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AC SPD WPX-MPA40-385/1+N

AC SPD WPX-MPA40-385/1+N
Product Name:AC SPD WPX-MPA40-385/1+N
Product introduction:WPX-MPA40-385/1+N surge protective device is for protecting low-voltage consumer’s installations against indirect lightning discharges and is to be installed in LEPM zone: LPZ1 - LPZ2 as per IEC 62308.
Product application:It is suitable for being used in TT, TN-S, and low voltage AC distribution system and provides B class surge protection for three phase power supplies.
Phone number:+86-731-88650578
Contact E-mail:service@hnwpx.com
  • CLASS C AC 40KA 385V surge suppressor detail
    Intensity of Remote Signalling Alarm Contact

    Failure indication and centralized remote signalling alarm dry contacts;

    High discharge capacity and low residual voltage;

    Over-temperature protection;

    IP20, UL94 V0

  • Model Number

    MPA40-385/1+N

    Art No.

    921 203

    SPD according IEC 61643-1

    Class Ⅱ

    SPD according EN 61643-11

    Type 2

    Operating Temperature Range

    -40℃80℃

    Relative Humidity

    ≤95%(25℃)

    Atmospheric Pressure

    86106kPa

    Working Frequency

    50/60Hz

    Rated Working Voltage Uo      

    230V/400V~

    Max Continuous Operating Voltage UcL-N   

    385V~

    Mode of protection

    L-N/,N-PE

    Nominal Discharge Current In(8/20μs)L-N     

    20kA

    Max Discharge Current Imax (8/20μs)L-N 

    40kA

    Voltage Protection Level Up(L-N) 

    ≤1.8kV

    Response Time tA (L-N)

    ≤25ns

    Response Time tA (N-PE)

    ≤100ns

    Max. mains-side Overcurrent Protection

    125A(gL/gG)

    Cross sectional area for wiring terminal connected to conductor

    Stranded425mm²
    Solid Wire435mm²

    Max. Cross-sectional Area For Remote Signaling Interface

    1.5mm²

    Intensity of Remote Signalling Alarm Contact

    AC250V/ 0.75A 

    125V/ 3A    
    DC30V/ 2A

    Torque: wiring terminal/remote signaling interface

    2.5Nm/0.25Nm

    Enclosure material

    PBTV-0

    Degree of protectionIP code

    IP20

    Mounting

    DIN35mm rails

    Weight

    385±5g

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Company Profile

Hunan WPX Communication Technology Co., Ltd (short for WPX) was established in August 2009, specialized in manufacturing surge protective device. Our Products are widely used in communication, electric power, finance, transportation, petrochemical, security monitoring, weather and PV, radio and television, and other fields. We have our R&D department, processing workshop, sales and after-sale service team, and have built more than 2000 square meters production base.

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