switchTargeted system control: from twilight switches to undervoltage measuring relays.switchTargeted system control: from twilight switches to undervoltage measuring relays. Categories Downloads Prospectus Dasy - [ 424 KB ] Technical information dissipation power - [ 115 KB ] Technical information dissipation power DHS - [ 101 KB ] Technical information dissipation power RH - [ 120 KB ] switch-disconnectors Switch-disconnectors and main switches disconnect electrical consumers or… installation contactors A contactor is an electromagnetically operated remote switch for high… installation relays Installation relays are used to switch electrical consumers, such as… group switches (changeover switches) Group switches, and even toggle and changeover switches, can open and close… Control switches Control switches are used to control electrical consumers and generate… Impulse relays with Central Control Latching relay, also: Remote or pulse switch; switches on due to an… impulse switch (remote switches) Latching relay, also: Remote or pulse switch; switches on due to an… float switches Float switches respond to previously defined liquid fill levels. For… pressure switches Pressure switches switch mechanically or electronically, if the pressure of… twilight switches Twilight switches switch on electrical consumers when it turns dark and… stairwell lighting time switches Stairwell time switches control stairwell and corridor lighting. They… load-shedding relays Load-shedding relays switch off a connected consumer when another consumer… undervoltage measuring relay Undervoltage measuring relays detect when the supply voltage is no longer… mains field relays Mains field relays, also known as mains disconnectors, disconnect an… timers Time switches or time-delay switches switch a contact on or off at set… time relays Time relays are used to switch electrical consumers on and off with a time… Technical informationsTargeted system control: from twilight switches to undervoltage measuring relays.