Schneider Electric LC1D410M7C – 3-Pole AC Contactor 410A 220V Coil | TeSys D Platform
Engineering Background
The LC1D410M7C is part of Schneider Electric’s globally recognized TeSys D series — the industry benchmark for IEC-standard motor control contactors deployed in heavy industrial, infrastructure, and process automation environments. Designed to switch and protect three-phase AC motors up to 200 kW at 400V, this contactor delivers the reliability and longevity that procurement engineers demand in mission-critical applications.
Product Positioning
Konmask.com supplies the LC1D410M7C as a verified OEM component for B2B buyers requiring genuine Schneider Electric parts with full traceability. This unit is suited for panel builders, system integrators, and MRO procurement teams sourcing high-current contactors for motor starters, soft-starter bypass circuits, and power distribution switchgear.
Complete Technical Specifications
| Part Number / SKU | LC1D410M7C |
| Brand | Schneider Electric |
| Series / Platform | TeSys D |
| Contactor Type | 3-Pole AC Power Contactor |
| Rated Operational Current (Ith) | 410 A at 40°C |
| Motor Rating (AC-3, 400V) | 200 kW |
| Motor Rating (AC-3, 690V) | 250 kW |
| Utilization Category | AC-3, AC-4 |
| Coil Voltage (Uc) | 220V AC, 50/60 Hz (M7C suffix) |
| Coil Power (Inrush / Sealed) | Approx. 200 VA / 10 VA |
| Auxiliary Contacts (Built-in) | 1 NO + 1 NC |
| Poles | 3 Main Poles |
| Rated Insulation Voltage (Ui) | 1000 V |
| Rated Impulse Withstand Voltage (Uimp) | 12 kV |
| Mechanical Endurance | ≥ 1,000,000 operations |
| Electrical Endurance (AC-3) | ≥ 500,000 operations |
| Mounting | 35 mm DIN Rail / Screw Mount |
| Degree of Protection | IP20 (open type) |
| Ambient Temperature (Operation) | -5°C to +60°C |
| Standards | IEC/EN 60947-4-1, UL 508, CSA C22.2 |
| Net Weight | Approx. 1.32 kg |
| Country of Origin | China (Schneider Electric manufacturing) |
Proven Application Environments
- Heavy Motor Starting: Direct-on-line (DOL) starters for pumps, compressors, fans, and conveyors up to 200 kW
- Soft-Starter Bypass: Bypass contactor in soft-starter assemblies to eliminate heat dissipation during run state
- Power Distribution Panels: Main switching element in MCC (Motor Control Center) cubicles
- HVAC & Chiller Plants: Compressor motor control in large-scale HVAC systems
- Water Treatment & Pumping Stations: High-cycle duty pump motor switching
- Mining & Metals: Crusher, mill, and conveyor drive control in harsh environments
- Oil & Gas Facilities: Certified motor control in classified and non-classified areas
Engineering Advantages
- TeSys D Ecosystem Compatibility: Fully compatible with TeSys D overload relays (LRD series), auxiliary contact blocks (LAD series), and surge suppressors — enabling modular MCC assembly without custom wiring
- Low Coil Power Consumption: Sealed coil power ≈10 VA reduces PLC output load and heat generation in control panels
- High Mechanical Endurance: ≥1,000,000 operations ensures long service life in high-cycle applications
- Wide Ambient Temperature Range: Rated to +60°C without derating, suitable for tropical and industrial enclosures
- IEC & UL Dual Certification: Simplifies global project compliance and export documentation
- Tool-Free Auxiliary Block Mounting: Snap-on auxiliary contacts reduce panel assembly time
System Architecture & Signal Flow
In a typical DOL motor starter circuit, the LC1D410M7C operates as follows:
- Control Signal: PLC digital output (24V DC) or relay energizes the 220V AC coil via a control transformer
- Coil Energization: Electromagnetic coil closes the 3 main power contacts (L1→T1, L2→T2, L3→T3)
- Motor Power Path: Three-phase supply (up to 690V AC) passes through main contacts to motor terminals
- Auxiliary Feedback: Built-in 1NO+1NC auxiliary contacts provide run-state feedback to PLC and interlock circuits
- Overload Protection: Downstream LRD-series thermal overload relay monitors motor current and trips the contactor coil circuit on overload
- De-energization: PLC output drops → coil de-energizes → spring-return opens main contacts → motor disconnected
Sourcing & Quality Verification
- OEM Authenticity: All LC1D410M7C units supplied by Konmask.com are sourced through verified Schneider Electric authorized distribution channels
- Inspection Protocol: Each unit undergoes visual inspection, label verification (hologram, date code, batch number), and packaging integrity check prior to dispatch
- Traceability: Batch and serial documentation available upon request for quality-critical projects
- Warranty: 12-month warranty against manufacturing defects; Schneider Electric standard warranty terms apply
- Counterfeit Risk Mitigation: Konmask.com does not source from gray-market or unverified secondary suppliers — protecting your project from counterfeit risk
Procurement Process
- Inquiry: Submit your BOM or part number via email to [email protected] or WhatsApp +0086 19859288691
- Quotation: Receive a formal quotation with unit price, lead time, and MOQ within 24 business hours
- Order Confirmation: Purchase order accepted via email; proforma invoice issued
- Payment: T/T bank transfer, PayPal, or other agreed terms
- Shipment: DHL / FedEx / UPS express or sea freight; tracking number provided within 48 hours of payment clearance
- Documentation: Commercial invoice, packing list, and certificate of origin provided as standard
Technical FAQ
- Q: What is the M7C suffix in LC1D410M7C?
- A: The M7C suffix designates the coil voltage — M7 = 220V AC, 50/60 Hz. The C suffix indicates the standard IEC version.
- Q: Can LC1D410M7C be used for AC-4 (plugging/inching) duty?
- A: Yes, but the AC-4 current rating is lower than AC-3. Consult the TeSys D selection guide for derating factors in AC-4 applications.
- Q: Is this contactor compatible with TeSys D overload relays?
- A: Yes. The LC1D410M7C is mechanically and electrically compatible with Schneider Electric LRD and LR9 series overload relays for complete motor starter assemblies.
- Q: What auxiliary contact blocks can be added?
- A: LAD8N11, LAD4N11, and other TeSys D snap-on auxiliary contact blocks are compatible. Up to 4 auxiliary contact blocks can be added depending on configuration.
- Q: What is the minimum order quantity (MOQ)?
- A: MOQ is 1 unit. Volume pricing is available for orders of 5 units or more — contact us for a tiered quotation.
- Q: Can you provide a test report or factory certificate?
- A: Yes. CE declaration of conformity and IEC test certificates are available upon request for project documentation purposes.
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