Siemens Auxiliary Contact, 2 Contact, 1 NO/1 NC, 3RH29, Snap, 10 A, 690V ac, 3RH2921-1DA11
- RS Stock No.:
- 746-0800
- Distrelec Article No.:
- 304-09-110
- Mfr. Part No.:
- 3RH2921-1DA11
- Brand:
- Siemens
Subtotal (1 unit)*
£12.27
(exc. VAT)
£14.72
(inc. VAT)
FREE delivery for orders over £60.00
In Stock
- 36 unit(s) ready to ship
- Plus 15 unit(s) ready to ship from another location
- Plus 40 unit(s) shipping from 14 May 2026
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Units | Per unit |
|---|---|
| 1 + | £12.27 |
*price indicative
- RS Stock No.:
- 746-0800
- Distrelec Article No.:
- 304-09-110
- Mfr. Part No.:
- 3RH2921-1DA11
- Brand:
- Siemens
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Number of Contacts | 2 | |
| Product Type | Auxiliary Contact | |
| Normal State Configuration | 1 NO/1 NC | |
| Series | 3RH29 | |
| Contact Current | 10A | |
| Mount Type | Snap | |
| Terminal Type | Screw | |
| Pole and Throw Configuration | 2P | |
| Contact Voltage | 690V ac | |
| Minimum Operating Temperature | -25°C | |
| Mounting Location | Front, Left, Right | |
| Operational Current Ie | 300mA | |
| Mechanical Durability | 10Mcycles | |
| Rated Insulation Voltage Ui | 690V | |
| Maximum Operating Temperature | 60°C | |
| Standards/Approvals | EN 50005, EN 50012, EN 60947-4-1, EN 60947-5-1 | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Number of Contacts 2 | ||
Product Type Auxiliary Contact | ||
Normal State Configuration 1 NO/1 NC | ||
Series 3RH29 | ||
Contact Current 10A | ||
Mount Type Snap | ||
Terminal Type Screw | ||
Pole and Throw Configuration 2P | ||
Contact Voltage 690V ac | ||
Minimum Operating Temperature -25°C | ||
Mounting Location Front, Left, Right | ||
Operational Current Ie 300mA | ||
Mechanical Durability 10Mcycles | ||
Rated Insulation Voltage Ui 690V | ||
Maximum Operating Temperature 60°C | ||
Standards/Approvals EN 50005, EN 50012, EN 60947-4-1, EN 60947-5-1 | ||
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- Datasheet_3RH2921-1DA11
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- Basic Information
- Siemens Sirius Migration
- Sirius: Migrating From Classic to Innovation
- Environmental Product Declaration - Overview
- Environmental Product Declaration
- COO (Country of Origin):
- RO
Siemens 3RH2 Series Auxiliary Contact, 1NC + 1NO, 10A Contact Current Rating - 3RH2921-1DA11
This auxiliary contact is designed for integration into various electrical systems, enhancing contactor performance and enabling efficient power distribution management. Its robust design supports a wide operational temperature range, contributing to versatility across diverse applications.
Features & Benefits
• Dual contact configuration for flexible usage
• Rated for 600 V DC for enhanced reliability
• 10 A contact rating ensures robust performance under load
• Snap-on mounting facilitates easy installation
• Screw terminal connections for straightforward wiring
• Operates within a temperature range of -25 to 60°C
Applications
• Compatible with contactors from the 3RT2 series
• Used in relay operations within control circuits
• Integrated into automation systems for improved switching performance
• Suitable for applications requiring high-temperature tolerance
What is the operational lifespan of this component?
The mechanical service life is typically rated at 10,000,000 cycles.
Can it be installed in confined spaces?
Yes, it features a compact design suitable for tight spaces.
What type of terminals does it utilise?
It employs screw-type terminals for secure electrical connections.
Is it compatible with different voltage levels?
Yes, it supports various operational currents across multiple voltage ratings.
What temperatures can it withstand during operation?
It operates effectively within a temperature range of -25 to 60°C.