Precise Control Pressure Switch Robust Construction Siemens 3RH2911-1BA01

The Siemens 3RH2911-1BA01 is a high-quality auxiliary switch designed for use with contactors and contactor relays. This product is part of the SIRIUS series, known for its reliability and efficiency in industrial applications.

• Type: Auxiliary Switch
• Mounting Position: Front
• Contact Configuration: 1 Normally Closed (NC) contact
• Connection: 71/72
• Electrical Connection: Screw terminal
• Cable Entry: From below
• Suitability: For contactors 3RT2 and contactor relays 3RH2
• Protection Class: IP20 on the front
• Ambient Temperature:
  • During Operation: -25°C to +60°C
  • During Storage: -55°C to +80°C
• Mechanical Service Life: 10,000,000 operating cycles
• Electrical Endurance: 200,000 operating cycles at AC-15, 230 V
• Contact Reliability: 1 faulty switching per 100 million switching operations (17 V, 1 mA)
• Insulation Voltage: 690 V AC with degree of pollution 3
• Surge Voltage Resistance: 6 kV
• Weight: 51.3 g

• High Precision: Ensures precise control and reliable operation
• Robust Construction: Designed for long-term reliability in demanding industrial environments
• Wide Operating Range: Suitable for a wide range of operating conditions
• Compliance with Standards: Meets international safety and environmental standards

• Electrical Systems: For precise control and protection in electrical circuits
• Material Handling Equipment: Forklifts and pallet trucks
• Construction Machinery: Excavators and loaders
• Agricultural Equipment: Tractors and combines
• General Industrial Automation: Systems requiring precise control

• Quality: Excellent
• Fuel: Hydraulic Oil
• Maximum Speed: 3000 rpm
• Material: Standard
• Structure: Piston motor
• After Warranty Service: Video technical support
• Swept Volume: 19/34ml/r
• Working Viscosity: 16 ~ 25 mm²/s
• Working Pressure: 21Mpa