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The PROTEC B2S 25 (2+0) is a part of PROTEC series over-voltage surge protective devices that have been developed to protect against partial direct and indirect lightning discharges and are intended to provide protection in zones 0A - 1 as per IEC 62305. The plug-in module / base design facilitates replacement of a failed module in situ without the need to remove system wiring. PROTEC B2S 25 (2+0) series combines two PROTEC B2S 12,5 modules to provide protection for single phase TNS networks..
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