Weidmueller RCMA-B22-D175-1.5

The RCMA-B22-D125-4.5 likely refers to a specific model of an electrical component, such as a relay or contactor, used in power management or automation systems. The "D125" part of the model number may indicate the component's configuration, size, or specific application, while the "4.5" could refer to its current rating or another key specification. To get more accurate information, knowing the manufacturer or the intended application would help. Let me know if you need further clarification!