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MYS5-385/20-2P（NS） Class II Surge Protective Device (SPD)

  • MYS5-385/20-2P（NS） Class II Surge Protective Device (SPD)
  • MYS5-385/20-2P（NS） Class II Surge Protective Device (SPD)
  • MYS5-385/20-2P（NS） Class II Surge Protective Device (SPD)
  • MYS5-385/20-2P（NS） Class II Surge Protective Device (SPD)
  • MYS5-385/20-2P（NS） Class II Surge Protective Device (SPD)
Place of Origin China
Brand Name XIWUER
Certification ISO9001,ISO14001,ISO45001,CCC
Model Number MYS5-385/20-2P（NS）
Product Details
SPD According To EN 61643-11 Class 2 SPD According To IEC 61643-11 Class II
AC Nominal Voltage (Un) 230V AC, 50/60Hz Maximum Continuous Operating Voltage (Uc) 385V AC, 50/60Hz
Nominal Discharge Current (In) 20kA (8/20μs) Maximum Discharge Current (Imax) 40kA (8/20μs)
Voltage Protection Level (Up) ≤1.9kV Response Time (ta) ≤25ns
Operating Temperature Range -40℃ ~ +70℃ Operating Status / Fault Indication Green / Red
Number Of Ports 1 Minimum Conductor Cross Section 1.5mm² Solid Wire / Flexible Wire
Maximum Conductor Cross Section 35mm² Stranded Wire / 25mm² Flexible Wire Bolt Type / Torque M5 / 3.0Nm ±10%
Mounting Method 35mm DIN Rail, EN 60715 Housing Material Thermoplastic, UL94 V-0
Installation Location Indoor Protection Degree IP20
Remote Signaling Contact Type Floating Changeover Contact AC Switching Capacity 125VAC/1A
DC Switching Capacity 30VDC/0.5A Cross-sectional Area Of Remote Signaling Terminal 0.2mm²
Screw Hole Type / Torque M2/0.25Nm
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Product Description

Product Description

The MYS5-385/20-2P Surge Protective Device (SPD) is designed for overvoltage protection in low-voltage AC power distribution systems.

It is used to protect electrical equipment from transient overvoltage caused by lightning surges, switching operations, and other electrical disturbances.

This Type 2 SPD complies with EN 61643-11 Class II and IEC 61643-11 Class II standards. It features a 385V AC maximum continuous operating voltage (Uc), 20kA nominal discharge current (In), and 40kA maximum discharge current (Imax), providing reliable surge protection performance.

The device adopts a 35mm DIN rail mounting design, suitable for installation in distribution cabinets, control panels, and other indoor electrical systems.


Product Features

  • Type 2 / Class II surge protective device
  • Nominal discharge current: 20kA (8/20μs)
  • Maximum discharge current: 40kA (8/20μs)
  • Maximum continuous operating voltage: 385V AC
  • Low voltage protection level: ≤1.9kV
  • Fast response time: ≤25ns
  • DIN rail mounting according to EN 60715
  • Operating temperature: -40℃ to +70℃
  • Green/red status indicator for operation and fault monitoring
  • UL94 V-0 flame-retardant thermoplastic housing

Applications

The MYS5-385/20-2P SPD is suitable for:

  • Low-voltage power distribution systems
  • Electrical distribution cabinets
  • Industrial control systems
  • Building electrical installations
  • Automation equipment protection
  • Indoor power supply protection systems

MYS5-385/20-2P（NS） Class II Surge Protective Device (SPD)

MYS5-385/20-2P（NS） Class II Surge Protective Device (SPD)

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