CR-M4SS ABB Plug in relay module Spring terminal Four conversion contact

ABB CR-M4SS is a high-performance plug-in control relay module in the ABB CR-M series, specifically designed for industrial automation, process control and OEM equipment that require high flexibility and quick installation. This product adopts Spring Clamp terminal blocks and supports tool-free quick wiring, significantly improving the efficiency of installation and maintenance. Equipped with 4 sets of conversion contacts (4CO), it is suitable for complex logic switching, signal routing and dual-path control scenarios. The module can be used in conjunction with CR-PSS series sockets to achieve a true "plug and play" experience.

Key features

spring terminal, efficient wiring

No screwdriver is needed. Just insert the wire directly and it will lock automatically, saving more than 50% of the wiring time
It has excellent anti-vibration performance and is suitable for harsh environments such as mobile devices, robots, and rail transit
4 sets of conversion contacts, flexible function

Each group of contacts includes a common terminal (C), normally open (NO), and normally closed (NC), supporting single-throw double-throw (SPDT) control
It can realize various control logics such as signal selection, interlocking, and status feedback

Basic parameters

Product Images

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