3RU1126-4AB0 Siemens SIRIUS Thermal Overload Relay 11-16A Class 10 Size S0

Description:

• Genuine Siemens SIRIUS thermal overload relay designed for reliable motor protection in industrial applications
• Adjustable current setting from 11 to 16 Amps for accurate overload protection
• Class 10 tripping characteristic provides dependable protection for standard AC motors
• Designed for direct mounting to compatible Siemens SIRIUS 3RT1 Size S0 contactors
• Features 1 Normally Open (NO) and 1 Normally Closed (NC) auxiliary contact for control and monitoring circuits
• Manual and automatic reset modes simplify commissioning and maintenance
• Screw terminal connections ensure secure and reliable wiring
• Phase-failure sensitivity helps protect motors against phase loss and overload conditions
• Ideal for motor starters, conveyors, pumps, compressors, HVAC systems, manufacturing equipment, and industrial automation
• Phased-out product; Siemens recommended successor: 3RU2126-4AB0.

Specifications:

• Manufacturer Name: Siemens
• Part Number (MPN): 3RU1126-4AB0
• Product Series: SIRIUS 3RU11
• Product Type: Thermal Overload Relay
• Adjustable Current Range: 11–16 A
• Trip Class: Class 10
• Frame Size: S0
• Number of Poles: 3
• Auxiliary Contacts:
  • 1 NO
  • 1 NC
• Mounting Method: Direct Mount to Siemens S0 Contactor
• Main Terminal Type: Screw Terminal
• Auxiliary Terminal Type: Screw Terminal
• Reset Function:
  • Manual Reset
  • Automatic Reset
• Rated Insulation Voltage: 690 VAC
• Rated Impulse Withstand Voltage: 6 kV
• Protection Rating: IP20
• Operating Temperature: -20°C to +70°C
• Maximum Installation Altitude: 2,000 m
• Product Status: Phased Out
• Recommended Replacement: 3RU2126-4AB0
• Applications:
  • Motor Protection
  • Motor Starters
  • Industrial Automation
  • HVAC Equipment
  • Pump Control
  • Conveyor Systems
  • OEM Machinery

Dimensions:

• Height: 49 mm (1.93 in)
• Width: 45 mm (1.77 in)
• Depth: 102 mm (4.02 in).

Weight:

• Approximate Weight: 0.19 kg (0.42 lb)