Overview of Siemens 3RH1911-2GA40
Shop genuine Siemens 3RH1911-2GA40 auxiliary contact block online for your industrial automation system with worldwide delivery. The Siemens 3RH1911-2GA40 is a 4-pole auxiliary switch block engineered for reliable performance in contactor relay and power contactor applications. This SIRIUS-branded component delivers dependable switching control across 690VAC systems with a 10A rated current per pole. Built to DIN EN 50011 standards, the 3RH1911-2GA40 features spring-type terminals optimized for secure, maintenance-free connection to contactor relays. Industrial facilities, production lines, and automation panels worldwide rely on this auxiliary contact block for consistent operation and long-term durability in demanding environments.
Key Features of Siemens 3RH1911-2GA40
- 4-pole configuration with 4 normally open (NO) contacts for flexible circuit design
- 10A rated current per pole at 690VAC for high-power industrial applications
- Spring-type terminals ensure secure, vibration-resistant electrical connections
- DIN EN 50011 certified for European and international industrial standards
- Compact 4 × 4 × 4 cm dimensions (0.05 kg) for space-constrained control panels
- Compatible with SIRIUS contactor relays and compatible electromechanical starters
- Proven reliability across factory automation, conveyor systems, and machinery control
Technical Specs of Siemens 3RH1911-2GA40
Review Siemens 3RH1911-2GA40 specifications and technical data for detailed parameters before installation to ensure system compatibility.
| Parameter |
Value |
| Manufacturer |
Siemens (FURNAS ELECTRIC CO) |
| Product Line |
SIRIUS Auxiliary Switch Blocks |
| Contact Configuration |
4 NO (Normally Open) |
| Rated Current |
10A per pole |
| Rated Voltage |
690VAC |
| Terminal Type |
Spring-Type Terminals |
| Standards Compliance |
DIN EN 50011 |
| Dimensions |
4 × 4 × 4 cm |
| Weight |
0.05 kg |
| Status |
Phased-Out (Successor: SIRIUS 3RH2) |
Applications / Use Case
The Siemens 3RH1911-2GA40 is commonly used in industrial automation, process control, machine automation, production line systems, packaging and conveyor operations, and factory control panels worldwide. This auxiliary contact block integrates seamlessly into SIRIUS starter and contactor assemblies, enabling precise switching control in multi-motor starter banks, pump control stations, and integrated machine automation systems. Typical installations include food processing equipment, textile machinery, industrial pumps, air compressor systems, and OEM equipment requiring dependable auxiliary contact logic. The 4-pole configuration supports complex interlocking schemes, permitting advanced control strategies in hazardous and standard industrial environments.
Price & Availability
View Siemens 3RH1911-2GA40 pricing and stock status online through LeadTime.ca for fast worldwide dispatch. Current market pricing ranges from £18.99 to £39.00 excluding tax, depending on condition (new surplus or refurbished inventory). Stock availability varies by region; verify current inventory and lead times through our live stock dashboard before placing your order.
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