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Smart Power Surge Protection Device

Smart Power Surge Protection Device

Smart power supply protector SPD 80KA, mainly collects SPD damage status, air switch trip status, SPD false grounding, poor grounding, and SPD movement work times, configure standard RS485 interface data communication, support wired and wireless communication mode can provide custom programming interface. It is convenient for customers to connect with other private agreements.

Features of Smart Power Surge Protection Device

●No crash, adjustable starting threshold for accumulative counting, self-lightning protection, to ensure that it is not damaged by intrusion surge

●40kA/80kA SPD optional, support wired and wireless transmission

●The on-site alarm function can easily realize on-site management even if it is not connected to the Internet.

●Remote alarm function, through the cloud server, a remote monitor any data collection terminal, acquiring the real-time alarm information.

Specification of Smart Power Surge Protection Device



Working Voltage:


Power Consumption:


Communication protocol:

Standard MODBUS, MQTT protocol

Max continuous operating voltage (Uc):


Type Ⅰ maximum discharge current (Imax):


Type Ⅱ maximum discharge current (Imax):


Switch quantity acquisition:

3 channels (remote signal, air switch, grounding)

SPD operation counter:

1 channel

Counting range:

0~9999 times

Counting threshold:

1 KA (factory default)

Alarm indication:


Constant light transmission distance:

wireless (2500 m visible distance)

IP protection level:


Shell material:


Environmental humidity:


Working temperature:

-20~70 ℃


145*90*50mm (length, width and height)

Product weight:

180 g

Installation method: 35 mm rail

35 mm Din rail

Installation And Wiring Diagram of M40B4-S

Smart Power Surge Protection Device

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