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This LC1-D Series AC Contactor is a robust, high-efficiency electrical switching device purpose-built for industrial motor control applications, designed for industrial equipment manufacturers, automation system integrators, HVAC engineering contractors, and power distribution project providers. It delivers safe, reliable make-and-break operation for AC motor circuits, providing seamless power control and protection against electrical faults for pumps, fans, compressors, conveyors, and other industrial motor-driven equipment. Engineered for energy efficiency and extended service life, this contactor features a wide current rating range from 9A to 630A, with a modular design that supports flexible configuration for diverse industrial control systems. It is a core component for motor control centers, switchgear, and automation panels, delivering consistent performance to reduce operational downtime and lower total cost of ownership for industrial operators.
This industrial motor control AC contactor is available in models ranging from 9A to 630A, supporting 3-phase motors from 2.2kW to 75kW at 380V AC3 rating. This broad range eliminates the need for multiple component lines for equipment manufacturers, simplifying inventory management and reducing procurement costs.
The low-power consumption coil complies with IE3 international efficiency standards, reducing standby energy loss by up to 40% compared to standard contactors. This delivers significant long-term energy cost savings for industrial facilities with large numbers of motor control systems operating continuously.
It delivers up to 1,000,000 electrical operations at rated AC3 current, and up to 10,000,000 mechanical operations, minimizing replacement frequency and maintenance downtime for industrial production lines and critical infrastructure.
The fully modular design supports easy installation with removable auxiliary contacts, surge suppressors, and thermal relay mounting, enabling custom configuration for star-delta starters, direct-on-line starters, and reversible motor control circuits. This flexibility streamlines panel building for system integrators.
With an IP20 protection rating, finger-safe terminals, and a flame-retardant housing, it delivers robust protection against accidental contact and dust ingress, enhancing on-site operator safety and compliance with industrial electrical safety regulations.
Parameter | Specification |
Rated Working Current (AC3) | 9A to 630A (Model Dependent) |
Control Coil Voltage | 24V to 690V AC, 50/60Hz |
Standard 3-Phase Motor Power (380V AC3) | 4kW to 45kW (LC1-D09 to D95) |
Contact Configuration | 3P+NO, 3P+NC, 3P+NO+NC (Customizable) |
Electrical Life (AC3) | Up to 1,000,000 Operations |
Mechanical Life | Up to 10,000,000 Operations |
Protection Rating | IP20 |
Coil Efficiency Standard | IE3 Compliant |
Operating Frequency | Up to 1200 Operations/Hour |
Compatible Accessories | Auxiliary Contacts, Thermal Relays, Surge Suppressors |
Certifications | CE, RoHS, ISO |
This 3 phase AC magnetic contactor is widely used across industrial and commercial sectors, including motor control systems for manufacturing plants (pumps, fans, compressors, conveyor systems, and CNC machinery); commercial HVAC systems (air handling units, chillers, and boilers for office buildings, shopping malls, and hospitals); power distribution systems (switchboards, motor control centers, and control panels for industrial and utility projects); renewable energy installations (solar and wind power generation systems, generator and transformer control); and automated production lines in the automotive, food and beverage, and textile industries.
We offer comprehensive OEM/ODM and customized solutions for our industrial and commercial partners, tailored to specific application and project requirements. Our services include custom contact configuration engineering, tailored control coil voltage options for regional standards, brand logo laser engraving and packaging customization, pre-assembled contactor and thermal relay combinations for motor starter kits, custom labeling and technical documentation for brand alignment, and specialized material and coating options for harsh environmental applications. Our engineering team works closely with partners to deliver bespoke solutions that meet strict industry standards and project timelines.
Type | LC1 | |||||
D09 | D12 | D18 | D25 | D32 | ||
Rated working current (A) | AC3 | 9 | 12 | 18 | 25 | 32 |
AC4 | 3.5 | 5 | 7.7 | 8.5 | 12 | |
Standard power ratings of | 220/230V | 2.2 | 3 | 4 | 5.5 | 7.5 |
380/400V | 4 | 5.5 | 7.5 | 11 | 15 | |
415V | 4 | 5.5 | 9 | 11 | 15 | |
500V | 5.5 | 7.5 | 10 | 15 | 18.5 | |
660/690V | 5.5 | 7.5 | 10 | 15 | 18.5 | |
Rated heat current (A) | 20 | 20 | 32 | 40 | 50 | |
Electrical life | AC3(x104) | 100 | 100 | 100 | 100 | 800 |
AC4(x104) | 20 | 20 | 20 | 20 | 20 | |
Mechanical life (x104)4 | 1000 | 1000 | 1000 | 20 | 800 | |
Number of the contacts | 3P+NO | |||||
3P+NC | ||||||
Type | LC1 | |||||
D40 | D50 | D65 | D80 | D95 | ||
Rated working current (A) | AC3 | 40 | 50 | 65 | 80 | 95 |
AC4 | 18.5 | 24 | 28 | 37 | 44 | |
Standard power ratings of | 220/230V | 11 | 15 | 18.5 | 22 | 25 |
380/400V | 18.5 | 22 | 30 | 37 | 45 | |
415V | 22 | 25 | 37 | 45 | 45 | |
500V | 22 | 30 | 37 | 55 | 55 | |
660/690V | 30 | 33 | 37 | 45 | 55 | |
Rated heat current (A) | 60 | 80 | 80 | 125 | 125 | |
Electrical life | AC3(x104) | 80 | 60 | 60 | 60 | 60 |
AC4(x104) | 15 | 15 | 15 | 10 | 10 | |
Mechanical life (x104)4 | 800 | 800 | 800 | 600 | 600 | |
Number of the contacts | 3P+NC+NO | |||||
Standard Control Circuit Voltage
Volts | 24 | 42 | 48 | 110 | 220 | 230 | 240 | 380 | 400 | 415 | 440 | 500 | 600 |
50Hz | B5 | D5 | E5 | F5 | M5 | P5 | U5 | Q5 | V5 | N5 | R5 | S5 | Y5 |
60Hz | B6 | D6 | E6 | F6 | M6 | - | U6 | Q6 | - | - | R6 | - | - |
50/60Hz | B7 | D7 | E7 | F7 | M7 | P7 | U7 | Q7 | V7 | N7 | R7 | - | - |
Outline and Mounting Dimension
Type | A | B | C | D | E | a | b | φ |
LC1-D09--12 | 47 | 76 | 82 | 113 | 133 | 34/35 | 50/60 | 4.5 |
LC1-D18 | 47 | 76 | 87 | 118 | 138 | 34/35 | 50/60 | 4.5 |
LC1-D25 | 57 | 86 | 95 | 126 | 146 | 40 | 48 | 4.5 |
LC1-D32 | 57 | 86 | 100 | 131 | 151 | 40 | 48 | 4.5 |
LC1-D40--65 | 77 | 129 | 116 | 145 | 165 | 40 | 100/110 | 6.5 |
LC1-D80--95 | 87 | 129 | 127 | 175 | 195 | 40 | 100/110 | 6.5 |
It delivers up to 1,000,000 electrical operations at rated AC3 current, ensuring long-term reliable performance in industrial motor control applications.
Yes, it is fully compatible with star-delta starting systems, with optional auxiliary contacts available to support the required circuit configuration.
It supports AC coil voltages from 24V to 690V, with standard 50/60Hz frequency compatibility to meet global industrial power supply standards.
Overload protection is provided by a separate thermal relay, which can be directly mounted to the contactor for a compact, integrated motor protection solution.
This LC1-D Series AC Contactor is a robust, high-efficiency electrical switching device purpose-built for industrial motor control applications, designed for industrial equipment manufacturers, automation system integrators, HVAC engineering contractors, and power distribution project providers. It delivers safe, reliable make-and-break operation for AC motor circuits, providing seamless power control and protection against electrical faults for pumps, fans, compressors, conveyors, and other industrial motor-driven equipment. Engineered for energy efficiency and extended service life, this contactor features a wide current rating range from 9A to 630A, with a modular design that supports flexible configuration for diverse industrial control systems. It is a core component for motor control centers, switchgear, and automation panels, delivering consistent performance to reduce operational downtime and lower total cost of ownership for industrial operators.
This industrial motor control AC contactor is available in models ranging from 9A to 630A, supporting 3-phase motors from 2.2kW to 75kW at 380V AC3 rating. This broad range eliminates the need for multiple component lines for equipment manufacturers, simplifying inventory management and reducing procurement costs.
The low-power consumption coil complies with IE3 international efficiency standards, reducing standby energy loss by up to 40% compared to standard contactors. This delivers significant long-term energy cost savings for industrial facilities with large numbers of motor control systems operating continuously.
It delivers up to 1,000,000 electrical operations at rated AC3 current, and up to 10,000,000 mechanical operations, minimizing replacement frequency and maintenance downtime for industrial production lines and critical infrastructure.
The fully modular design supports easy installation with removable auxiliary contacts, surge suppressors, and thermal relay mounting, enabling custom configuration for star-delta starters, direct-on-line starters, and reversible motor control circuits. This flexibility streamlines panel building for system integrators.
With an IP20 protection rating, finger-safe terminals, and a flame-retardant housing, it delivers robust protection against accidental contact and dust ingress, enhancing on-site operator safety and compliance with industrial electrical safety regulations.
Parameter | Specification |
Rated Working Current (AC3) | 9A to 630A (Model Dependent) |
Control Coil Voltage | 24V to 690V AC, 50/60Hz |
Standard 3-Phase Motor Power (380V AC3) | 4kW to 45kW (LC1-D09 to D95) |
Contact Configuration | 3P+NO, 3P+NC, 3P+NO+NC (Customizable) |
Electrical Life (AC3) | Up to 1,000,000 Operations |
Mechanical Life | Up to 10,000,000 Operations |
Protection Rating | IP20 |
Coil Efficiency Standard | IE3 Compliant |
Operating Frequency | Up to 1200 Operations/Hour |
Compatible Accessories | Auxiliary Contacts, Thermal Relays, Surge Suppressors |
Certifications | CE, RoHS, ISO |
This 3 phase AC magnetic contactor is widely used across industrial and commercial sectors, including motor control systems for manufacturing plants (pumps, fans, compressors, conveyor systems, and CNC machinery); commercial HVAC systems (air handling units, chillers, and boilers for office buildings, shopping malls, and hospitals); power distribution systems (switchboards, motor control centers, and control panels for industrial and utility projects); renewable energy installations (solar and wind power generation systems, generator and transformer control); and automated production lines in the automotive, food and beverage, and textile industries.
We offer comprehensive OEM/ODM and customized solutions for our industrial and commercial partners, tailored to specific application and project requirements. Our services include custom contact configuration engineering, tailored control coil voltage options for regional standards, brand logo laser engraving and packaging customization, pre-assembled contactor and thermal relay combinations for motor starter kits, custom labeling and technical documentation for brand alignment, and specialized material and coating options for harsh environmental applications. Our engineering team works closely with partners to deliver bespoke solutions that meet strict industry standards and project timelines.
Type | LC1 | |||||
D09 | D12 | D18 | D25 | D32 | ||
Rated working current (A) | AC3 | 9 | 12 | 18 | 25 | 32 |
AC4 | 3.5 | 5 | 7.7 | 8.5 | 12 | |
Standard power ratings of | 220/230V | 2.2 | 3 | 4 | 5.5 | 7.5 |
380/400V | 4 | 5.5 | 7.5 | 11 | 15 | |
415V | 4 | 5.5 | 9 | 11 | 15 | |
500V | 5.5 | 7.5 | 10 | 15 | 18.5 | |
660/690V | 5.5 | 7.5 | 10 | 15 | 18.5 | |
Rated heat current (A) | 20 | 20 | 32 | 40 | 50 | |
Electrical life | AC3(x104) | 100 | 100 | 100 | 100 | 800 |
AC4(x104) | 20 | 20 | 20 | 20 | 20 | |
Mechanical life (x104)4 | 1000 | 1000 | 1000 | 20 | 800 | |
Number of the contacts | 3P+NO | |||||
3P+NC | ||||||
Type | LC1 | |||||
D40 | D50 | D65 | D80 | D95 | ||
Rated working current (A) | AC3 | 40 | 50 | 65 | 80 | 95 |
AC4 | 18.5 | 24 | 28 | 37 | 44 | |
Standard power ratings of | 220/230V | 11 | 15 | 18.5 | 22 | 25 |
380/400V | 18.5 | 22 | 30 | 37 | 45 | |
415V | 22 | 25 | 37 | 45 | 45 | |
500V | 22 | 30 | 37 | 55 | 55 | |
660/690V | 30 | 33 | 37 | 45 | 55 | |
Rated heat current (A) | 60 | 80 | 80 | 125 | 125 | |
Electrical life | AC3(x104) | 80 | 60 | 60 | 60 | 60 |
AC4(x104) | 15 | 15 | 15 | 10 | 10 | |
Mechanical life (x104)4 | 800 | 800 | 800 | 600 | 600 | |
Number of the contacts | 3P+NC+NO | |||||
Standard Control Circuit Voltage
Volts | 24 | 42 | 48 | 110 | 220 | 230 | 240 | 380 | 400 | 415 | 440 | 500 | 600 |
50Hz | B5 | D5 | E5 | F5 | M5 | P5 | U5 | Q5 | V5 | N5 | R5 | S5 | Y5 |
60Hz | B6 | D6 | E6 | F6 | M6 | - | U6 | Q6 | - | - | R6 | - | - |
50/60Hz | B7 | D7 | E7 | F7 | M7 | P7 | U7 | Q7 | V7 | N7 | R7 | - | - |
Outline and Mounting Dimension
Type | A | B | C | D | E | a | b | φ |
LC1-D09--12 | 47 | 76 | 82 | 113 | 133 | 34/35 | 50/60 | 4.5 |
LC1-D18 | 47 | 76 | 87 | 118 | 138 | 34/35 | 50/60 | 4.5 |
LC1-D25 | 57 | 86 | 95 | 126 | 146 | 40 | 48 | 4.5 |
LC1-D32 | 57 | 86 | 100 | 131 | 151 | 40 | 48 | 4.5 |
LC1-D40--65 | 77 | 129 | 116 | 145 | 165 | 40 | 100/110 | 6.5 |
LC1-D80--95 | 87 | 129 | 127 | 175 | 195 | 40 | 100/110 | 6.5 |
It delivers up to 1,000,000 electrical operations at rated AC3 current, ensuring long-term reliable performance in industrial motor control applications.
Yes, it is fully compatible with star-delta starting systems, with optional auxiliary contacts available to support the required circuit configuration.
It supports AC coil voltages from 24V to 690V, with standard 50/60Hz frequency compatibility to meet global industrial power supply standards.
Overload protection is provided by a separate thermal relay, which can be directly mounted to the contactor for a compact, integrated motor protection solution.
