The Siemens 3RH2911-1DA11 auxiliary switch is a premium-quality accessory designed to extend the functionality of Siemens contactors, particularly the 3RT2.1 series. With its lateral mounting style and combination of 1 NO and 1 NC contact configuration, it offers reliable performance for industrial automation and electrical control systems.
Reliable Switching: Provides consistent auxiliary contact switching with clear separation of circuits.
Flexible Installation: Lateral mounting on either left or right (contacts: 41/42, 53/54 on the left; 21/22, 33/34 on the right).
Enhanced Compatibility: Specifically engineered for use with Siemens 3RT2.1 contactors.
Durable Construction: Built with Siemens’ renowned engineering for long-lasting industrial use.
Easy Wiring: Features screw terminal connections for secure and simple installation.
Acts as an auxiliary contact block to indicate or control auxiliary circuits.
Allows for electrical signaling, interlocking, or logic operations.
Maintains separation between control and load circuits for safety and system integrity.
Model Number: 3RH2911-1DA11
Mounting Type: Lateral (Left or Right Side)
Contact Configuration: 1 NO (Normally Open), 1 NC (Normally Closed)
Terminal Type: Screw Terminal
Compatibility: Siemens 3RT2.1 Contactors
Contact Designations:
Left Side: 41/42 (NC), 53/54 (NO)
Right Side: 21/22 (NC), 33/34 (NO)
Looking for more high-quality Siemens components? Visit our full product range here
| Weight | 0.037 kg |
|---|---|
| Dimensions | 70 × 60 × 20 mm |
Request a quote for project quantities, discontinued or obsolete models, and pro-forma invoice / bank transfer orders. Our sourcing team responds fast.
