The Siemens 3UA50001D is a thermal overload relay from the Siemens 3UA / 3UC series, designed for reliable motor overload protection in industrial electrical and motor control applications. With a 2–3.2 A adjustable current setting range, it is suitable for protecting motors against sustained overload conditions.
The relay can be integrated into suitable motor starter assemblies and industrial control systems to help reduce the risk of excessive motor heating caused by prolonged overload operation.
Siemens 3UA50001D thermal overload relay
3UA / 3UC series
Current setting range: 2–3.2 A
Adjustable thermal overload protection
Designed for motor protection applications
Suitable for motor starter assemblies
Suitable for industrial control panels
Suitable for motor control centers
Suitable for OEM and panel-building applications
Suitable for industrial automation systems
The Siemens 3UA50001D can be used for:
Industrial motor protection
Motor starter assemblies
Motor control panels
Motor control centers (MCC)
Pumps and pumping systems
Fans and blowers
Compressors
Conveyor systems
Industrial machinery
OEM control panels
Motor-driven equipment
The Siemens 3UA50001D thermal overload relay provides adjustable motor overload protection within a 2–3.2 A current range. This allows the protection setting to be selected according to the requirements of the connected motor.
It helps protect against sustained overload conditions and supports dependable operation of industrial motor-driven equipment.
SB Smart supplies genuine Siemens thermal overload relays, 3UA/3UC motor protection products, SIRIUS components, contactors, motor starters, and industrial automation products for OEMs, panel builders, electrical contractors, system integrators, and industrial customers.
The Siemens 3UA50001D can be sourced through SB Smart with pricing, availability information, product assistance, and quotation support.
What is Siemens 3UA50001D?
The Siemens 3UA50001D is a thermal overload relay from the Siemens 3UA / 3UC series, designed for motor overload protection.
What is the current setting range of 3UA50001D?
The specified current setting range is 2–3.2 A.
What is a thermal overload relay used for?
A thermal overload relay helps protect motors against sustained overload conditions that may result in excessive heating.
Where can Siemens 3UA50001D be used?
It can be used in motor starters, industrial control panels, MCC systems, pumps, fans, compressors, conveyors, and industrial machinery.
Can the current setting be adjusted?
Yes. The relay has a specified adjustable current setting range of 2–3.2 A.
Where can I buy Siemens 3UA50001D?
You can contact SB Smart for pricing, availability, and quotation assistance for the Siemens 3UA50001D thermal overload relay.
| Parameter | Specification |
|---|---|
| Product Series | Siemens 3UA Series |
| Model Number | 3UA50001D |
| Product Type | Thermal Overload Relay |
| Protection Type | Overload + Phase Failure Protection |
| Operating Principle | Bimetal Thermal Mechanism |
| Application | Motor Protection |
| Mounting Type | Contactor Mounted / Panel Mounted |
| Reset Type | Manual / Automatic (variant dependent) |
| Trip Class | Class 10A (typical for series) |
| Industry Use | Industrial Automation, MCCs, HVAC, Pumps |
| Brand | Siemens |
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