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Surge Protective Device
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MYS5-385/20-3P+NPE(NS)Modular Surge Protective Device For TT And TN Systems ("3+1" Circuit)

MYS5-385/20-3P+NPE(NS)Modular Surge Protective Device For TT And TN Systems ("3+1" Circuit)

Brand Name: XIWUER
Model Number: MYS5-385/20-3P+NPE(NS)
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:
MYS5-385/20-3P+NPE (NS)
SPD According To EN 61643-11:
Type 2
SPD According To IEC 61643-11:
Class II
AC Nominal Voltage (UN):
230V (50/60Hz)
AC Maximum Continuous Operating Voltage (Uc):
385V (50/60Hz)
Nominal Discharge Current (8/20μs) (In):
20kA
Maximum Discharge Current (8/20μs) (Imax):
40kA
Voltage Protection Level (Up):
≤ 1.9kV
Operating Temperature Range (TU):
-40℃ To +70℃
Operating Status / Fault Indication:
Green/Red
Number Of Ports:
1
Minimum Installation Conductor Cross-section:
1.5mm² Solid / Flexible
Maximum Installation Conductor Cross-section:
35mm² Stranded / 25mm² Flexible
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
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

MYS5-385/20-3P+NPE Series Modular Surge Protective Device

The MYS5-385/20-3P+NPE series is a modular surge protective device for TT and TN systems, featuring a "3+1" circuit configuration. It is designed for Type 2 (Class II) surge protection in 230V/50/60Hz low-voltage distribution systems, compliant with EN 61643-11 and IEC 61643-11.

With a maximum continuous operating voltage Uc of 385V, nominal discharge current In of 20kA (8/20μs), maximum discharge current Imax of 40kA (8/20μs), voltage protection level Up ≤ 1.9kV, and response time ≤ 25ns, the device effectively discharges surge energy caused by lightning strikes and switching overvoltages, protecting downstream equipment.

The device is mounted on 35mm DIN rail (according to EN 60715). The housing is made of UL 94 V-0 flame-retardant thermoplastic material, with IP20 degree of protection, suitable for indoor installation. A green/red operating status and fault indicator allows easy on-site inspection. The terminals accept 1.5mm² to 35mm² stranded / 25mm² flexible conductors, with M5 screw holes and a torque of 3.0Nm±10%.

The NS version is additionally equipped with a remote signaling function, providing a floating changeover contact (125VAC/1A, 30VDC/0.5A). The remote signaling terminal has a cross-section of 0.2mm², with M2 screw holes and a torque of 0.25Nm, enabling the SPD fault status to be transmitted to monitoring systems for centralized monitoring and maintenance.

With an operating temperature range of -40℃ to +70℃, the series is suitable for Type 2 surge protection in low-voltage distribution systems of industrial and civil buildings.

MYS5-385/20-3P+NPE(NS)Modular Surge Protective Device For TT And TN Systems ("3+1" Circuit)MYS5-385/20-3P+NPE(NS)Modular Surge Protective Device For TT And TN Systems ("3+1" Circuit)