112. Safety informationDangerous voltages can occur on the connectors, even though theauxiliary voltage has been disconnected.Non-observance can result in death, personal injury or substantialproperty damage.Only a competent electrician is allowed to carry out the electricalinstallation.National and local electrical safety regulations must always befollowed.The frame of the device has to be carefully earthed.When the plug-in unit has been detached from the case, do not touchthe inside of the case. The relay case internals may contain highvoltage potential and touching these may cause personal injury.The device contains components which are sensitive to electrostaticdischarge. Unnecessary touching of electronic components musttherefore be avoided.Breaking the sealing tape on the upper handle of the device will resultin loss of guarantee and proper operation will no longer be insured.Voltage Protection RelayOperator's ManualREU 610REU 6101MRS755770