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3 Phase Electrical Changeover Switch 50A 7 Position On - Off Combination

Categories Rotary Changeover Switch
Brand Name: OEM
Model Number: LW31-50/4
Certification: CE,TUV
Place of Origin: CHINA
MOQ: 500pcs
Payment Terms: T/T, Western Union, L/C
Supply Ability: 3000PCS/Week
Delivery Time: 20 days and depends on ordering quantity
Packaging Details: Each unit packed in a individual box,100pcs/CTN
Max. Current: 50A
Max. Voltage: 440V
Rated voltage AC: 110V,220V,440V,500V,690V
Rated Current AC: 20A,25A,32A,50A,75A
Number Of Sections: 4
Position: 7
Material: ABS+ Brass+ silver contact
Transform angle: 30°/45°/60°/90°
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    3 Phase Electrical Changeover Switch 50A 7 Position On - Off Combination

    LW31 series Rotary Changeover Switch Cam Switch

    Description:

    LW31 series Rotary Changeover Switches applied to Complete electrical switchgear and Three-phase asynchronous motor load start shift steering; For using as main circuit and auxiliary circuit conversion. It’s a good substitution for other cam switches

    General Features:

    1. Wide range of function for switching, it has 20A,25A,32A,50A,75A
    2. Capability for switching of resistive, or inductive, or mixed loads.
    3. The most economical way for switching electrical loads.
    4. Made of the best materials with high mechanical, electrical and thermal resistance.
    5. Double-break bimetallic contacts made of silver alloy and Copper.
    6. Terminals with screws provided with cable clamp.
    7. Fast and easy installation and wring.
    8. Capability to produce special Cam Switches based on customer requirements.

    Advantage:

    1. LW31 series Rotary Changeover Switches have the characteristics of small size, multi-function, compact structure, exquisite material selection, good insulation, flexible conversion operation, safety and reliability, and novel appearance.
    2. LW31 series Rotary Changeover Switches have many different types of operation handle to choose by customer(“R”,”I” types)
    3. LW31 series Rotary Changeover Switches can produce transform angle: 30°/45°/60°/90°

    Technical parameters

    Description
    LW31-20
    LW31-25
    LW31-32
    LW31-50
    LW31-75
    Rated thermal currentITH
    A
    20
    25
    32
    50
    75
    Rated working voltageUe
    V
    110220
    440
    110220440500
    690
    110220440500
    690
    110220440500
    690
    110220440500
    690
    Rated working currentLe
    AC-21A
    A
    20
    25
    32
    50
    70
    AC-22A
    A
    16
    20
    32
    40
    63
    DC-20
    A
    20
    25325075
    power
    P
    AC-23A
    KW
    5
    7.5
    7.511
    15
    1118.5
    22
    1522
    30
    18.530
    37
    AC-3
    KW
    4
    5.5
    5.57.5
    11
    7.515
    18.5
    1118.5
    22
    1522
    30
    AC-4
    KW
    2.2
    3
    2.24435.55.55.57.597.51115
    DC-23
    KW
    0.771.222.222.23648


    Mechaical life
    Mechanical life without load:0.3×106 times,operation frequency is 120 times/h.
    Mechanical life with load:0.6×104 times operation frequency is 120 times/h.




    DescriptionDimensions(mm)Installation(mm)
    ACHLED1D2SFGD3T
    LW31-20□54Φ443825+12n32Φ9.5Φ3.21.535Φ45Φ4.56
    LW31-20□72Φ443825+12n32Φ9.5Φ3.21.558Φ45Φ4.56
    LW31-25□72Φ593625+13n33Φ9.5Φ3.21.558Φ64Φ4.56
    LW31-25□105Φ595323+13n33Φ9.5Φ3.21.585Φ64Φ4.56
    LW31-32□72Φ593623+18n33Φ9.5Φ3.21.558Φ64Φ4.56
    LW31-32□105Φ595323+18n33Φ9.5Φ3.21.585Φ64Φ4.56
    LW31-50□105Φ805334+18n46Φ13Φ5.3385Φ90Φ5.58
    LW31-75□105Φ805334+27n46Φ13Φ5.3385Φ90Φ5.58


    Normal working conditions:

    1. Working temperature: -25°C~+40°C;the average temperature mustn’t be pass 35°C

    2. Working height: ≤2,000m

    3. Relative humidity: ≤50% with highest temperature +40°C,but allow higher humidity with low temperature less than 40°C.(eg. humidity 90%----teperature20°C)

    Classification

    1. Classified by utilization, control and load switch.
    Motor switch Control switch

    2. Classified by Applications
    Complete electrical switchgear;Three-phase asynchronous motor load start shift steering;Used as main circuit and auxiliary circuit conversion

    Further information:


    1. Plastics materials: all raw materials are brand-new and second-hand materials are forbidden. Furthermore some of them are supplied by super branding companies like DSM, Mitsubishi.


    2. There is just one level of quality as A in MEIHENG and we are aim to provide the excellent articles to our clients and help them gain more market shares.


    3. ODM: we are providing ODM services to the super companies (more than 15) who are top-10 electrical industrial companies in their country. Just show us your ideas and we will present a solution.


    Quality 3 Phase Electrical Changeover Switch 50A 7 Position On - Off Combination for sale
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