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DC SPD
DC SPD
DC SPD
DC SPD
DC SPD
DC SPD

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DC SPD

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Application

PV DC KYUD-40 Surge Protection Device was designed and manufactured to complying the PV standard EN50539-11. It widely used in PV DC combiner box, inverter, controller and PV DC cabinet. Rated voltage 1000V DC, maximum discharge current 40KA, High Energy Varistor, high effective for lightning protection.

? Suitable For Use in All Photovoltaic Systems

? Prewired Modular Complete Unit, Consisting of A Base Part and Plug-in Protection Modules

? Plug-in Protection Module. Easily Installation and Maintenance

? High Energy Varistor, Response Time Less Than 25 Nanosecond

? Optional Remote Signalling Contact(FM) for Monitoring Device (Floating Changeover Contact)

? Din Rail Mounting TH35-7.S/DIN35

? Comply with :EN 50539-11


Parameter

PV DC KYUD-40 Surge Protection DC

Pole2P 3P 4P
StandardEN 50539-11
Category IEC/ENIEC II / EN2
Open Voltage Uoc Max1000V DC
Max Continuous Operational Voltage Uc1000V DC
Nominal Discharge Current ln(8/20)μs20KA
Maximum Discharge Current lmax(8/20)μs40KA
Voltage Protection Level Up≤3.8KV
Response Time≤25ns
Operating State/fault IndicationGreen/Red
Plug-in Protection Module
Remote Signalling
Contact (Optional)
Max. Working Voltage(V)30V DC
Max. Working Current1A


Connection And Installation

WireHard cable mm24~25
Flexible cable mm4~16
Terminal ScrewsM5
Torque(Nm)Main Circuit2.5
Remote Contact0.25
Degree of Protection
IP20
Installation Environment
Diversified
Operating Temperature Range(TU)
-40℃ ~ +80℃
For Mounting on
TH35-7.5/DIN35
Relative Humidity
30%~90%
Weight kg
0.36


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