The Schneider LC1D25BD is a 3-pole (3NO) contactor from the TeSys D series, designed for reliable motor and power control applications. It operates at ≤ 440V with a 25A rating for AC-3 applications and features a 24V DC coil. This contactor is widely used in industrial automation, motor control, and power distribution systems due to its high electrical durability and compact design.
2. Key Features
Brand: Schneider Electric
Series: TeSys D
Model: LC1D25BD
Type: Contactor
Number of Poles: 3 (3 Normally Open – 3NO)
Utilization Category: AC-3 (motor control)
Voltage Rating: ≤ 440V
Current Rating: 25A
Coil Voltage: 24V DC
Control Circuit Frequency: DC operation
Electrical Durability: High endurance for frequent switching
Connection Type: Screw clamp terminals for secure wiring
Mounting: DIN rail or panel mount
3. Benefits
Reliable Motor Control: Designed for AC-3 applications, handling motors up to 25A efficiently.
Energy-Efficient DC Coil: The 24V DC coil provides stable performance with reduced power consumption.
High Durability: Ensures long-lasting operation in industrial environments.
Compact and Modular Design: Saves space in electrical panels.
Easy Installation: Equipped with screw clamp terminals for secure and hassle-free wiring.
Versatile Applications: Suitable for automation, motor control, and power distribution systems.
4. Applications
Industrial Automation: Controls motors, conveyor systems, and robotic operations.
Motor Control: Efficient switching for electric motors in factories and workshops.
Power Distribution Panels: Provides reliable contactor switching in electrical systems.
HVAC Systems: Ensures smooth operation in heating, cooling, and ventilation applications.
Pumps & Compressors: Ideal for pump control systems and air compressors.
5. Conclusion
The Schneider LC1D25BD TeSys D Contactor is a high-performance, durable, and compact solution for motor and power control applications. With its 3NO contact configuration, 25A rating, and 24V DC coil, it delivers efficient and reliable switching for various industrial and commercial electrical systems.
Power circuit: <= 690 V AC 25…400 Hz
Power circuit: <= 300 V DC
[Ie] rated operational current
25 A (at <60 °C) at <= 440 V AC AC-3 for power circuit
40 A (at <60 °C) at <= 440 V AC AC-1 for power circuit
25 A (at <60 °C) at <= 440 V AC AC-3e for power circuit
[Uc] control circuit voltage
24 V DC
Complementary
Motor power kW
5.5 kW at 220…230 V AC 50/60 Hz (AC-3)
11 kW at 380…400 V AC 50/60 Hz (AC-3)
11 kW at 415…440 V AC 50/60 Hz (AC-3)
15 kW at 500 V AC 50/60 Hz (AC-3)
15 kW at 660…690 V AC 50/60 Hz (AC-3)
5.5 kW at 400 V AC 50/60 Hz (AC-4)
5.5 kW at 220…230 V AC 50/60 Hz (AC-3e)
11 kW at 380…400 V AC 50/60 Hz (AC-3e)
11 kW at 415…440 V AC 50/60 Hz (AC-3e)
15 kW at 500 V AC 50/60 Hz (AC-3e)
15 kW at 660…690 V AC 50/60 Hz (AC-3e)
Motor power hp
3 hp at 230/240 V AC 50/60 Hz for 1 phase motors
2 hp at 115 V AC 50/60 Hz for 1 phase motors
7.5 hp at 230/240 V AC 50/60 Hz for 3 phases motors
15 hp at 460/480 V AC 50/60 Hz for 3 phases motors
20 hp at 575/600 V AC 50/60 Hz for 3 phases motors
7.5 hp at 200/208 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
40 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
450 A at 440 V for power circuit conforming to IEC 60947
Rated breaking capacity
450 A at 440 V for power circuit conforming to IEC 60947
[Icw] rated short-time withstand current
240 A 40 °C – 10 s for power circuit
380 A 40 °C – 1 s for power circuit
50 A 40 °C – 10 min for power circuit
120 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
63 A gG at <= 690 V coordination type 1 for power circuit
40 A gG at <= 690 V coordination type 2 for power circuit
Average impedance
2 mOhm – Ith 40 A 50 Hz for power circuit
Power dissipation per pole
3.2 W AC-1
1.25 W AC-3
1.25 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
30 Mcycles
Electrical durability
1.65 Mcycles 25 A AC-3 at Ue <= 440 V
1.4 Mcycles 40 A AC-1 at Ue <= 440 V
1.65 Mcycles 25 A AC-3e at Ue <= 440 V
0.1…0.25 Uc (-40…70 °C):drop-out DC
0.7…1.25 Uc (-40…60 °C):operational DC
1…1.25 Uc (60…70 °C):operational DC
Inrush power in W
5.4 W (at 20 °C)
Hold-in power consumption in W
5.4 W at 20 °C
Operating time
63 ±15 % ms closing
20 ±20 % ms opening
Time constant
28 ms
Maximum operating rate
3600 cyc/h 60 °C
Maximum operating rate
3600 cyc/h at 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 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
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 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
101 mm
Net weight
0.53 kg
Packing Units
Unit Type of Package 1
PCE
Number of Units in Package 1
1
Package 1 Height
5.000 cm
Package 1 Width
9.300 cm
Package 1 Length
11.300 cm
Package 1 Weight
586.000 g
Unit Type of Package 2
S02
Number of Units in Package 2
15
Package 2 Height
15.000 cm
Package 2 Width
30.000 cm
Package 2 Length
40.000 cm
Package 2 Weight
9.034 kg
Unit Type of Package 3
P06
Number of Units in Package 3
240
Package 3 Height
75.000 cm
Package 3 Width
60.000 cm
Package 3 Length
80.000 cm
Package 3 Weight
152.000 kg
Contractual warranty
Warranty
18 months
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