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Motor Control & Protection
Motor Control & Protection Categories
Motor Control & Protection
Siemens 6SL3210-1KE21-3AF1 SINAMICS G120C 5.5kW 400V 3AC PROFINET Variable Frequency Drive
Siemens 3ZS1320-6CE16-0YB5 3ZS1 Soft Starter
Siemens 3ZS1320-6CC14-0YA5 3ZS1 Soft Starter
Siemens 3RW5980-0HS00 3RW5 Soft Starter
Siemens 3RW5980-0HF00 3RW5 Soft Starter
Siemens 3RW5980-0CT00 3RW5 Soft Starter
Siemens 3RW5980-0CS00 3RW5 Soft Starter
Siemens 3RW5980-0CR00 3RW5 Soft Starter
Siemens 3RW5980-0CP00 3RW5 Soft Starter
Siemens 3RW5980-0CE00 3RW5 Soft Starter
Siemens 3RW5950-0CH00 3RW5 Soft Starter
Siemens 3RW5900-0CC00 3RW5 Soft Starter
Siemens 3RW5558-6HA14 3RW5 1280A 480V Soft Starter
Siemens 3RW5556-6HA14 3RW5 1100A 480V Soft Starter
Siemens 3RW5554-6HA14 3RW5 840A 480V Soft Starter
Siemens 3RW5553-6HA14 3RW5 720A 480V Soft Starter
Siemens 3RW5552-6HA14 3RW5 630A 480V Soft Starter
Siemens 3RW5548-6HF14 3RW5 570A 480V Soft Starter
Siemens 3RW5547-6HF14 3RW5 470A 480V Soft Starter
Siemens 3RW5546-6HF14 3RW5 370A 480V Soft Starter
Motor control and protection equipment from ABB, Siemens and Schneider Electric covers everything between the supply and the motor shaft. The range spans contactors, overload relays, motor protection circuit breakers, starters, soft starters, variable frequency drives, servo systems and industrial motors, with rated currents from 0.1 A to 2,650 A and power up to 800 kW. Stoklink ships worldwide from Turkey and quotes project volumes on request.
What's in this range
- Contactors – switching devices for motor and load circuits, mostly 3-pole
- Thermal Overload Relays – bimetal and electronic relays for motor overload protection
- Motor Protection Circuit Breakers (MPCB) – short-circuit and overload protection in one device
- Motor Starters & Motor Management – starter combinations and motor controllers such as TeSys U and SIRIUS 3RK
- Soft Starters – controlled ramp-up for 3-phase motors
- Variable Frequency Drives (VFD) – speed control with ABB ACS, Schneider Altivar and Siemens SINAMICS
- Servo Drives & Motion Control – servo motors, drives, controllers and cables
- Industrial Motors – SIMOTICS asynchronous motors
How to choose
- Motor power and rated current at the supply voltage. Size the starter or drive for the nameplate current, not just the kW value.
- Starting method: direct on line, soft start or variable speed. This decides whether you need a contactor, a soft starter or a VFD.
- Duty class, for example AC-3 for squirrel-cage motors under IEC 60947-4-1.
- Protection split: overload relay plus fuses or MCB, or a single MPCB.
- Control interface: coil voltage, fieldbus such as PROFINET, and mounting.
FAQ
What is the difference between a soft starter and a VFD?
A soft starter limits inrush current during start and stop at fixed supply frequency. A VFD changes the output frequency, so it also controls speed while running.
Do I need a contactor and an overload relay, or an MPCB?
An MPCB combines short-circuit and overload protection and works with a contactor. The separate route uses a fuse or MCB, a contactor and an overload relay. Choose by space, coordination type and rating.
Can you ship motor control products outside Turkey?
Stoklink ships worldwide from Turkey on EXW terms. Lead time depends on distributor stock, and project quantities are quoted on request.