IEC Rated Motor Contactors
Last Updated: April 1, 2025
Description
IEC Rated Motor Contactors are devices used to control electric motors by switching them on and off. They are designed to handle the electrical load of motors and provide protection against overloads and short circuits. These contactors are available in various sizes, denoted by letters ranging from B to G, and can be configured with two, three, or four poles. They are equipped with coils that operate at different voltages, such as 120 V or 240 V, and are suitable for both AC and DC motor applications.
Working Principle
Motor contactors operate by using an electromagnetic coil to open or close the contacts that control the power supply to the motor. When the coil is energized, it creates a magnetic field that pulls the contacts together, allowing current to flow to the motor. Conversely, when the coil is de-energized, the magnetic field collapses, and the contacts open, cutting off the power supply. This mechanism is crucial for safely starting and stopping motors, as it prevents excessive current draw during startup and provides protection against low-voltage conditions and power interruptions.
Applications
IEC Rated Motor Contactors are widely used in various industrial and commercial applications. They are commonly employed in motor control centers, HVAC systems, conveyor systems, and manufacturing equipment. Specific examples include controlling the operation of pumps, fans, compressors, and other motor-driven machinery in sectors such as automotive manufacturing, food processing, and building automation.
Advantages over other Motor Contactors
IEC Rated Motor Contactors offer several advantages over other types of motor contactors. They are designed to meet international standards, ensuring compatibility and reliability across different regions and industries. Their standardized sizing and specifications make them versatile and easy to integrate into existing systems. Additionally, IEC contactors often provide better performance in terms of energy efficiency and reduced power consumption, particularly in low-consumption versions.
Limitations
One limitation of IEC Rated Motor Contactors is that they are not typically designed to interrupt short-circuit currents. This means that additional protective devices, such as circuit breakers or fuses, are required to ensure complete protection of the motor and associated circuits. Furthermore, their performance can be affected by environmental factors such as temperature and humidity, which may necessitate additional protective measures in harsh operating conditions.
Considerations
When selecting IEC Rated Motor Contactors, several factors should be considered to ensure optimal performance and cost-effectiveness. Initial costs can vary depending on the size and specifications of the contactor, as well as any additional protective devices required. Operating expenses may be influenced by the contactor's energy efficiency and maintenance requirements. Durability and reliability are critical, as these devices must withstand frequent operation and potential environmental challenges. Finally, replacement and maintenance costs should be evaluated, as regular inspections and servicing may be necessary to maintain optimal performance and extend the lifespan of the contactor.
from Radwell International
CONTACTOR, 600VAC, 9AMP, 3 POLES, 1 NO + 1 NC AUXILIARY CONTACT COMPOSITION, IEC +OPTIONS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
- Number of Poles: 3
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, 24V 60Hz, Spring Clamp Terminals, Line Side, 9A, 0 N.O. 1 N.C. Auxiliary Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Number of Poles: 3
- Continuous Current: 9
from Altech Corp.
Features. Frame Size 100AF. 1/2HP up to 600HP @ 480V AC. Screw Terminals (Lug Terminals Available). Direct Mounting Overload Relays [See More]
- Standard Rating: NEMA; IEC
- AC Motor Phase: Single; Three
- Device Technology: Electro-mechanical
- NEMA Size: 1; 3 (optional feature)
from Fuji Electric Corp. of America
Introducing our newest magnetic contactor and thermal overload relay products to succeed our Orange Line series and smaller Odyssey series contactors that have been around since 1999. SC-NEXT products range from 5HP to 50HP at 480VAC. This new products series come standard with terminal covers and... [See More]
- Standard Rating: IEC
- Continuous Current: 5 to 11
- AC Motor Phase: Three
- Motor Voltage: 200 to 690
from Radwell International
DISCONTINUED BY MANUFACTURER, CONTACTOR 600VAC 9AMP IEC +OPTIONS, FUTURE SUBSTITUTION: XUZASK003 AND XUK1ARCNL2. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100S-C Safety Contactor, 16A, Line Side, 24V DC (w/Elec. Coil), 3 N.O., 1 N.O. 4 N.C., Bifuracated Contact [See More]
- Standard Rating: IEC
- Continuous Current: 16
from Altech Corp.
Features: 8 Frame Sizes. 1/2HP up to 600HP @ 480V AC. Direct Mounting Overload Relays. Degree of protection:IP20. Flame Resistance:According to UL948 [See More]
- Standard Rating: NEMA; IEC
- AC Motor Phase: Single
- Device Technology: Electro-mechanical
- NEMA Size: 1
from Radwell International
CONTACTOR, 600VAC, 25AMP, IEC +OPTIONS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100S-C Safety Contactor, 16A, Line Side, 24V DC (w/Elec. Coil), 3 N.O., 3 N.O. 2 N.C. [See More]
- Standard Rating: IEC
- Continuous Current: 16
from Radwell International
CONTACTOR, 600VAC, 18AMP, IEC +OPTIONS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, 24V DC Electronic Coil, Screw Terminals, Line Side, 16A, 4 N.O. 0 N.C. Main Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Number of Poles: 4
- Continuous Current: 16
from Radwell International
CONTACTOR, AUXILIARY CONTACT BLOCK, 10 AMP, 690V AC, IEC, FRONT MOUNTING, SCREW TERMINALS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
- Continuous Current: 10
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, 220-230V 50Hz, Screw Terminals, Line Side, 30A, 0 N.O. 0 N.C. Auxiliary Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Number of Poles: 3
- Continuous Current: 30
from Radwell International
CONTACTOR AUXILIARY CONTACT BLOCK, IEC, 690 V AC, 400 HZ, 10 A. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-E MCS-E Contactor, 1060A, AC3 duty, 100-250V AC 50/60Hz / 100-250V DC Electronic Coil w/ PLC Interface, 1 N.O. 1 N.C. [See More]
- Standard Rating: IEC
from Radwell International
AUXILIARY CONTACT, FRONT MOUNT, 1NO/1NC, USE WITH EX9C IEC CONTACTORS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
- IEC Size: C
from Allen-Bradley / Rockwell Automation
100-E MCS-E Contactor, 116A, AC3 duty, 100-250V AC 50/60Hz / 100-250V DC Electronic Coil w/ PLC Interface, 1 N.O. 1 N.C. [See More]
- Standard Rating: IEC
from Radwell International
DISCONTINUED BY MANUFACTURER, CONTACTOR LINK SET (P-S), ADAPTER KIT, 4X6X4, IEC RATED. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, 240V 60Hz, Screw Terminals, Line Side, 12A, 0 N.O. 1 N.C. Auxiliary Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Continuous Current: 12
from Radwell International
CONTACTOR KIT, SERIES SW80, 11 PIECES. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, 110-125V DC Electronic Coil, Screw Terminals, Line Side, 12A, 0 N.O. 1 N.C. Auxiliary Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Continuous Current: 12
from Radwell International
MAIN CONTACT ELEMENTS FOR 3TF55 3 MOVABLE AND 6 FIXED CONTACT PIECES !!PRODUCT PHASE-OUT!! SUCCESSOR CONTACTOR IS 3RT1066. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, Spring Clamp Terminals, Line Side, 12A, 1 N.O. 0 N.C. Auxiliary Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Number of Poles: 3
- Continuous Current: 12
from Radwell International
REPLACEMENT CONTACT PIECES FOR CONTACTOR FRAME SIZE S2, 3-POLE, AC-3, 15 KW, 3 NO, MAIN CONTACTS, CONSISTS OF 3 MOVABLE AND 6 FIXED CONTACTS WITH MOUNTING PARTS !!! PHASED-OUT PRODUCT !!! SUCCESSOR CONTACTOR: SIRIUS 3RT2. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
Miniature Contactor, Screw Type Terminals, 12 A, System Control Voltage: 440V 50Hz/480V 60Hz, 3 N.O. Main Contacts, 1 N.C. Auxiliary Contact, 1 [See More]
- Standard Rating: IEC
- Number of Poles: 3
from Radwell International
CONTACT KIT, CE15 CONTACTOR, IEC SIZE P. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
Miniature Contactor, Screw Type Terminals, 12 A, System Control Voltage: 440V 50Hz/480V 60Hz, 3 N.O. / 1 N.C. Main Contacts, 1 [See More]
- Standard Rating: IEC
- Number of Poles: 4
from Radwell International
CONTACTOR LUG KIT, 400-500 AMP, 6 PIECE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
- Continuous Current: 500
from Allen-Bradley / Rockwell Automation
104-C Reversing Contactors, 12A, Line Side, 240V 60Hz, 1 N.O. 1 N.C. [See More]
- Standard Rating: IEC
from Radwell International
DISCONTINUED BY MANUFACTURER, MAIN CONTACTOR SET, TESYS F, 3 POLE, 660 VAC, 115 AMP, IEC. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
- Motor Voltage: 660
- Continuous Current: 115
- Number of Poles: 3
from Allen-Bradley / Rockwell Automation
104-C Reversing Contactors, 12A, Line Side, 110-130V 50/60Hz / 110-130V DC (w/Elec. Coil), 1 N.O. 1 N.C. [See More]
- Standard Rating: IEC
from Radwell International
CONTACTOR CONTACT KIT, MAIN CONTACT SET, 200 AMP, 4 POLE, 1000 VAC, TYPE LC1F1854 AND F2254, IEC. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
- Motor Voltage: 1000
- Continuous Current: 200
- Number of Poles: 4
from Allen-Bradley / Rockwell Automation
104S-C Safety Reversing Contactors, 12A, Line Side, 110V 50Hz / 120V 60Hz, 1 N.O. 5 N.C., Bifurcated Contact [See More]
- Standard Rating: IEC
- Continuous Current: 12
from Radwell International
DISCONTINUED BY MANUFACTURER 2008-10-30, CONTACTOR, IEC, MINI, 9 AMP, 100V 50HZ / 100-120V 60HZ, REVERSING, 3 POLE, 3 PHASE, IEC, DIN RAIL MOUNTABLE, OPEN STYLE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
- Continuous Current: 9
- AC Motor Phase: Three
- Number of Poles: 3
from Allen-Bradley / Rockwell Automation
104S-C Safety Reversing Contactors, 12A, Line Side, 24V DC (w/Elec. Coil), 1 N.O. 5 N.C., Bifurcated Contact [See More]
- Standard Rating: IEC
- Continuous Current: 12
from Radwell International
CONTACT, SINGLE PIECE, 100AMP, FOR 7400 TYPE CONTACTOR. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-E MCS-E Contactor, 1260A, AC1 duty, 100-250V AC 50/60Hz / 100-250V DC Electronic Coil w/ PLC Interface, 1 N.O. 1 N.C. [See More]
- Standard Rating: IEC
from Radwell International
LIGHTING CONTACTOR, NON REVERSABLE, NEMA, SIZE 0, 15/20 AMP, 3 POLE, 24 V 60 HZ, NON COMBINATION , FULL VOLTAGE, IEC, OPEN STYLE, DIN RAIL MOUNTABLE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: NEMA; IEC
- Number of Poles: 3
- Continuous Current: 20
from Allen-Bradley / Rockwell Automation
100S-E MCS-E Safety Contactor, 146A, AC3 duty, 100-250V AC 50/60Hz / 100-250V DC Electronic Coil w/ PLC Interface, 1 N.O. 1 N.C. Standard & 0 N.O. 1 N.C. Lower Power Auxiliary Contacts [See More]
- Standard Rating: IEC
from Radwell International
CONTACTOR 600VAC 20AMP IEC + OPTIONS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
Contactor, Capacitor-Switching, 16A, 240V 60Hz, 2 N.O. Aux. [See More]
- Standard Rating: IEC
- Control Voltage: 240
- Continuous Current: 16
from Radwell International
CONTACTOR 600VAC 32A IEC + OP. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
Contactor, Capacitor-Switching, 16A, 110V 50Hz / 120V 60Hz, 1 N.O., 1 N.C. Aux. [See More]
- Standard Rating: IEC
- Continuous Current: 16
from Radwell International
DISCONTINUED BY MANUFACTURER, CONTACTOR, 600 VAC MAX, 9 AMP MAX, 110/120 VAC 50/60 HZ COIL, IEC, OPEN STYLE, DIN RAIL MOUNTABLE. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
- Motor Voltage: 120 to 600
- Continuous Current: 9
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, Screw Terminals, Line Side, 16A, 1 N.O. 0 N.C. Auxiliary Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Continuous Current: 16
from Radwell International
CONTACTOR, IEC, MSC-E CONTACTOR, 116 A, 100-250V AC/DC, 1 NO 1 NC, WITH BUILT-IN LUGS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, 380V 60Hz, Screw Terminals, Line Side, 16A, 0 N.O. 1 N.C. Auxiliary Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Continuous Current: 16
from Radwell International
CONTACTOR, IEC, MSC-E CONTACTOR, 116 A, 250-500V AC/DC, 1 NO 1 NC, WITH BUILT-IN LUGS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, 24V 50Hz, Screw Terminals, Line Side, 16A, 1 N.O. 0 N.C. Auxiliary Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Continuous Current: 16
from Radwell International
CONTACTOR, IEC, MSC-E CONTACTOR, 190 A, 100-250V AC/DC, 1 NO 1 NC, BAR CONNECTIONS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-C IEC Contactor, 208-240V 60Hz, Screw Terminals, Line Side, 16A, 0 N.O. 1 N.C. Auxiliary Contact Configuration, Single Pack [See More]
- Standard Rating: IEC
- Continuous Current: 16
from Radwell International
CONTACTOR, IEC, MSC-E CONTACTOR, 265 A, 100-250V AC/DC (WITH PLC INPUT), 1 NO 1 NC, BAR CONNECTIONS. FREE 2 YEAR RADWELL WARRANTY [See More]
- Standard Rating: IEC
from Allen-Bradley / Rockwell Automation
100-E MCS-E Contactor, 190A, AC3 duty, 100-250V AC 50/60Hz / 100-250V DC Electronic Coil w/ PLC Interface, 1 N.O. 1 N.C. [See More]
- Standard Rating: IEC
from Selectric, Inc.
Amp ratings; AC3-9, AC1-20, control voltages from 24-660 volts [See More]
- Standard Rating: IEC
- AC Motor Phase: Single
- Device Technology: Electro-mechanical
- Thermal Current: 9
from Schneider Electric
IEC Contactors and Overload Relays. Advanced motor management system for critical processes. Thermal overload relays up to 140A. Available up to 150A for AC3 and 200A for AC1 applications. Available up to 800A for AC3 and 2100A for AC1 applications. Ultra-compact, multifunctional starter for... [See More]
- Standard Rating: IEC
- Continuous Current: 0.1000 to 630
- IEC Size: F; K
from Schneider Electric, Automation & Control
TeSys F - Contactors and reversing contactors up to 450 kW/400 V and 2100 A/AC1. Contactors and reversing contactors up to 450 kW/400 V and 2100 A/AC1. Contactors and reversing contactors: All AC and DC control voltages 50/400 Hz. "Power" connection. Screw connectors. Flexibility by addition of... [See More]
- Standard Rating: IEC
- Continuous Current: 200
- Device Technology: Electro-mechanical
- Thermal Current: 200
from Mitsubishi Electric Automation, Inc.
We offer a complete line up of Motor Controllers to 800A in size. Products are UL and CSA approved as well as meeting the standards of all major markets around the world. A full range of options and accessories are also available. Mitsubishi contactors have been tested with the WS series circuit... [See More]
- Standard Rating: NEMA; IEC
- AC Motor Phase: Single (optional feature); Three (optional feature)
- Device Technology: Solid State
- Continuous Current: 35 to 800
from WorldWide Electric Corporation
Four point AC coil can be wired on top, bottom or diagonally. Direct mount 3RU11 overload relays to create starters. Snap-on auxiliary contacts, surge suppressors and timers. 3RT01 contactors are available with cage clamps on the main terminal connections as well as the auxiliary terminal... [See More]
- Standard Rating: IEC
- Continuous Current: 7 to 20
- AC Motor Phase: Single; Three
from Schneider Electric, Automation & Control
TeSys GC, GY, GF - Modular contactors from 16 up to 100 A. DIN rail contactor in the field of low-voltage final distribution for control & monitoring. -Class-2 insulation: continuous safety for operators and unqualified personnel. - Rating: 16, 25, 40, 63, 100 A. - Number of poles: 1P, 2P, 3P,... [See More]
- Standard Rating: IEC
- AC Motor Phase: Single (optional feature); Three (optional feature)
- Device Technology: Electro-mechanical
- Number of Poles: 1 to 4
from Schneider Electric, Automation & Control
TeSys K - Contactors and reversing contactors up to 7.5kW 400/415V. Common options available for all ratings: 6, 9, 12 A. Control circuits available: AC, DC, low-consumption DC, silent. Applications: 2.2 kW, 4.5 kW, 5.5 kW in AC3 and AC4. Connectors: screw clamp, faston connectors, spring terminals,... [See More]
- Standard Rating: IEC
- Continuous Current: 6
- Device Technology: Electro-mechanical
- Thermal Current: 10 to 20