Siemens Residual current protective devices (RCDs, RCCBs)

Описание к видео Siemens Residual current protective devices (RCDs, RCCBs)

We have a handle on all types of residual current - Residual current protective devices protect against dangerous electric shocks caused by indirect contact. RCCBs vary in term of their capability of detecting different residual currents. http://www.siemens.com/rccb

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