Description

Schneider LC1D18F7 | TeSys D contactor – 3P(3 NO) – AC-3 – <= 440 V 18 A – 110 V AC coil

Specifications:

General Information:

  • Brand: Schneider Electric

  • Series: TeSys D

  • Model Number: LC1D18F7

  • Product Type: Electromagnetic Contactor

Main Circuit:

  • Number of Poles: 3 poles (3 Normally Open contacts)

  • Utilization Category: AC-3 (motor control)

  • Rated Operational Voltage (Ue): Up to 440 V AC

  • Rated Current (Ie): 18 A at 440 V (AC-3 duty)

  • Rated Insulation Voltage (Ui): 690 V

  • Rated Impulse Withstand Voltage (Uimp): 6 kV

  • Power Rating (AC-3, 400V): Suitable for motors up to 7.5 kW (approx.)

Control Circuit:

  • Coil Voltage: 110 V AC, 50/60 Hz

  • Inrush Power Consumption: Approx. 70 VA

  • Holding Power Consumption: Approx. 8.5 VA

Mechanical Properties:

  • Mounting: DIN rail or screw mounting

  • Terminal Type: Screw clamp terminals

  • Mechanical Durability: 10 million operations

  • Electrical Durability (AC-3): Up to 1 million operations

  • Width: 45 mm (compact design)

Auxiliary Contacts (Optional):

  • Can be equipped with auxiliary contact blocks

  • Typical configurations: 1 NO + 1 NC (optional)

Key Features:

  1. Compact and Space-Efficient:
    Small footprint makes it ideal for control panels with limited space.

  2. High Electrical Performance:
    Optimized for motor control with smooth operation and reliable switching.

  3. Durable Construction:
    Engineered for long life under both mechanical and electrical stress.

  4. Flexible Mounting:
    Can be installed on DIN rails or with screws, offering installation flexibility.

  5. Ease of Integration:
    Compatible with Schneider overload relays (e.g., LRD series) for full motor starter assemblies.

  6. Reliable Coil Operation:
    Operates reliably on standard 110 V AC control systems, 50/60 Hz.

Applications:

  • Motor Control:
    Ideal for starting and stopping three-phase motors in various applications.

  • Industrial Automation:
    Used in machinery, conveyors, and manufacturing control systems.

  • Building Management:
    Suitable for HVAC systems, elevators, and pumps.

  • Lighting Systems:
    Can be used in switching large-scale lighting loads.

  • Commercial and Residential Panels:
    Applicable in distribution boards for controlled circuits.

Additional information

brands

Schneider Electric

Specifications

Main
Range of product TeSys Deca
Product or component type Contactor
Device short name LC1D
contactor application Motor control Resistive load
utilisation category AC-1 AC-4 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 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 110 V AC 50/60 Hz
Complementary
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 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 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
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 Plate Rail
Environment
Standards CSA C22.2 No 14 EN 60947-4-1 EN 60947-5-1 IEC 60947-4-1 IEC 60947-5-1 UL 508 IEC 60335-1
product certifications GL RINA UL CCC DNV LROS (Lloyds register of shipping) CSA GOST BV UKCA
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
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 5.2 cm
Package 1 Width 9.2 cm
Package 1 Length 11.2 cm
Package 1 Weight 356.0 g
Unit Type of Package 2 S02
Number of Units in Package 2 20
Package 2 Height 15.0 cm
Package 2 Width 30.0 cm
Package 2 Length 40.0 cm
Package 2 Weight 7.52 kg
Unit Type of Package 3 P06
Number of Units in Package 3 320
Package 3 Height 80.0 cm
Package 3 Width 80.0 cm
Package 3 Length 60.0 cm
Package 3 Weight 129.3 kg
Contractual warranty
Warranty 18 months

Main Document

Main Document

Data Sheet : LC1D18F7

Main Document

Data Sheet : LC1D18F7

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