit from damage. They cut off a circuit whenever the current jumps above a safe level.

    How electronic circuit breakers work

    Electronic circuit breakers prevent an overload or short circuit. Their basic function is to keep an electrical system running safely by interrupting the flow of current when a fault is detected. They do this by a combination of active electronic current limitation in the case of a short circuit and an overload deactivation.

    Why electronic circuit breakers are important

    In homes, there's usually a main electronic circuit breaker that protects the whole system, plus smaller circuit breakers built into many domestic appliances such as washing machines, tumble dryers and air-conditioning systems.

    Without circuit breakers (or the alternative, fuses), household electricity would be impractical because of the potential for fires and other issues resulting from simple wiring problems and equipment failures. Compared to fuses, which only work once and then require replacment, circuit breakers can be used over and over again.

    3401 產品顯示為 Electronic Circuit Breakers

    Better World
    • RS庫存編號 160-268
    • 製造零件編號 3RV2411-0DA15
    HK$1,111.60
    Siemens
    SIRIUS
    3RV2
    3
    320mA
    100 kA
    -
    -
    DIN Rail Mount
    -
    -
    -
    Alternative materials, Extended product life, Saves energy
    Yes
    • RS庫存編號 259-3579
    • 製造零件編號 1SDA071557R1
    HK$99,498.35
    ABB
    Emax2
    Ekip G Touch LSIG
    4
    1kA
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Better World
    • RS庫存編號 259-3018
    • 製造零件編號 1SDA070869R1
    HK$80,561.03
    ABB
    Emax2
    Ekip Hi-Touch LSI
    3
    1.6kA
    -
    -
    -
    -
    -
    -
    -
    Designed for disassembly
    Yes
    Better World
    • RS庫存編號 160-729
    • 製造零件編號 3RV2311-0KC20
    HK$869.40
    Siemens
    SIRIUS
    3RV2
    3
    1.25A
    100 kA
    -
    -
    DIN Rail Mount
    -
    -
    -
    Alternative materials, Extended product life, Saves energy
    Yes
    Better World
    • RS庫存編號 160-760
    • 製造零件編號 3RV2411-0EA20
    HK$913.70
    Siemens
    SIRIUS
    3RV2
    3
    400mA
    100 kA
    -
    -
    DIN Rail Mount
    -
    -
    -
    Alternative materials, Extended product life, Saves energy
    Yes
    Better World
    • RS庫存編號 259-3004
    • 製造零件編號 1SDA070841R1
    HK$47,932.68
    ABB
    Emax2
    Ekip Dip LI
    3
    1.25kA
    -
    -
    -
    -
    -
    -
    -
    Designed for disassembly
    Yes
    Better World
    • RS庫存編號 160-757
    • 製造零件編號 3RV2421-4DA20
    HK$1,365.90
    Siemens
    SIRIUS
    3RV2
    3
    25A
    4 kA
    -
    -
    DIN Rail Mount
    -
    -
    -
    Alternative materials, Extended product life, Saves energy
    Yes
    毎盒:10 个
    HK$409.30
    Weidmüller
    -
    AMG MD
    4
    12A
    -
    24V
    -
    DIN Rail Mount
    6.1mm
    96.5mm
    125mm
    -
    -
    • RS庫存編號 303-307
    • 製造零件編號 787-3861/050-000
    HK$367.60
    WAGO
    -
    787
    1
    500mA
    -
    24V
    -
    DIN Rail
    -
    -
    -
    -
    -
    • RS庫存編號 259-3459
    • 製造零件編號 1SDA071412R1
    HK$54,492.01
    ABB
    Emax2
    1SDA07
    4
    1kA
    -
    -
    -
    -
    -
    -
    -
    -
    -
    HK$1,415.85
    Schneider Electric
    Resi9
    R9PS
    -
    63A
    -
    -
    Type C
    Clip-On
    -
    -
    -
    -
    -
    Better World
    • RS庫存編號 259-3039
    • 製造零件編號 1SDA070894R1
    HK$46,726.84
    ABB
    Emax2
    Ekip Touch LI
    3
    800A
    -
    -
    -
    -
    -
    -
    -
    Designed for disassembly
    Yes
    Better World
    • RS庫存編號 259-3104
    • 製造零件編號 1SDA070957R1
    HK$87,408.35
    ABB
    Emax2
    Ekip G Touch LSIG
    3
    1.25kA
    -
    -
    -
    -
    -
    -
    -
    Designed for disassembly
    Yes
    • RS庫存編號 559-691
    • 製造零件編號 PLSM-C40/3N-MW
    HK$973.35
    Eaton
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    • RS庫存編號 401-716
    • 製造零件編號 PISA11.410
    HK$669.09
    PULS
    -
    PISA11
    4
    20A
    -
    24V
    -
    Wall Mount
    -
    -
    -
    -
    -
    Better World
    • RS庫存編號 259-3041
    • 製造零件編號 1SDA070897R1
    HK$84,630.86
    ABB
    Emax2
    Ekip G Touch LSIG
    3
    800A
    -
    -
    -
    -
    -
    -
    -
    Designed for disassembly
    Yes
    Better World
    • RS庫存編號 259-3153
    • 製造零件編號 1SDA071008R1
    HK$91,329.31
    ABB
    Emax2
    Ekip Hi-Touch LSI
    3
    1.6kA
    -
    -
    -
    -
    -
    -
    -
    Designed for disassembly
    Yes
    • RS庫存編號 432-920
    • 製造零件編號 NLJF36600M38XTW
    HK$94,612.11
    Schneider Electric
    PowerPact
    NLJF
    -
    600A
    240 V
    -
    Type C
    DIN Rail
    -
    -
    -
    -
    -
    Better World
    • RS庫存編號 259-3232
    • 製造零件編號 1SDA071110R1
    HK$154,067.12
    ABB
    Emax2
    Ekip G Hi-Touch LSIG
    3
    2kA
    -
    -
    -
    -
    -
    -
    -
    Designed for disassembly
    Yes
    Better World
    • RS庫存編號 259-3167
    • 製造零件編號 1SDA071028R1
    HK$99,825.24
    ABB
    Emax2
    Ekip Hi-Touch LSI
    3
    2kA
    -
    -
    -
    -
    -
    -
    -
    Designed for disassembly
    Yes
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