Schneider LC1D38Q7 Contactor: A Reliable Solution for Your Electrical Needs
In the realm of electrical engineering, efficiency, reliability, and safety are paramount concerns. Whether you’re dealing with industrial machinery, HVAC systems, or lighting control, having the right components can make all the difference. One such crucial component is the contactor, and among the myriad options available, the Schneider LC1D38Q7 stands out as a top choice for discerning professionals.
Understanding Contactor Basics
What is a contactor?
A contactor is an electrical device primarily used for switching an electrical circuit on or off. It consists of a set of contacts that are opened or closed by the electromagnetic coil when power is applied.
Importance of contactors in electrical systems
Contactors play a vital role in controlling the flow of electricity within various systems, ensuring smooth operation and preventing damage due to overload or short circuits.
Features of Schneider LC1D38Q7 Contactor
Capacity and Rating
The Schneider LC1D38Q7 Contactor boasts impressive capacity and rating, making it suitable for heavy-duty applications. With a rated operational current of 38A, it can handle substantial electrical loads with ease.
Coil Voltage Options
One of the key features of the LC1D38Q7 is its versatility in coil voltage options. Available in multiple voltages, including 24V, 120V, and 240V, it offers flexibility to accommodate different electrical setups.
Auxiliary Contacts
Equipped with auxiliary contacts, this contactor allows for enhanced control and monitoring of electrical circuits. These additional contacts provide auxiliary functions such as signaling or interlocking, expanding the functionality of the contactor.
Safety Features
Safety is paramount in any electrical system, and the LC1D38Q7 prioritizes this aspect with features like built-in surge suppression and arc suppression. These safety mechanisms help prevent damage to the contactor and ensure reliable operation under varying conditions.
Applications of Schneider LC1D38Q7 Contactor
The versatility of the Schneider LC1D38Q7 makes it suitable for a wide range of applications, including:
- Industrial Machinery: From motor control to conveyor systems, the LC1D38Q7 excels in industrial settings where robust performance is essential.
- HVAC Systems: Heating, ventilation, and air conditioning systems rely on precise control of electrical components, making the LC1D38Q7 an ideal choice for HVAC applications.
- Lighting Control: Whether it’s in commercial buildings or outdoor lighting installations, the LC1D38Q7 ensures efficient and reliable control of lighting circuits.
Installation and Wiring
Proper installation is crucial for optimal performance and safety. When installing the Schneider LC1D38Q7 Contactor, adhere to manufacturer guidelines and consider factors such as proper mounting, adequate ventilation, and correct wiring techniques to prevent issues down the line.
Maintenance and Troubleshooting
Regular maintenance helps prolong the lifespan of the contactor and ensures continued reliability. Inspect the contactor periodically for signs of wear or damage, and address any issues promptly. Common troubleshooting steps include checking for loose connections, testing the coil, and verifying proper voltage levels.
Benefits of Schneider LC1D38Q7 Contactor
Improved Efficiency
By providing reliable switching and control of electrical circuits, the LC1D38Q7 contributes to overall system efficiency, reducing downtime and optimizing energy usage.
Enhanced Safety
With built-in safety features and robust construction, the LC1D38Q7 prioritizes safety in electrical applications, mitigating risks associated with overload, short circuits, and other potential hazards.
Cost-Effectiveness
Despite its advanced features and high performance, the Schneider LC1D38Q7 offers excellent value for money, delivering long-term reliability and durability at a competitive price point.
Comparison with Competing Products
In comparison to other contactors in the market, the Schneider LC1D38Q7 stands out for its superior performance, reliability, and versatility. While there may be alternatives available, few can match the overall quality and features offered by the LC1D38Q7.
| Range | TeSys TeSys Deca |
|---|---|
| Range of product | TeSys Deca |
| Product or component type | Contactor |
| Device short name | LC1D |
| Contactor application | Motor control Resistive load |
| Utilisation category | AC-4 AC-1 AC-3 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 | 50 A (at <60 °C) at <= 440 V AC AC-1 for power circuit 38 A (at <60 °C) at <= 440 V AC AC-3 for power circuit 38 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 | 18.5 kW at 500 V AC 50/60 Hz (AC-3) 18.5 kW at 660…690 V AC 50/60 Hz (AC-3) 7.5 kW at 400 V AC 50/60 Hz (AC-4) 18.5 kW at 380…400 V AC 50/60 Hz (AC-3) 9 kW at 220…230 V AC 50/60 Hz (AC-3) 18.5 kW at 415…440 V AC 50/60 Hz (AC-3) 18.5 kW at 500 V AC 50/60 Hz (AC-3e) 18.5 kW at 660…690 V AC 50/60 Hz (AC-3e) 18.5 kW at 380…400 V AC 50/60 Hz (AC-3e) 9 kW at 220…230 V AC 50/60 Hz (AC-3e) 18.5 kW at 415…440 V AC 50/60 Hz (AC-3e) |
|---|---|
| Motor power hp | 10 hp at 230/240 V AC 50/60 Hz for 3 phases motors 10 hp at 200/208 V AC 50/60 Hz for 3 phases motors 5 hp at 240 V AC 50/60 Hz for 1 phase motors 20 hp at 480 V AC 50/60 Hz for 3 phases motors 25 hp at 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 50 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 60947-5-1 550 A at 440 V for power circuit conforming to IEC 60947 |
| Rated breaking capacity | 550 A at 440 V for power circuit conforming to IEC 60947 |
| [Icw] rated short-time withstand current | 60 A 40 °C – 10 min for power circuit 430 A 40 °C – 1 s for power circuit 150 A 40 °C – 1 min for power circuit 310 A 40 °C – 10 s 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 63 A gG at <= 690 V coordination type 1 for power circuit 63 A gG at <= 690 V coordination type 2 for power circuit |
| Average impedance | 2 mOhm – Ith 50 A 50 Hz for power circuit |
| Power dissipation per pole | 5 W AC-1 3 W AC-3 3 W AC-3e |
| [Ui] rated insulation voltage | 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 Power circuit: 690 V conforming to IEC 60947-4-1 |
| 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 | 1.4 Mcycles 50 A AC-1 at Ue <= 440 V 1.4 Mcycles 38 A AC-3 at Ue <= 440 V 1.4 Mcycles 38 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 | 4…19 ms opening 12…22 ms closing |
| Maximum operating rate | 3600 cyc/h 60 °C |
| Maximum operating rate | 3600 cyc/h at 60 °C |
| Connections – terminals | 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: 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 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 2.5…10 mm² – cable stiffness: flexible without cable end Power circuit: screw clamp terminals 2 2.5…10 mm² – cable stiffness: flexible without cable end Power circuit: screw clamp terminals 1 1…10 mm² – cable stiffness: flexible with cable end Power circuit: screw clamp terminals 2 1.5…6 mm² – cable stiffness: flexible with cable end Power circuit: screw clamp terminals 1 1.5…10 mm² – cable stiffness: solid without cable end Power circuit: screw clamp terminals 2 2.5…10 mm² – cable stiffness: solid without cable end |
| Tightening torque | 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 Power circuit: 2.5 N.m – on screw clamp terminals – with screwdriver flat Ø 6 mm Power circuit: 2.5 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: 2.5 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 closed (15 Gn for 11 ms) Shocks contactor open (8 Gn for 11 ms) |
| Height | 85 mm |
| Width | 45 mm |
| Depth | 92 mm |
| Net weight | 0.38 kg |
| Unit Type of Package 1 | PCE |
|---|---|
| Number of Units in Package 1 | 1 |
| Package 1 Height | 11.2 cm |
| Package 1 Width | 9.6 cm |
| Package 1 Length | 5 cm |
| Package 1 Weight | 410 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 | 8.597 kg |
| Warranty | 18 months |
|---|
Main documents
| Datasheet | Download Datasheet |
| Product datasheet | LC1D38Q7 |
| Download | |
| Download | |
| Download | |
| Environmental disclosure | Download |
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