Description
The Siemens 3RH29111HA22 auxiliary contact block allows for flexible control and signaling when used with SIRIUS S00 and S0 contactors. This accessory provides 2 normally open (NO) and 2 normally closed (NC) contacts in a compact design, enabling additional interlocking, indication, or control circuit functionality.
Featuring a 10 A contact current rating and a DPST-NO + DPST-NC contact form, it ensures reliable operation in industrial environments. The snap-on mounting style allows quick and secure installation directly onto compatible contactors, saving time during assembly and maintenance.
With its robust design and compact footprint, this auxiliary contact block is ideal for expanding the control capabilities of Siemens contactors without additional wiring complexity.
Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Part Number | 3RH29111HA22 |
| Product Type | Auxiliary Contact Block |
| Contact Configuration | 2 NO + 2 NC |
| Contact Current Rating | 10 A |
| Contact Form | DPST-NO + DPST-NC |
| Mounting Style | Snap-On Mount |






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