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Surge Protective Device
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MYS11-385/100-4P (S) is a modular surge protective device for TN-S systems ("4+0" circuit)

MYS11-385/100-4P (S) is a modular surge protective device for TN-S systems ("4+0" circuit)

Brand Name: XIWUER
Model Number: MYS11-385/100-4P (S)
MOQ: 100
Price: Negotiable
Payment Terms: L/C,T/T
Supply Ability: 3,000,000 pcs a year
Detail Information
Place of Origin:
China
Certification:
ISO9001,ISO14001,ISO45001,CCC
Model / Specification:
MYS11-385/100-4P (S)
SPD According To EN 61643-11:
Type 2
SPD According To IEC 61643-11:
Class II
AC Nominal Voltage (UN):
230/400V (50/60Hz)
AC Maximum Continuous Operating Voltage (Uc):
385V (50/60Hz)
Nominal Discharge Current (8/20μs) (In):
100kA
Maximum Discharge Current (8/20μs) (Imax):
150kA
Voltage Protection Level (Up):
≤ 3kV
Operating Temperature Range (TU):
-40℃~ +70℃
Operating Status / Fault Indication:
Green/Red
Number Of Ports:
1
Minimum Installation Conductor Cross-section:
1.5mm² Solid Wire / Flexible Wire
Maximum Installation Conductor Cross-section:
35mm² Stranded Wire / 25mm² Flexible Wire
Screw Hole Type / Torque:
M2/0.25Nm
Mounting Method:
35mm DIN Rail, According To EN 60715
Housing Material:
Thermoplastic Material, UL 94 V-0
Installation Location:
Indoor
Degree Of Protection:
IP20
Dimensions:
See Figure Below
Number Of Poles:
1P, 2P, 3P, 4P
Remote Signaling Contact Type:
Floating Changeover Contact
AC Switching Capacity:
125VAC/1A
DC Switching Capacity:
30VDC/0.5A
Cross-section Of Remote Signaling Terminal:
0.2mm²
Packaging Details:
Carton
Supply Ability:
3,000,000 pcs a year
Product Description

Product description


The MYS11-385/100-4P (S) is a high-discharge-capacity modular surge protective device (SPD) designed for TN-S power distribution systems. It adopts a "4+0" full-mode protection circuit and is suitable for second-level lightning and switching overvoltage protection in low-voltage building distribution systems.

The product is designed in accordance with EN 61643-11 and IEC 61643-11 standards and belongs to the T2/Class II test classification. Its core performance combines high discharge capability with low residual voltage: the nominal discharge current (In) reaches 100kA (8/20μs), and the maximum discharge current (Imax) can reach 150kA, enabling it to effectively divert the enormous surge currents generated by lightning strikes or power grid switching operations. At the same time, the voltage protection level (Up) is kept at ≤3kV with a response time of ≤25ns, ensuring that downstream sensitive equipment is protected from transient overvoltage surges.

In terms of structure and functional design, the series features a thermoplastic flame-retardant housing (UL 94 V-0) for 35mm DIN rail mounting, with a degree of protection of IP20, making it suitable for indoor distribution cabinet environments. The product is equipped with a green/red dual-color operating status indicator window, allowing maintenance personnel to visually assess the health status of the SPD. The model suffix "(S)" version additionally integrates a remote signaling function, providing a floating changeover contact (125VAC/1A or 30VDC/0.5A) that can transmit fault signals remotely to a monitoring system, meeting the requirements of intelligent distribution operation and maintenance. The product is available in multiple pole configurations from 1P to 4P, with the 4P model specifically optimized for comprehensive protection of phase lines and the neutral line to the PE line in TN-S systems.


MYS11-385/100-4P (S) is a modular surge protective device for TN-S systems ("4+0" circuit)MYS11-385/100-4P (S) is a modular surge protective device for TN-S systems ("4+0" circuit)