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Siemens 3RU1126-4BB0 SIRIUS Overload Relay β€” 14-20A

Siemens 3RU1126-4BB0 overload relay for motor protection.

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide πŸŽ– Veteran-Owned
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ManufacturerSiemens
Part number3RU1126-4BB0
Current 14-20 A
Size S0
Class 10
Reset Manual/Automatic
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12-month warranty
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Veteran-owned
CAGE: 9NK75
Motor thermal overload protection Adjustable current setting Class 10 trip class Manual and automatic reset Contactor mounting capability

The Siemens 3RU1126-4BB0 is a Size S0 overload relay designed for robust motor protection, with an adjustable current range of 14-20 A and a Class 10 tripping characteristic. It features screw terminals for main and auxiliary circuits and supports both manual and automatic reset modes.

This relay is intended for direct mounting onto compatible Siemens contactors or for stand-alone installations, providing essential protection for motors in demanding industrial applications such as material handling, manufacturing, and HVAC systems.

Stanlo Automation, a veteran-owned surplus parts distributor, is your source for reliable and often hard-to-find automation components. We ensure you can acquire parts like the Siemens 3RU1126-4BB0 to keep your critical systems operational.

Current14-20 A
SizeS0
Class10
ResetManual/Automatic
MountingContactor
TerminalsScrew
Industrial motors
Conveyor belts
HVAC equipment
Machine tools
Pump controls
Siemens 3RT contactors
3RU11264BB0 Siemens S0 overload relay 20A SIRIUS 3RU1126 relay
This phased-out product's preferred successor is the SIRIUS 3RU2126-4BB0.
Expert tip
Ensure that the selected contactor is adequately rated for the motor current and the chosen overload relay.
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What is the current setting range for the Siemens 3RU1126-4BB0 overload relay?
The Siemens 3RU1126-4BB0 overload relay is adjustable for currents between 14 and 20 Amperes. This range allows for precise protection settings tailored to the specific motor's operational requirements.