PLC and HMI Development with Siemens TIA Portal: Develop PLC and HMI programs using standard methods and structured approaches with TIA Portal V17: Bee, Liam: 9781801817226: Amazon.com: Books
SIEMENS 3RT2036-1AK60 Sirius 3 Pole 50 AMP 120 Volt AC CONTACTOR - 1NO+1NC Auxiliary Contact: Amazon.com: Industrial & Scientific