Schneider LC1D65AQ7C-380V Contactor

(TeSys Deca Series)

1. Quick Model Identification

LC1D65AQ7C – 380V is an AC contactor from Schneider Electric’s TeSys Deca series. The model breakdown is as follows:

Global Order Code: LC1D65AQ7C

Trade Alias: TeSys D 65A 3P 380V AC Contactor

2. Core Technical Specifications

3. Applications

This contactor is widely used in industrial automation and power distribution systems:

1. Motor Control: Starting, stopping and protection of pumps, fans, compressors, conveyors, injection molding machines, air compressors, etc.
2. Building Electrical Systems: Control of air conditioning units, elevators, fire pumps, ventilation systems
3. Power Distribution: Main or branch switching for lighting, electric heating and other non-motor loads
4. Automated Production Lines: PLC-controlled motor circuits for remote automatic control
5. Energy Management: Used with soft starters and inverters to optimize motor starting and operation
6. OEM Equipment: Control circuits for machine tools, packaging machinery, printing equipment and other special machines
7. Key Features

High Efficiency & Energy Saving: Holding power as low as 20VA, saving approx. 30% energy compared to conventional contactors

Fast Installation: Everlink terminals enable tool-free wiring, reducing installation time by about 30%

Reliable Performance: Mechanical life 20 million, electrical life 2 million, exceeding industry standards

Safe Design: IP2X protection against electric shock; optimized arc extinguishing system

Environmental Adaptability: Operating temperature -25°C to +70°C, with “TH” treatment for high humidity

Flexible Expansion: Expandable up to 4 NO + 2 NC using auxiliary modules (e.g., LADN series)

Green Certification: Green Premium product, compliant with RoHS and REACh

5. Replacement Options

5.1 Schneider Original Replacements

5.2 Cross-Brand Alternatives

6. Notes
7. Model Difference: LC1D65AQ7C is the upgraded replacement for LC1D6511, with improved performance and compatible mounting dimensions.
8. Terminals: Suffix “C” indicates Everlink tool-free terminals, ideal for fast installation.
9. Load Matching: At AC-3, 65A corresponds to a 30kW motor at 400V; consider actual load type when selecting.
10. Auxiliary Contacts: Standard 1 NO + 1 NC; add modules such as LADN02 / LADN04 for more contacts.
11. Installation: Mount on 35mm DIN rail; allow 5mm clearance for heat dissipation.
12. Overvoltage Protection: Surge suppressors (e.g., RC snubbers) are recommended across the coil to extend service life.
13. Price Reference

8. Selection Recommendations
9. New Projects: Prefer LC1D65AQ7C (Everlink version) for faster installation and easier maintenance.
10. Retrofit: Direct replacement for LC1D6511 with fully compatible dimensions.
11. Extreme Environments: Derate to approx. 80% rated current at temperatures above 50°C.
12. Frequent Switching: For >10 operations per hour, select an AC-4 rated contactor or increase maintenance frequency.

Schneider LC1D Series Contactor Model List & Corresponding ABB Order Codes

1. LC1D Series Naming Rules & Core Parameters

1.1 Model Breakdown Rules

Standard Example: LC1D65AQ7C (65A, 380V AC coil, Everlink, 1 NO + 1 NC)

1.2 Common Coil Voltage Codes

2. Complete LC1D Series Model List (By Current Rating)

2.1 Low Current Range (9A–32A)

2.2 Medium Current Range (40A–95A)

2.3 High Current Range (115A–205A)

2.4 DC Coil Model Examples

3. Cross-Reference: LC1D Series ↔ ABB AF Series

Below is the precise matching list including ABB official order codes and key specifications.

4. Special Models & Expansion Options

4.1 Auxiliary Contact Modules

LC1D series can be expanded with LADN auxiliary modules:

4.2 4-Pole Contactors (LC2D Series)

4.3 Mechanically Interlocked Contactors

5. Selection & Replacement Notes
6. Mounting Compatibility: Both LC1D and ABB AF mount on 35mm DIN rail with similar dimensions, direct replacement possible.
7. Coil Voltage Matching:

Schneider Q7 (380V AC) → ABB 250–500V coil (code 14)

Schneider M7 (220V AC) → ABB 100–250V coil (code 13)

Schneider B7 (24V AC) → ABB 24–60V coil (code 11)

3. Load Category Adaptation:

AC-3 (motor loads): match rated current directly

AC-1 (resistive loads): may use one size smaller

4. Terminal Selection:

Suffix “C”: Everlink tool-free terminals for speed

No “C”: traditional screw terminals for legacy systems

5. Advantages of ABB AF Series:

Built-in surge protection, no extra RC needed

Wide-range coil (100–250V AC covers 220V / 380V)

Mechanical life up to 30 million operations

6. Price Reference Ranges (Tax Included)