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Combination of contactors

Combination of contactors: Technical Solutions for Motor Control and Load Switching

Combination of contactors, also known as contactor assemblies, motor starter combinations, or contactor combinations, are integrated units that combine a contactor with protective devices such as circuit breakers, overload relays, or disconnectors. These assemblie...

Combination of contactors: Technical Solutions for Motor Control and Load Switching

Combination of contactors, also known as contactor assemblies, motor starter combinations, or contactor combinations, are integrated units that combine a contactor with protective devices such as circuit breakers, overload relays, or disconnectors. These assemblies are designed for motor control, load switching, and circuit protection in industrial automation systems. They typically feature rated operational voltages up to 690V AC, rated currents from 9A to 630A, and various pole configurations including 3P and 4P. The contactors within these combinations are characterized by their utilization categories (AC-3 for motors, AC-1 for resistive loads), mechanical endurance exceeding 10 million operations, and coil voltages ranging from 24V DC to 690V AC. The integrated protective components ensure short-circuit protection with breaking capacities up to 100kA and overload protection with adjustable thermal or electronic settings. These assemblies are available in compact designs for panel mounting or modular configurations for DIN rail installation, often including auxiliary contacts, shunt trips, and undervoltage releases for enhanced functionality.

Applications and Sectors: Combination of contactors are essential in industrial environments such as manufacturing plants, water treatment facilities, HVAC systems, and material handling equipment. They are deployed in motor control centers (MCCs), distribution boards, and automation panels for controlling pumps, fans, conveyors, compressors, and other rotating machinery. In commercial buildings, they manage lighting and HVAC loads, while in renewable energy systems, they control inverters and power conditioning units. Their robust design makes them suitable for harsh conditions with IP20 to IP65 protection ratings, ensuring reliable operation in dusty or humid environments.

Subcategories and Key Articles: This category includes subcategories like contactor-circuit breaker combinations, contactor-overload relay combinations, and integrated motor starters. Key article codes often follow patterns such as "3RT2" for Siemens Sirius combinations, "LC1" for Schneider TeSys contactor assemblies, or "A" series for ABB contactor combinations. For example, the Siemens 3RT2026-1BB40 is a contactor combination rated at 32A for motor starting, while the Schneider LC1D32P7 includes a thermal overload relay. These codes typically indicate the rated current, coil voltage, and accessory options, allowing engineers to select precise configurations for their applications.

Business Benefits and Support: At Electric Automation Network, we offer express worldwide shipping and specialized technical support from our team of industrial automation engineers. Our multilingual portal provides real-time pricing, detailed technical documentation for each article, and personalized assistance to help you select the right combination of contactors for your motor control needs. Whether you require standard assemblies or customized solutions, our engineers ensure optimal performance and compliance with international standards.

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Manufacturer Code Reference Catalog Number Description Delivery Price

3RA2338-8XB30-1AC2

3RA2338-8XB30-1AC2

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reversing contactor assembly, AC-3e/AC-3, 80 A, 37 kW / 400 V, 3-pole, 24 V AC, 50/60 Hz, screw terminal, electrical and mechanical interlock, auxiliary contacts: 2 x 1 NO

COMB. INVERTER, AC3:37KW/400V, AC 24V, 50/60 HZ, 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED. Manufactured to order. Non-Cancelable Non-Returnable.

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3RA2323-8XB30-1AP6

3RA2323-8XB30-1AP6

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Reversing contactor assembly AC-3, 4 kW/400 V 220 V AC 50 Hz/240 V 60 Hz, 3-pole Size S0, screw terminal electrical and mechanical interlock

COMB. INV., AC3, 4KW/400V AC 220V 50 HZ / 240V 60 HZ, 3POL, SIZE S0 ELECTR INTERLOCKING SCREW TERMINALS. AND MEC. 2X 1NA FREE IN BASE AP. Manufactured to order. Non-Cancelable Non-Returnable.

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3RA2338-8XB30-1AP6

3RA2338-8XB30-1AP6

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reversing contactor assembly, AC-3e/AC-3, 80 A, 37 kW / 400 V, 3-pole, 220 V AC, 50 Hz / 240 V, 60 Hz, screw terminal, electrical and mechanical interlock, auxiliary contacts: 2 x 1 NO

COMB. INVERTER, AC3:37KW/400V, AC 220V 50HZ 240V 60HZ, 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED. Manufactured to order. Non-Cancelable Non-Returnable.

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3RA2337-8XB30-1AC2

3RA2337-8XB30-1AC2

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reversing contactor assembly, AC-3e/AC-3, 65 A, 30 kW / 400 V, 3-pole, 24 V AC, 50/60 Hz, screw terminal, electrical and mechanical interlock, auxiliary contacts: 2 x 1 NO

COMB. INVERTER, AC3:30KW/400V, AC 24V, 50/60 HZ, 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED. Manufactured to order. Non-Cancelable Non-Returnable.

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3RA2336-8XB30-1AP6

3RA2336-8XB30-1AP6

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reversing contactor assembly, AC-3e/AC-3, 51 A, 22 kW / 400 V, 3-pole, 220 V AC, 50 Hz / 240 V, 60 Hz, screw terminal, electrical and mechanical interlock, auxiliary contacts: 2 x 1 NO

COMB. INVERTER, AC3:22KW/400V, AC 220V 50HZ 240V 60 HZ, 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED. Manufactured to order. Non-Cancelable Non-Returnable.

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3RA2323-8XB30-1BB4

3RA2323-8XB30-1BB4

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Reversing contactor assembly, AC-3, 4 kW 400 V, 24 V DC 3-pole, Size S0 screw terminal electrical and mechanical interlock 2 NO integrated

COMB. INV., AC3, 4KW/400V DC 24V 3POL, SIZE S0 ELECTR INTERLOCKING SCREW TERMINALS. AND MEC. 2X 1NA FREE IN BASE AP. Manufactured to order. Non-Cancelable Non-Returnable.

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3RA2336-8XB30-1KB4

3RA2336-8XB30-1KB4

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Reversing contactor assembly, AC-3, 22 kW 400 V, 0.7...1.25 US DC, 24 V DC 3-pole, Size S2 screw terminal electrical and mechanical interlock 2 NO integrated Varistor mounted

COMB. INV., AC3: 22 KW/400V, DC 0,7...1,25 US, DC 24 V 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED .. Manufactured to order. Non-Cancelable Non-Returnable.

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3RA2337-8XB30-1KB4

3RA2337-8XB30-1KB4

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reversing contactor assembly, AC-3e/AC-3, 65 A, 30 kW / 400 V, 3-pole, 24 V DC, 0.7-1.25*Us, with varistor plugged on, screw terminal, electrical and mechanical interlock, auxiliary contacts: 2 x 1 NO

COMB. INV., AC3: 30 KW/400V, DC 0,7...1,25 US, DC 24 V 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED .. Manufactured to order. Non-Cancelable Non-Returnable.

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3RA2336-8XB30-1AC2

3RA2336-8XB30-1AC2

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reversing contactor assembly, AC-3e/AC-3, 41 A, 18.5 kW / 400 V, 3-pole, 24 V AC, 50/60 Hz, screw terminal, electrical and mechanical interlock, auxiliary contacts: 2 x 1 NO

COMB. INVERTER, AC3:22KW/400V, AC 24V, 50/60 HZ, 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3RA2337-8XB30-1AP6

3RA2337-8XB30-1AP6

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reversing contactor assembly, AC-3e/AC-3, 65 A, 30 kW / 400 V, 3-pole, 220 V AC, 50 Hz / 240 V, 60 Hz, screw terminal, electrical and mechanical interlock, auxiliary contacts: 2 x 1 NO

COMB. INVERTER, AC3:30KW/400V, AC 220V 50HZ 240V 60 HZ, 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3RA2335-8XB30-1KB4

3RA2335-8XB30-1KB4

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Reversing contactor assembly, AC-3, 18.5 kW 400 V, 0.7...1.25 US DC, 24 V DC 3-pole, Size S2 screw terminal electrical and mechanical interlock 2 NO integrated Varistor mounted

COMB. INV., AC3:18,5KW/400V, DC 0,7...1,25 US, DC 24 V 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED .. Manufactured to order. Non-Cancelable Non-Returnable.

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3RA2425-8XF32-1AK6

3RA2425-8XF32-1AK6

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Contactor assembly for star-delta (wye-delta) start AC-3, 15/18 kW/400 V, 110 V AC 50 Hz/120 V, 60Hz, 3-pole Size S0, screw terminals electrical and mechanical interlock 3 NO+3 NC integrated

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3RA2335-8XB30-1AC2

3RA2335-8XB30-1AC2

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Reversing contactor assembly, AC-3, 18.5 kW 400 V, 24 V AC, 50/60 Hz 3-pole, Size S2 screw terminal electrical and mechanical interlock 2 NO integrated

COMB. INV., AC3:18,5KW/400V, AC 24V, 50/60 HZ, 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED. Manufactured to order. Non-Cancelable Non-Returnable.

 		3 View Availability View Price

3RA2335-8XB30-1AP6

3RA2335-8XB30-1AP6

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Reversing contactor assembly, AC-3, 18.5 kW 400 V, 220 V AC/50 Hz/240 V AC/60 Hz 3-pole, Size S2 screw terminal electrical and mechanical interlock 2 NO integrated

COMB. INV., AC3:18,5KW/400V, AC 220V 50HZ 240V 60 HZ, 3POL, TAM. S2 INTERLOCK SCREW TERMINALS. ELECTRICAL AND MECHANICAL 2NA INTEGRATED. Manufactured to order. Non-Cancelable Non-Returnable.

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GJL1211901R0013

GJL1211901R0013

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VB6-30-01-03 Mini Reversing Contactor

VB6-30-01 MINI INVERTER 48VAC TOR,

VB6-30-01-03 Mini Reversing Contactor 48 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211901R8015

GJL1211901R8015

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VB6-30-01-85 Mini Reversing Contactor

VB6-30-01 MINI INVERTER 380-415V 40-450H

VB6-30-01-85 Mini Reversing Contactor 380 ... 415 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211911R8004

GJL1211911R8004

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VB6A-40-00-84 Mini Reversing Contactor

VB6A-40-00 MINI BOB INVERTER. 110-127VAC

VB6A-40-00-84 Mini Reversing Contactor 110 ... 127 V AC - 4 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211911R8014

GJL1211911R8014

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VB6A-30-01-84 Mini Reversing Contactor

VB6A-30-01 MINI INVERTER 110VAC, TOR

VB6A-30-01-84 Mini Reversing Contactor 110 ... 127 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211911R8015

GJL1211911R8015

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VB6A-30-01-85 Mini Reversing Contactor

VB6A-30-01 MINI INVERTER 380-415 VAC,TOR

VB6A-30-01-85 Mini Reversing Contactor 380 ... 415 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211911R8104

GJL1211911R8104

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VB6A-30-10-84 Mini Reversing Contactor

VB6A-30-10 MINI INVERTER 110-127VC.A.

VB6A-30-10-84 Mini Reversing Contactor 110 ... 127 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211911R8105

GJL1211911R8105

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VB6A-30-10-85 Mini Reversing Contactor

VB6A-30-10 MINI INVERTER AT 380 V

VB6A-30-10-85 Mini Reversing Contactor 380 ... 415 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211913R0011

GJL1211913R0011

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VB6A-30-01-F-01 Mini Reversing Contactor

VB6A-30-01F MINI INVERTER 24V 40-450Hz F

VB6A-30-01-F-01 Mini Reversing Contactor 24 V AC - 3 NO - 0 NC - Flat-Pin Connections

 		3 View Availability View Price

GJL1211913R0101

GJL1211913R0101

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VB6A-30-10-F-01 Mini Reversing Contactor

VB6A-30-10F MINI INVERTER 24V 40-450Hz F

VB6A-30-10-F-01 Mini Reversing Contactor 24 V AC - 3 NO - 0 NC - Flat-Pin Connections

 		3 View Availability View Price

GJL1211901R0011

GJL1211901R0011

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VB6-30-01-01 Mini Reversing Contactor

VB6-30-01 MINI INVERTER 24V-50/60 TOR.

VB6-30-01-01 Mini Reversing Contactor 24 V AC - 3 NO - 0 NC - Screw Terminals

 		2 View Availability View Price

GJL1211901R0012

GJL1211901R0012

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VB6-30-01-02 Mini Reversing Contactor

VB6-30-01 MINI INVERTER 42VAC TOR.

VB6-30-01-02 Mini Reversing Contactor 42 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211901R8014

GJL1211901R8014

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VB6-30-01-84 Mini Reversing Contactor

VB6-30-01 MINI INVERTER 110V-50/60 TOR

VB6-30-01-84 Mini Reversing Contactor 110 ... 127 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211901R0101

GJL1211901R0101

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VB6-30-10-01 Mini Reversing Contactor

VB6-30-10 MINI INVERTER 24V. 50/60 TOR.

VB6-30-10-01 Mini Reversing Contactor 24 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211901R0103

GJL1211901R0103

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VB6-30-10-03 Mini Reversing Contactor

VB6-30-10 MINI INVERTER 48V-50/60 TOR.

VB6-30-10-03 Mini Reversing Contactor 48 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

GJL1211911R0011

GJL1211911R0011

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VB6A-30-01-01 Mini Reversing Contactor

VB6A-30-01 MINI INVERTER 24 V 40-450 Hz

VB6A-30-01-01 Mini Contactors 24 V AC - 3 NO - 0 NC - Screw Terminals

 		2 View Availability View Price

GJL1211911R0012

GJL1211911R0012

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VB6A-30-01-02 Mini Reversing Contactor

VB6A-30-01 MINI INVERTER 42V 40-450Hz

VB6A-30-01-02 Mini Reversing Contactor 42 V AC - 3 NO - 0 NC - Screw Terminals

 		3 View Availability View Price

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