Siemens 3RH21221BB40 Contactor Relay DC 24V 10 Amp 2NO 2NC 4-Pole

Product Description

The Siemens 3RH21221BB40 is a 24 VDC contactor relay designed for controlling electrical circuits. It features a 4-pole design with 2 normally open (NO) and 2 normally closed (NC) contacts. This product is ideal for applications requiring reliable circuit switching.

• 4-pole configuration, supporting 10 Amp of current.
• Capable of handling 24 VDC voltage.
• Compatible with screw-type terminals for easy installation.

Product Highlights

This contactor relay is part of the Sirius series, built for efficiency and safety. It is suitable for various automation tasks in industrial settings.

Product Information

Standard Information

• Brand: Siemens
• Country of Origin: Germany

Technical Specifications

• Catalog Number: 3RH21221BB40
• Voltage: 24 VDC
• Amperage: 10 Amp
• Power Rating: 0.004 kW
• Weight: 0.450 lb
• Width: 2 inches
• Height: 2.4 inches
• Length: 3.15 inches
• Contact Configuration: 2 NO, 2 NC
• Operating Cycles: 30000000
• Temperature Rating: -25 to 60 degrees C Ambient
• Mounting Type: Snap-On
• Conductor Size: 20-16 AWG/18-14 AWG