Siemens 3RH5921-1EA11
Siemens 3RH5921-1EA11 SIRIUS front-mounted auxiliary switch block with 1 NO + 1 NC contacts and screw terminals. A reliable accessory for S00 contactors and contactor relays.
Siemens 3RH5921-1EA11
The Siemens 3RH5921-1EA11 is a front-mounted auxiliary switch block from the reliable SIRIUS series, designed to expand the functionality of your control circuits. This component easily snaps onto the front of SIRIUS 3RH2 contactor relays and 3RT2 power contactors (size S00), providing additional signaling and interlocking capabilities. It features one normally open (NO) and one normally closed (NC) contact, making it versatile for a wide range of industrial automation and control applications. With its robust design and secure screw-type terminals, the 3RH5921-1EA11 ensures dependable performance and easy installation for monitoring and controlling electrical loads.
Technical Specifications:
Product Type: Auxiliary Switch Block, Front-Mounted
Brand: Siemens SIRIUS
Number of Contacts: 1 NO (Normally Open) + 1 NC (Normally Closed)
Compatibility: For SIRIUS 3RH2 contactor relays and 3RT2 contactors (Size S00)
Terminal Type: Screw terminals
Insulation Voltage (Ui): 690 V

| Brand | Siemens |
|---|---|
| Model | 3RH5921-1EA11 |
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