Siemens Auxiliary Contact, 4 Contact, 2NC + 2NO, Snap-On, Sirius Innovation 3RH2

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£12.91

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£15.49

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RS Stock No.:
746-0796
Distrelec Article No.:
300-57-500
Mfr. Part No.:
3RH2911-1GA22
Brand:
Siemens
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Brand

Siemens

Number of Contacts

4

Normal State Configuration

2NC + 2NO

Mounting Style

Snap-On

Range

Sirius Innovation

Series

3RH2

Contact Current Rating

10 A

Terminal Type

Screw

Pole and Throw Configuration

4P

Contact Voltage Rating

600 V dc, 690 V ac

Minimum Operating Temperature

-25°C

Maximum Operating Temperature

+60°C

Operating Temperature Range

-25 → +60 °C

COO (Country of Origin):
CZ

Siemens Snap-On Auxiliary Contact Block, 10A, 2NO/2NC - SIRIUS Innovation Series - 3RH2911-1GA22


Closely monitor a contactor with this auxiliary contact block from Siemens. For ease of monitoring, it sends a signal to a PLC (programmable logic controller) if it detects any status changes. Installation is simple thanks to the snap-on design, which lets you clip it on the front of the main contactor with a secure hold. For long-lasting performance, it has a mechanical service life of 10 million cycles. Install this auxiliary contact block on a control panel to regulate alarm and indication systems.

• Surge voltage resistance of 6kV to withstand current overloads
• Wide operating temperature range of -25°C to +60°C for use in demanding environments
• Compact dimensions of 37.5 (height) x 36 (width) x 43.7mm (depth) for installation in tight spaces
• Contact reliability of one possible incorrect switching operation in 100 million indicates efficiency

Can I use this auxiliary contact block in high-voltage applications?


This unit has a high voltage rating of 600V DC (direct current) and 690V AC (alternating current), making it a good choice for use in high-power applications.