Χρονικό Κεφάλι Ενάντια στη θέληση siemens 3tk28 επικεφαλής δάσκαλος Και ούτω καθεξής Αιματηρός
Siemens 3TK28 34-2AB20 Safety Relay Press Control Unit, Two Hand Control Unit, Spring Loaded Terminals, 2 NO Enabling Contacts, 24VAC Rated Voltage, 45mm Width: Electronic Relays: Amazon.com: Industrial & Scientific
Schneider Electric Latching Siemens 3TK2828-1BB40 Safety Relay, For Electricity, 240 V
Siemens 3TK28 28-1AL20 Safety Relay, For Emergency Stop and Protective Doors, Auto Start, Screw Terminals, 45mm Width, 2 NO + 2 NO Enabling Contacts, 1 NC Signal Contacts 45mm Width, 2 NO +