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TeSys Deca Contactors, TeSys D
Schneider LC1D18Q7 Contactor | TeSys D – 3P(3 NO) – AC-3 – <= 440 V 18 A – 380 V AC coil
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Schneider LC1D18Q7 Contactor
1,938 EGP 3,590 EGP
In stock
CompareSchneider LC1D18Q7 Contactor: An Essential Component for Electrical Systems
In the realm of electrical engineering, precision and reliability are paramount. Whether it’s powering industrial machinery or controlling lighting systems, having the right components is crucial for seamless operation. One such indispensable component is it.
Understanding Contactor Basics
What is a contactor? A contactor is an electrical component used to control the flow of electricity in a circuit. It consists of a coil that, when energized, generates a magnetic field, attracting movable contacts to make or break connections.
Importance of contactors in electrical systems Contactors play a vital role in controlling motors, lighting, heating, and other electrical loads. They ensure smooth operation and protect equipment from overload or short circuits.
Features of Schneider LC1D18Q7 Contactor
it boasts several features that make it a preferred choice in various applications.
Rated current and voltage With a rated operational current of 18 amps and a voltage rating of up to 690 volts, this contactor is capable of handling demanding electrical loads.
Coil voltage The coil voltage options range from 24V to 240V AC/DC, providing flexibility in different voltage environments.
AC and DC operation it is designed for both AC and DC operation, making it versatile for a wide range of applications.
Auxiliary contacts It comes equipped with auxiliary contacts for auxiliary circuits or signaling purposes, enhancing its functionality.
Applications of Schneider LC1D18Q7 Contactor
This contactor finds its application across various industries and systems:
- Industrial machinery: Used in motor control circuits for machines like pumps, conveyors, and compressors.
- HVAC systems: Facilitates the control of heating, ventilation, and air conditioning systems.
- Lighting control: Enables the switching of lighting circuits in commercial and industrial buildings.
Advantages of Using Schneider LC1D18Q7 Contactor
Durability Constructed with high-quality materials, the LC1D18Q7 contactor is built to withstand harsh operating conditions, ensuring long-term reliability.
Safety features It incorporates features like overload protection and arc suppression, safeguarding both equipment and personnel from electrical hazards.
Ease of installation With its compact design and user-friendly terminals, installation is quick and hassle-free, saving time and effort.
Installation Guide for Schneider LC1D18Q7 Contactor
Precautions before installation Before installing the contactor, ensure that the power supply is disconnected and all safety precautions are observed.
Step-by-step installation process
- Mount the contactor securely on a flat surface using appropriate screws.
- Connect the control circuit wires to the coil terminals, ensuring proper polarity.
- Connect the power supply and load wires to the main terminals as per the wiring diagram provided.
| Range of product | TeSys Deca |
|---|---|
| Product or component type | Contactor |
| Device short name | LC1D |
| Contactor application | Resistive load Motor control |
| Utilisation category | AC-3 AC-4 AC-1 AC-3e |
| Poles description | 3P |
| [Ue] rated operational voltage | Power circuit: <= 690 V AC 25…400 Hz Power circuit: <= 300 V DC |
| [Ie] rated operational current | 18 A (at <60 °C) at <= 440 V AC AC-3 for power circuit 32 A (at <60 °C) at <= 440 V AC AC-1 for power circuit 18 A (at <60 °C) at <= 440 V AC AC-3e for power circuit |
| [Uc] control circuit voltage | 380 V AC 50/60 Hz |
| Motor power kW | 4 kW at 220…230 V AC 50/60 Hz (AC-3) 7.5 kW at 380…400 V AC 50/60 Hz (AC-3) 9 kW at 415…440 V AC 50/60 Hz (AC-3) 10 kW at 500 V AC 50/60 Hz (AC-3) 10 kW at 660…690 V AC 50/60 Hz (AC-3) 4 kW at 400 V AC 50/60 Hz (AC-4) 4 kW at 220…230 V AC 50/60 Hz (AC-3e) 7.5 kW at 380…400 V AC 50/60 Hz (AC-3e) 9 kW at 415…440 V AC 50/60 Hz (AC-3e) 10 kW at 500 V AC 50/60 Hz (AC-3e) 10 kW at 660…690 V AC 50/60 Hz (AC-3e) |
|---|---|
| Motor power hp | 1 hp at 115 V AC 50/60 Hz for 1 phase motors 3 hp at 230/240 V AC 50/60 Hz for 1 phase motors 5 hp at 200/208 V AC 50/60 Hz for 3 phases motors 5 hp at 230/240 V AC 50/60 Hz for 3 phases motors 10 hp at 460/480 V AC 50/60 Hz for 3 phases motors 15 hp at 575/600 V AC 50/60 Hz for 3 phases motors |
| Compatibility code | LC1D |
| Pole contact composition | 3 NO |
| Protective cover | With |
| [Ith] conventional free air thermal current | 10 A (at 60 °C) for signalling circuit 32 A (at 60 °C) for power circuit |
| Irms rated making capacity | 140 A AC for signalling circuit conforming to IEC 60947-5-1 250 A DC for signalling circuit conforming to IEC 60947-5-1 300 A at 440 V for power circuit conforming to IEC 60947 |
| Rated breaking capacity | 300 A at 440 V for power circuit conforming to IEC 60947 |
| [Icw] rated short-time withstand current | 145 A 40 °C – 10 s for power circuit 240 A 40 °C – 1 s for power circuit 40 A 40 °C – 10 min for power circuit 84 A 40 °C – 1 min for power circuit 100 A – 1 s for signalling circuit 120 A – 500 ms for signalling circuit 140 A – 100 ms for signalling circuit |
| Associated fuse rating | 10 A gG for signalling circuit conforming to IEC 60947-5-1 50 A gG at <= 690 V coordination type 1 for power circuit 35 A gG at <= 690 V coordination type 2 for power circuit |
| Average impedance | 2.5 mOhm – Ith 32 A 50 Hz for power circuit |
| Power dissipation per pole | 2.5 W AC-1 0.8 W AC-3 0.8 W AC-3e |
| [Ui] rated insulation voltage | Power circuit: 690 V conforming to IEC 60947-4-1 Power circuit: 600 V CSA certified Power circuit: 600 V UL certified Signalling circuit: 690 V conforming to IEC 60947-1 Signalling circuit: 600 V CSA certified Signalling circuit: 600 V UL certified |
| Overvoltage category | III |
| Pollution degree | 3 |
| [Uimp] rated impulse withstand voltage | 6 kV conforming to IEC 60947 |
| Safety reliability level | B10d = 1369863 cycles contactor with nominal load conforming to EN/ISO 13849-1 B10d = 20000000 cycles contactor with mechanical load conforming to EN/ISO 13849-1 |
| Mechanical durability | 15 Mcycles |
| Electrical durability | 1.65 Mcycles 18 A AC-3 at Ue <= 440 V 1 Mcycles 32 A AC-1 at Ue <= 440 V 1.65 Mcycles 18 A AC-3e at Ue <= 440 V |
| Control circuit type | AC at 50/60 Hz |
| Coil technology | Without built-in suppressor module |
| Control circuit voltage limits | 0.3…0.6 Uc (-40…70 °C):drop-out AC 50/60 Hz 0.8…1.1 Uc (-40…60 °C):operational AC 50 Hz 0.85…1.1 Uc (-40…60 °C):operational AC 60 Hz 1…1.1 Uc (60…70 °C):operational AC 50/60 Hz |
| Inrush power in VA | 70 VA 60 Hz cos phi 0.75 (at 20 °C) 70 VA 50 Hz cos phi 0.75 (at 20 °C) |
| Hold-in power consumption in VA | 7.5 VA 60 Hz cos phi 0.3 (at 20 °C) 7 VA 50 Hz cos phi 0.3 (at 20 °C) |
| Heat dissipation | 2…3 W at 50/60 Hz |
| Operating time | 12…22 ms closing 4…19 ms opening |
| Maximum operating rate | 3600 cyc/h 60 °C |
| Maximum operating rate | 3600 cyc/h at 60 °C |
| Connections – terminals | Control circuit: screw clamp terminals 1 1…4 mm² – cable stiffness: flexible without cable end Control circuit: screw clamp terminals 2 1…4 mm² – cable stiffness: flexible without cable end Control circuit: screw clamp terminals 1 1…4 mm² – cable stiffness: flexible with cable end Control circuit: screw clamp terminals 2 1…2.5 mm² – cable stiffness: flexible with cable end Control circuit: screw clamp terminals 1 1…4 mm² – cable stiffness: solid without cable end Control circuit: screw clamp terminals 2 1…4 mm² – cable stiffness: solid without cable end Power circuit: screw clamp terminals 1 1.5…6 mm² – cable stiffness: flexible without cable end Power circuit: screw clamp terminals 2 1.5…6 mm² – cable stiffness: flexible without cable end Power circuit: screw clamp terminals 1 1…6 mm² – cable stiffness: flexible with cable end Power circuit: screw clamp terminals 2 1…4 mm² – cable stiffness: flexible with cable end Power circuit: screw clamp terminals 1 1.5…6 mm² – cable stiffness: solid without cable end Power circuit: screw clamp terminals 2 1.5…6 mm² – cable stiffness: solid without cable end |
| Tightening torque | Power circuit: 1.7 N.m – on screw clamp terminals – with screwdriver flat Ø 6 mm Power circuit: 1.7 N.m – on screw clamp terminals – with screwdriver Philips No 2 Control circuit: 1.7 N.m – on screw clamp terminals – with screwdriver flat Ø 6 mm Control circuit: 1.7 N.m – on screw clamp terminals – with screwdriver Philips No 2 Control circuit: 1.7 N.m – on screw clamp terminals – with screwdriver pozidriv No 2 Power circuit: 1.7 N.m – on screw clamp terminals – with screwdriver pozidriv No 2 |
| Auxiliary contact composition | 1 NO + 1 NC |
| Auxiliary contacts type | type mechanically linked 1 NO + 1 NC conforming to IEC 60947-5-1 type mirror contact 1 NC conforming to IEC 60947-4-1 |
| Signalling circuit frequency | 25…400 Hz |
| Minimum switching voltage | 17 V for signalling circuit |
| Minimum switching current | 5 mA for signalling circuit |
| Insulation resistance | > 10 MOhm for signalling circuit |
| Non-overlap time | 1.5 ms on de-energisation between NC and NO contact 1.5 ms on energisation between NC and NO contact |
| Mounting support | Rail Plate |
| Standards | CSA C22.2 No 14 EN 60947-4-1 EN 60947-5-1 IEC 60947-4-1 IEC 60947-5-1 UL 60947-4-1 IEC 60335-1:Clause 30.2 IEC 60335-2-40:Annex JJ UL 60335-2-40:Annex JJ CSA C22.2 No 60947-4-1 |
|---|---|
| Product certifications | UL CCC CSA Marine UKCA EAC CB Scheme |
| IP degree of protection | IP20 front face conforming to IEC 60529 |
| Protective treatment | TH conforming to IEC 60068-2-30 |
| Climatic withstand | conforming to IACS E10 exposure to damp heat conforming to IEC 60947-1 Annex Q category D exposure to damp heat |
| Permissible ambient air temperature around the device | -40…60 °C 60…70 °C with derating |
| Operating altitude | 0…3000 m |
| Fire resistance | 850 °C conforming to IEC 60695-2-1 |
| Flame retardance | V1 conforming to UL 94 |
| Mechanical robustness | Vibrations contactor open (2 Gn, 5…300 Hz) Vibrations contactor closed (4 Gn, 5…300 Hz) Shocks contactor open (10 Gn for 11 ms) Shocks contactor closed (15 Gn for 11 ms) |
| Height | 77 mm |
| Width | 45 mm |
| Depth | 86 mm |
| Net weight | 0.33 kg |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 5.5 cm |
| Package 1 Width | 9.4 cm |
| Package 1 Length | 11.4 cm |
| Package 1 Weight | 349 g |
| Unit Type of Package 2 | S02 |
| Number of Units in Package 2 | 20 |
| Package 2 Height | 15 cm |
| Package 2 Width | 30 cm |
| Package 2 Length | 40 cm |
| Package 2 Weight | 7.269 kg |
| Warranty | 18 months |
|---|
Main documents
| Datasheet | Download Datasheet |
| Product datasheet | LC1D18Q7 |
| Download | |
| Download | |
| Download | |
| Environmental disclosure | Download |
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