Siemens SCB-C12 Combination Motor Starter Contactor

Description:

The Siemens SCB-C12 combination motor starter is used in industrial motor control systems to provide coordinated motor starting, stopping, and overload protection in a single integrated assembly. It combines a contactor and overload relay function to safely control 3-phase motors in automation systems, HVAC equipment, pumps, conveyors, and industrial machinery. It is commonly installed in motor control centers and OEM control panels where reliable motor switching and protection are required.

Applications:

The Siemens SCB-C12 combination starter is commonly used in industrial motor control panels, conveyor systems, pumps, compressors, HVAC units, and manufacturing equipment where 3-phase motor control with integrated protection is required. It is typically installed in continuous-duty industrial environments for motor starting, overload protection, and safe electrical isolation in automated machinery systems.

Technical Specifications:

• Brand: Siemens
• Manufacturer Part Number (MPN): SCB-C12
• Product Type: Combination Motor Starter
• Starter Size: Size 1
• Coil Voltage: 120 VAC
• Motor Voltage: 3-phase 120/240V (system dependent)
• Current Rating: Size 1 industrial motor load range (up to ~27A class, configuration dependent)
• Component Type: Contactor + overload relay assembly
• Interrupt Rating: Industrial control circuit rated (NEMA/IEC class dependent)
• Mounting Type: Panel mount / DIN rail (enclosure dependent)
• Function: Motor starting, stopping, and overload protection
• Overload Protection: Adjustable thermal overload relay
• Application: Pumps, conveyors, HVAC, industrial machinery
• Operating Environment: Industrial motor control systems

Common Replacements:

• Allen-Bradley 100-C + 193 overload combination starters
• Schneider Electric TeSys D + LRD overload starter assemblies
• Eaton DILM combination motor starters