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    參數(shù)資料
    型號: 78227-940
    元件分類: 開關(guān)
    英文描述: TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED
    文件頁數(shù): 2/7頁
    文件大小: 525K
    代理商: 78227-940
    APEM
    www.apem.com
    A-79
    12000X778 series
    High performance toggle switches - threaded bushing 11,9 (15/32)
    Specifications
    A
    MATERIALS
    Case : diallylphthalate (DAP)
    with plastic external shell
    (epoxy sealed)
    Actuator : brass, black chrome
    plated
    Bushing : brass, black chrome
    plated
    Contacts : solid rivet -
    gold plated silver/nickel alloy
    ELECTRICAL SPECIFICATIONS
    Max. current/voltage rating with resistive load : 2A 250VAC - 4A 125VAC - 4A 28VDC
    Minimum load : 10mA 50mV, 10A 5VDC
    When used above 300mA 28VDC, the gold plating is removed on contact areas and is considered only as a protection
    against oxidation during storage.
    Initial contact resistance : 10 m max.
    Insulation resistance : 1.000 M min. at 500VDC
    Dielectric strength :
    1.000 Vrms 50 Hz min. between terminals
    2.000 Vrms 50 Hz min. between poles
    2.000 Vrms 50 Hz min. between terminals and frame
    Contact bounce : 2 ms max.
    Electrical life :
    - At 2A 250VAC - 4A 28VDC :
    20.000 cycles (10.000 for functions 5, 4-1R, 4-2R)
    - At low level (50mV 10mA) :
    150.000 cycles (switches with 2 maintained positions)
    100.000 cycles (switches with 3 maintained positions)
    50.000 cycles (momentary functions 7, 8, 4-1R, 4-2R, 5)
    GENERAL SPECIFICATIONS
    Torque : 1,50 Nm (1.10 Ft.lb) max. applied to nut
    Panel thickness : 8 mm (.314) max. - 3 mm (.118) min.
    Shock test : 50g - 11ms (IEC 68-2-27)
    Vibrations : 10-500 Hz - 10g (IEC68-2-6)
    Operating temperature : -40°C to +85°C
    Humidity test : 56 days, 93 % R.H., 40°C (IEC 68-2-3)
    Salt spray test : 96 hours (IEC 68-2-11)
    APPROVALS
    Many models within this range have full CECC approval and are marked
    CECC. Please consult factory for list of approved models.
    SEALING
    Front panel sealing by two O-rings
    Flatted bush for precise orientation
    Panel seal withstands 1 bar pressure and
    remains sealed even when the switch is operated.
    Epoxy sealed terminals
    Splash-proof case
    Flat
    O-rings
    Amps
    4 A
    2 A
    10A
    5 VDC
    28 VDC
    125 VAC
    250 VAC
    Volts
    50 mV
    10mA
    48 VDC
    1 A
    1
    相關(guān)PDF資料
    PDF描述
    78253-0002 TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED
    78253-0004 TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED
    78253-0006 TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED
    78253-0008 TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED
    78253-0010 TOGGLE SWITCH, DP3T, MOMENTARY, 4A, 28VDC, PANEL MOUNT-THREADED
    相關(guān)代理商/技術(shù)參數(shù)
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