The Siemens 3US5600-8M8K is a reliable bimetal thermal overload relay designed to protect three-phase motors against sustained overload conditions. With an adjustable current range of 36–45A, this Siemens overload relay is suitable for industrial motor starters and motor control applications where dependable thermal protection is required.
Designed in size S2 with a Class 10 tripping characteristic, the relay provides practical motor overload protection for applications with normal starting conditions. Its bimetal thermal operating principle responds to prolonged excessive current and helps protect motor windings against overheating.
The Siemens 3US5600-8M8K is suitable for industrial control panels, motor control centers, pumps, fans, compressors, conveyors, machinery, and other motor-driven equipment.
Siemens 3US5600-8M8K bimetal overload relay
Adjustable 36–45A current range
Size S2 design for motor starter applications
Class 10 trip characteristic
Bimetal thermal overload protection
Suitable for DOL motor starter applications
Designed for three-phase motor protection
Suitable for industrial motor control panels
Practical solution for OEMs and panel builders
The Siemens 3US5600-8M8K overload relay is suitable for:
Three-phase motor protection
DOL motor starters
Industrial motor control panels
Motor control centers
Pump and fan systems
Compressors and conveyors
Manufacturing machinery
Industrial automation equipment
OEM electrical panels
The Siemens bimetal overload relay helps protect motors from prolonged overload conditions that can lead to excessive heating and motor damage. Its 36–45A adjustable range allows the relay to be selected according to the motor's operating current.
The Class 10 characteristic makes it suitable for general-purpose motor applications with standard starting requirements, while the S2 size provides a practical solution for compatible industrial motor starter assemblies.
SB Smart supplies genuine Siemens overload relays, motor protection devices, contactors, SIRIUS components, and industrial automation products for panel builders, OEMs, electrical contractors, system integrators, and industrial customers.
The Siemens 3US5600-8M8K can be sourced through SB Smart with product assistance, availability information, and quotation support for your motor protection requirements.
What is Siemens 3US5600-8M8K?
The Siemens 3US5600-8M8K is a bimetal thermal overload relay designed for three-phase motor protection.
What is the current range of Siemens 3US5600-8M8K?
The relay provides an adjustable current range of 36–45A.
What does Class 10 mean in this overload relay?
Class 10 defines the relay's trip characteristic and is commonly suitable for motors with normal starting conditions.
What is the S2 size?
S2 refers to the physical size/frame category of the compatible motor starter and overload relay arrangement.
What is a bimetal overload relay used for?
A bimetal overload relay protects motors against sustained overcurrent by responding to the heat generated by excessive current and activating the protection mechanism when the overload persists.
Where can Siemens 3US5600-8M8K be used?
It can be used in industrial motor starters, MCC panels, pumps, fans, compressors, conveyors, machinery, and other motor protection applications.
Where can I buy Siemens 3US5600-8M8K?
You can contact SB Smart for pricing, availability, and quotation assistance for the Siemens 3US5600-8M8K bimetal overload relay.
| Parameter | Specification |
|---|---|
| Product Series | Siemens SIRIUS 3US |
| Model Number | 3US5600-8M8K |
| Product Type | Thermal Overload Relay |
| Protection Type | Overload + Phase Failure Protection |
| Operating Principle | Bimetal Thermal Mechanism |
| Mounting Type | Contactor Mounted |
| Current Range | 36 – 45 A |
| Application | Motor Protection / Industrial Control Panels |
| Brand | Siemens |
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