Siemens SIRIUS 3RH2 hulprelais 3RH2244-2BB40, 4 NO + 4 NC, 24 V DC spoel, schroefklemmen

This Siemens SIRIUS 3RH2 auxiliary contactor provides reliable switching of control circuits with 4 normally open and 4 normally closed contacts. Its 24 V DC coil and screw terminals ensure dependable operation in industrial control panels.

Advantages

The contactor offers high mechanical durability of 30 million switching cycles and electrical endurance of 10 million cycles at AC-15, ensuring long service life. It mounts on DIN rail or with screws for flexible installation.

Suitable for

• Control circuit switching in industrial automation
• Motor control and signaling applications
• Use with PLC outputs and relay logic

Key specifications

• Number of auxiliary contacts: 4 NO + 4 NC
• Control supply voltage: 24 V DC
• Rated operational current: 6 A at AC-15 230 V, 10 A at DC-13 24 V
• Rated insulation voltage: 690 V
• Rated impulse withstand voltage: 6 kV
• Operating temperature: -25 to +60 °C
• Mounting: DIN rail or screw
• Terminal type: screw terminals
• Protection class: IP20 terminals

Recommendations

Verify coil voltage and contact configuration match your control circuit requirements before installation.