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The SIEMENS 3RH21221AB00 is an IEC control relay with 2 normally open (NO) and 2 normally closed (NC) contacts. It has a coil voltage of 24V AC and an AC contact rating of 10A @ 230V. Designed for DIN rail mounting and surface mounting, this relay is suitable for applications around running motors.
This IEC control relay features screw termination, auxiliary contacts, and is suitable for switching auxiliary circuits.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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