LC1D Contactor | 3P | 12A | 5.5kW | 230VAC | AC 50/60Hz coil | 3NO auxiliary contacts | Screw terminals
Code: LC1D12P73-pole contactor designed for controlling electric motors, lighting, heating, ventilation, pumps, and other electrical loads. The contactor features a 12A rated current, 3 main normally open contacts, a 230VAC 50/60Hz control coil, and screw terminals, making it suitable for standard automation, control, and power distribution circuits.-
LC1D Contactor 3P 12A – 5.5kW, 230VAC AC 50/60Hz coil, 3NO contacts, screw terminals
LC1D 3-pole contactor, designed for the control of electric motors, lighting, heating, ventilation, pumps, and other electrical loads. The contactor features a 12A rated current, 3 main normally open contacts, a 230VAC AC 50/60Hz control coil, and screw terminals, making it suitable for standard automation, control, and power distribution schemes.
Key concept:
This contactor is used when you need to remotely switch on or off a three-phase electrical load. The 230VAC coil allows the contactor to be controlled by standard control voltage, and the 3NO main contacts are designed for switching three-phase circuits.Number of poles
3PRated current
12ACoil voltage
230VAC AC 50/60HzPower
5.5kWOperating principle
The contactor operates on an electromagnetic principle. When control voltage is applied to the 230VAC coil, the contactor's electromagnet attracts the mechanism and closes the main normally open contacts. This switches on the controlled load, such as an electric motor, pump, fan, or other three-phase equipment.
When the control voltage is removed from the coil, the contactor disengages and the main contacts open again. This allows for convenient control of higher-power circuits via buttons, relays, automation controllers, timers, sensors, or other control systems.
What are the benefits of the LC1D contactor?
The contactor allows for safe and convenient remote load control. It is frequently used in automation cabinets, motor control circuits, pump management, ventilation systems, and industrial electrical control solutions.Technical parameters
Series / type LC1D Contactor Number of poles 3P Rated current 12A Power 5.5kW Coil voltage 230VAC Coil type AC 50/60Hz Main contacts 3NO contacts Contact purpose For switching three-phase loads on/off Terminal type Screw terminals Weight 0.353 kg Area of use Control of motors, pumps, fans, lighting, and automation circuits Where is it used?
- For electric motor control – for switching motors on, off, and in automatic control schemes.
- For pump control – in water, heating, technological, or circulation pump circuits.
- In ventilation systems – for controlling fans, air supply, or extraction devices.
- In lighting circuits – for switching larger lighting groups via a control system.
- In automation panels – in industrial, commercial, and technical electrical control solutions.
Practical installation example
For example, the contactor is installed in a control panel and used to control a three-phase pump or fan. A 230VAC control voltage is applied to the contactor's coil from a button, relay, pressure switch, float switch, automation controller, or other control element.
When the control signal is activated, the contactor closes the 3 main contacts and switches on the load. When the signal disappears, the contactor disengages and the load is switched off.
Use case by professional
For the electrician: a convenient component in electrical panels when trifase loads need to be controlled via buttons, relays, automation controllers, or safety devices.
For the automation specialist: suitable for motor, pump, fan, and technological process control circuits where reliable electromagnetic switching is required.
For the engineer/designer: can be used when designing automation schemes for motor control, heating, ventilation, water supply, or industrial equipment.
For facility and industrial sites: a suitable solution for workshops, production areas, technical zones, pump stations, ventilation nodes, and other electrical control systems.
Pros
- 3-pole construction – suitable for controlling three-phase loads.
- 12A rated current – frequently used for small to medium power loads.
- 5.5kW power – suitable for many standard motor control solutions.
- 230VAC coil – convenient for use in standard control circuits.
- AC 50/60Hz coil – suitable for standard electrical grids.
- Screw terminals – reliable wire connection in the electrical panel.
- Compact weight – 0.353 kg, convenient for mounting in control cabinets.
- Wide application – motors, pumps, fans, lighting, and automation.
Cons / limitations
- No integrated motor protection – motors usually require an additional thermal relay or automatic protection.
- 230VAC coil only – not suitable for circuits using 24V, 48V, or other control voltages.
- Proper load selection required – essential to evaluate load type, startup currents, and duty cycle.
- Screw terminals must be tightened properly – poor contact can cause overheating.
- Contactor is not final protection – it switches the circuit but does not replace fuses or automatic circuit breakers.
Safety and installation notes
The contactor is an electrical control device, therefore its selection and installation must be performed according to the load type, current, voltage, control scheme, and applicable electrical safety regulations.
- Installation must be performed by a qualified electrician in compliance with electrical safety standards.
- Before installation, always disconnect the power supply and ensure there is no voltage in the circuit.
- Check the coil voltage – this contactor is designed for 230VAC AC 50/60Hz control.
- Load must not exceed the contactor's rated parameters – evaluate not just the current, but also the load type.
- Additional protection is recommended for motor control – a thermal relay, motor protection switch, or other appropriate protection device.
- Terminals must be properly tightened, and wire cross-section chosen according to load and installation conditions.
Quick selection guide
3P 12A contactor with 230VAC coil is suitable when you need to control a three-phase load via a 230V control circuit. It is a practical choice for pumps, fans, motors, lighting groups, and control schemes mounted in automation panels.
Contacts
3NOCurrent
12ACoil
230VACTerminals
ScrewSuitable when you need:- three-phase load control;
- 230VAC control coil;
- a contactor for a pump, fan, or motor;
- 3 normally open main contacts;
- a reliable component for an automation or electrical control panel.
Check before installation:- is 12A current sufficient for the specific load;
- does 5.5kW power match the controlled motor's parameters;
- is 230VAC voltage used in the control circuit;
- is an additional thermal relay or motor protection required;
- are wire cross-section and protection devices selected according to the load.
Important reminder:
The contactor is intended for load switching, but it does not replace an automatic circuit breaker, fuse, or motor protection. The final scheme must be coordinated with the load, protections, and electrical safety requirements.FAQ – Frequently Asked Questions
What is this contactor for?
It is intended for switching electrical loads on and off, most commonly for controlling three-phase motors, pumps, fans, lighting groups, or other automation circuits.What do 3NO contacts mean?
3NO means three normally open main contacts. When the contactor coil is not energized, the contacts are open. When the coil is energized, the contacts close and switch on the load.Is this contactor suitable for a motor?
Yes, it can be used for motor control, but it is necessary to check the motor's power, current, startup conditions, and use appropriate protection, such as a thermal relay or a motor protection switch.What is the coil voltage?
The contactor has a 230VAC AC 50/60Hz coil, so the control circuit must be adapted for 230V AC voltage.Does the contactor protect the motor from overload?
No. The contactor only switches the load on and off. For motor protection, an additional thermal relay, motor protection switch, or other appropriate protection device is required.What terminals are used?
This contactor uses screw terminals; therefore, wires must be properly selected, inserted, and tightened according to installation requirements.A reliable contactor for controlling motors, pumps, and automation circuits
The 3P 12A contactor with a 230VAC AC 50/60Hz coil is a practical choice for electrical control systems where you need to switch three-phase loads via a control circuit.
Due to its 3NO main contacts, 12A rated current, 5.5kW power, screw terminals, and broad applicability, this contactor is suitable for automation panels, motor control, pump systems, ventilation, lighting control, and various industrial electrical solutions.
Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.ManufacturerThis product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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