TeSys D contactor, 3 poles (3NO), for motor control applications up to 40A/440V AC-3/3e (18.5kW@400V). It provides a 220V 50/60Hz AC coil, 1NO+1NC built-in auxiliary contacts (NC mirror certified), power connection by EverLink BTR screw connectors, control connection by screw clamp terminals. For operating rates until 3600 cycles/hour and environments until 60°C, it procures high reliability and durability. Compact (55mm width), DIN-rail mounting or screw fixing. Multi standards certified (IEC, UL, CSA, CCC, EAC, Marine), Green Premium compliant (RoHS/REACh).
| Range |
TeSys
TeSys Deca |
| Range of product |
TeSys Deca |
| Product or component type |
Contactor |
| Device short name |
LC1D |
| Contactor application |
Resistive load
Motor control |
| 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 |
60 A (at <60 °C) at <= 440 V AC AC-1 for power circuit
40 A (at <60 °C) at <= 440 V AC AC-3 for power circuit
40 A (at <60 °C) at <= 440 V AC AC-3e for power circuit |
| [Uc] control circuit voltage |
220 V AC 50/60 Hz |
Complementary
| Motor power kW |
18.5 kW at 380...400 V AC 50/60 Hz (AC-3)
11 kW at 220...230 V AC 50/60 Hz (AC-3)
22 kW at 415...440 V AC 50/60 Hz (AC-3)
22 kW at 500 V AC 50/60 Hz (AC-3)
30 kW at 660...690 V AC 50/60 Hz (AC-3)
9 kW at 400 V AC 50/60 Hz (AC-4)
18.5 kW at 380...400 V AC 50/60 Hz (AC-3e)
11 kW at 220...230 V AC 50/60 Hz (AC-3e)
22 kW at 415...440 V AC 50/60 Hz (AC-3e)
22 kW at 500 V AC 50/60 Hz (AC-3e)
30 kW at 660...690 V AC 50/60 Hz (AC-3e) |
| Motor power hp |
5 hp at 230/240 V AC 50/60 Hz for 1 phase motors
10 hp at 230/240 V AC 50/60 Hz for 3 phases motors
30 hp at 575/600 V AC 50/60 Hz for 3 phases motors
10 hp at 200/208 V AC 50/60 Hz for 3 phases motors
3 hp at 115 V AC 50/60 Hz for 1 phase motors
30 hp at 460/480 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
60 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
800 A at 440 V for power circuit conforming to IEC 60947 |
| Rated breaking capacity |
800 A at 440 V for power circuit conforming to IEC 60947 |
| [Icw] rated short-time withstand current |
320 A 40 °C - 10 s for power circuit
720 A 40 °C - 1 s for power circuit
72 A 40 °C - 10 min for power circuit
165 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
80 A gG at <= 690 V coordination type 1 for power circuit
80 A gG at <= 690 V coordination type 2 for power circuit |
| Average impedance |
1.5 mOhm - Ith 60 A 50 Hz for power circuit |
| Power dissipation per pole |
2.4 W AC-3
5.4 W AC-1
2.4 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 |
6 Mcycles |
| Electrical durability |
1.4 Mcycles 60 A AC-1 at Ue <= 440 V
1.5 Mcycles 40 A AC-3 at Ue <= 440 V
1.5 Mcycles 40 A AC-3e at Ue <= 440 V |
| Control circuit type |
AC at 50/60 Hz standard |
| 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 |
140 VA 60 Hz cos phi 0.75 (at 20 °C)
160 VA 50 Hz cos phi 0.75 (at 20 °C) |
| Hold-in power consumption in VA |
13 VA 60 Hz cos phi 0.3 (at 20 °C)
15 VA 50 Hz cos phi 0.3 (at 20 °C) |
| Heat dissipation |
4…5 W at 50/60 Hz |
| Operating time |
4...19 ms opening
12...26 ms closing |
| 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: EverLink BTR screw connectors 1 1…35 mm² - cable stiffness: flexible without cable end
Power circuit: EverLink BTR screw connectors 2 1…25 mm² - cable stiffness: flexible without cable end
Power circuit: EverLink BTR screw connectors 1 1…35 mm² - cable stiffness: flexible with cable end
Power circuit: EverLink BTR screw connectors 2 1…25 mm² - cable stiffness: flexible with cable end
Power circuit: EverLink BTR screw connectors 1 1…35 mm² - cable stiffness: solid without cable end
Power circuit: EverLink BTR screw connectors 2 1…25 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: 8 N.m - on EverLink BTR screw connectors - cable 25…35 mm² hexagonal screw head 4 mm
Power circuit: 5 N.m - on EverLink BTR screw connectors - cable 1…25 mm² hexagonal screw head 4 mm
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 |
Plate
Rail |
Schneider Electric LC1D40A 40A Contactor | TeSys D 3 Pole Industrial Magnetic Contactor
The Schneider Electric LC1D40A is a premium 40 Amp 3 Pole Contactor from the globally trusted TeSys D Series, designed for reliable switching and control of three-phase motors and industrial electrical loads. Engineered for continuous operation in demanding environments, the LC1D40A delivers outstanding electrical performance, long mechanical life, and dependable motor control for industrial automation, manufacturing plants, HVAC systems, water treatment facilities, compressors, and process industries.
Rated at 40A AC-3, the LC1D40A is suitable for controlling three-phase induction motors up to 18.5kW at 400V AC. It features 3 Normally Open (3NO) main contacts along with 1 Normally Open (NO) and 1 Normally Closed (NC) built-in auxiliary contacts, making it ideal for motor starters, interlocking circuits, and automation panels. The contactor supports both DIN rail and panel mounting and is compatible with Schneider Electric LRD Series Thermal Overload Relays, allowing users to build a complete motor protection solution.
With its compact footprint and high switching endurance, the LC1D40A is widely preferred by panel builders, OEMs, electrical contractors, and maintenance engineers who require a dependable contactor for critical motor control applications. Manufactured to IEC 60947 standards, it offers reliable operation, reduced maintenance, and long service life in industrial environments.
Key Features
• Genuine Schneider Electric TeSys D Series Contactor
• Rated operational current: 40A (AC-3)
• Controls motors up to 18.5kW at 400V AC
• 3 Pole (3NO) main contacts
• Built-in 1 NO + 1 NC auxiliary contacts
• Compact design for space-saving panel installation
• Compatible with Schneider LRD Series Thermal Overload Relays
• DIN rail or panel mounting options
• High electrical and mechanical durability
• Suitable for frequent motor switching applications
Technical Specifications
• Model: LC1D40A
• Brand: Schneider Electric
• Series: TeSys D
• Product Type: Magnetic Contactor
• Rated Operational Current (AC-3): 40A
• Rated Thermal Current (AC-1): 60A
• Motor Rating: Up to 18.5kW at 400V AC
• Main Contacts: 3 Pole (3NO)
• Auxiliary Contacts: 1 NO + 1 NC (Built-in)
• Mounting Type: DIN Rail / Panel Mount
• Compatible Overload Relay: Schneider LRD Series
• Standards: IEC 60947-4-1
Applications
• Motor Control Centers (MCC Panels)
• Industrial control panels
• Three-phase motor starters
• PLC automation systems
• Pumps and water treatment plants
• Compressors and HVAC systems
• Conveyor systems
• Packaging and processing machinery
• Manufacturing plants
• Industrial automation and OEM equipment
Why Buy From Voltkart?
• Genuine Schneider Electric products
• GST invoice provided with every order
• Pan India delivery in 5–7 days
• Bulk pricing available on WhatsApp
• Expert technical support for product selection
Frequently Asked Questions
Q: What is the current rating of the Schneider LC1D40A?
A: The Schneider Electric LC1D40A has an AC-3 operational current rating of 40A and is suitable for controlling three-phase motors up to 18.5kW at 400V AC.
Q: Can the LC1D40A be used with a thermal overload relay?
A: Yes. The LC1D40A is fully compatible with Schneider Electric LRD Series Thermal Overload Relays, allowing you to create a complete motor starter with reliable overload protection.
Q: Where is the Schneider LC1D40A commonly used?
A: The LC1D40A is widely used in industrial control panels, motor control centers, PLC automation systems, HVAC equipment, pumps, compressors, conveyor systems, packaging machinery, and manufacturing plants requiring reliable motor switching.
