Siemens 3RS10 30-1DW10 Temperature Monitoring Relay, Cage Clamp Terminal, Analog Setting, 2 Threshold Values, 22.5mm Width, 1 NO + 1 CO Contact Type, Underrange Function, PT100 Resistance Sensor, 0-200 Degrees Celsius Measuring Range, 24-240VAC/VDC Control Supply Voltage at 50-60Hz
The semiconductor contactors are selected on the basis of details of the power system, the load and the ambient conditions. As the semiconductor contactors are already equipped with an optimally matched heat sink, the selection process is considerably simpler than that for semiconductor relays.