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AC SPD WPX-MPA120-385/3+N

AC SPD WPX-MPA120-385/3+N
Product Name:AC SPD WPX-MPA120-385/3+N
Product introduction:AC surge protection WPX-MPA120-385/3+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 62305.
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 B AC 120KA 385V power surge protection module detail

    -The core parts are metal oxide varistor components with high discharge capacity.

    -Low residual voltage and quick response

    -Reliable control thanks to Thermo Dynamic Control disconnector.

    -With remote signaling contact for control device.

    -Fault indication via red mark in the inspection window.

  • Model Number

    WPX-MPA120-385/3+N-FM

    WPX-MPA120-385/3+N

    SPD according IEC61643-11/GB 18802.1/EN 61643-11

    Class II/Type 2

    Class II/Type 2

    Applicable power supply system

    TT/IT/TNC

    TT/IT/TNC

    Modes of protection

    L1/L2/L3-N,-PE

    L1/L2/L3-N,-PE

    Rated Working Voltage Uo

    230V/400V~

    230V/400V~

    Maximum nominal operating current (series)

    125A

    125A

    Max Continuous Operating Voltage Uc(L-N)

    385V~

    385V~

    Max Continuous Operating Voltage Uc(N-PE)

    260V~

    260V~

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

    60kA

    60kA

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

    120kA

    120kA

    Impulse Discharge Current Iimp(10/350μs) (N-PE)

    50kA

    50kA

    Μax Discharge Current In(8/20μs) (Ν-PE)

    150kA

    150kA

    5kA, Voltage Protection Level Up(L-N)

    ≤1.4kV

    ≤1.4kV

    20kA, Voltage Protection Level Up(L-N)

    ≤1.8kV

    ≤1.8kV

    In Voltage Protection Level Up(L-N)

    ≤2.5kV

    ≤2.5kV

    In Voltage Protection Level Up(N-PE)

    ≤2.5kV

    ≤2.5kV

    Response Time tA (L-N)

    ≤25ns

    ≤25ns

    Response Time tA (N-PE)

    ≤100ns

    ≤100ns

    Max. mains-side Overcurrent Protection(L)

    400A( gL/gG)

    400A( gL/gG)

    Cross sectional area for wiring terminal connected to conductor

    Stranded:4~25mm²

    Stranded:4~25mm²

    Cross sectional area for wiring terminal connected to conductor

    Solid Wire:4~35mm²

    Solid Wire:4~35mm²

    Operating Temperature Range(in parallel)

    -40℃...+80℃

    -40℃...+80℃

    Operating Temperature Range(series))

    -40℃...+60℃

    -40℃...+60℃

    Relative Humidity

    ≤95%(25℃)

    ≤95%(25℃)

    Atmospheric Pressure

    86kPa...106kPa

    86kPa...106kPa

    Working Frequency

    42Hz...68Hz

    42Hz...68Hz

    Torque: wiring terminal/remote signaling interface

    2.5Nm/0.25Nm

    2.5Nm/0.25Nm

    Enclosure material

    合金塑料/UL V-0

    合金塑料/UL V-0

    Mounting

    DIN 35mm rail

    DIN 35mm rail

    Degree of protection(IP code)

    IP20

    IP20

    Max. Cross-sectional Area For Remote Signaling Interface

    1.5mm²

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    Intensity of Remote Signalling Alarm Contact

    AC:250V/ 0.75A 125V/ 3A

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    DC: 30V/ 2A

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  • Class B AC 120KA 385V power surge protection module operating indication
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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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