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Schneider LC1D258B7 Contactor

Schneider LC1D258B7 Contactor | TeSys D- 4P(2 NO + 2 NC) – AC-1 – <= 440 V 40 A – 24 V AC coil

Schneider Electric
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Schneider LC1D258B7 Contactor

2,915 EGP 5,398 EGP

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Schneider LC1D258B7 Contactor

Schneider LC1D258B7 Contactor is a vital component in electrical systems, known for its reliability and efficiency. This article explores its features, applications, installation guide, maintenance tips, and more.

What is a Contactor?

A contactor is an electromechanical device used to make or break electrical connections. It is commonly used in control circuits to switch motors and other high-power loads.

Features of Schneider LC1D258B7 Contactor

Compact Design

The Schneider LC1D258B7 Contactor boasts a compact design, making it suitable for installations where space is limited.

High Performance

With its high-performance capabilities, this contactor ensures smooth and efficient operation, even in demanding environments.

Wide Range of Applications

From industrial machinery to HVAC systems and elevators, the Schneider LC1D258B7 Contactor finds its utility across various applications.

Technical Specifications

Voltage Rating

The contactor has a voltage rating suitable for both low and high voltage applications.

Current Rating

It can handle a wide range of current ratings, making it versatile for different load requirements.

Coil Voltage

The coil voltage ensures proper activation of the contactor, ensuring reliable switching.

Advantages of Using Schneider LC1D258B7 Contactor

Reliability

One of the primary advantages of this contactor is its reliability, ensuring uninterrupted operation.

Durability

Built with robust materials, the Schneider LC1D258B7 Contactor is highly durable, capable of withstanding harsh conditions.

Efficiency

Its efficient design reduces energy consumption and minimizes heat generation, contributing to overall system efficiency.

Installation Guide

Precautions

Before installation, ensure proper safety measures are in place, such as de-energizing the circuit.

Step-by-Step Installation Process

Follow the manufacturer’s instructions carefully for a seamless installation process, ensuring proper wiring and connections.

Applications

Industrial Machinery

In industrial settings, this contactor is commonly used to control motors and other heavy machinery.

HVAC Systems

For heating, ventilation, and air conditioning systems, the Schneider LC1D258B7 Contactor plays a crucial role in controlling compressors and fans.

Elevators

In elevator systems, the contactor ensures smooth operation of the motor, contributing to passenger safety and comfort.

Maintenance Tips

Regular Inspection

Periodic inspections help identify any potential issues early on, preventing downtime and costly repairs.

Cleaning and Lubrication

Keep the contactor clean and properly lubricated to ensure smooth operation and extend its lifespan.

Troubleshooting Common Issues

Contact Welding

If contacts weld together, it can cause the contactor to malfunction. Proper maintenance and inspection can help prevent this issue.

Coil Burnout

Excessive heat or voltage spikes can lead to coil burnout. Ensure proper voltage supply and install surge protection devices if necessary.

SKU: LC1D258B7 Category: Tag:
Main
Range of product TeSys Deca
Product or component type Contactor
Device short name LC1D
Contactor application Resistive load
Utilisation category AC-1
AC-3
AC-3e
AC-4
Poles description 4P
[Ue] rated operational voltage Power circuit: <= 690 V AC 25…400 Hz
[Ie] rated operational current 40 A (at <60 °C) at <= 440 V AC AC-1 for power circuit
[Uc] control circuit voltage 24 V AC 50/60 Hz
Complementary
Compatibility code LC1D
Pole contact composition 2 NO + 2 NC
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
[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 1.4 Mcycles 40 A AC-1 at Ue <= 440 V
Control circuit type AC at 50/60 Hz
Coil technology Without built-in suppressor module
Control circuit voltage limits 0.3…0.6 Uc (-40…60 °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
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
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 2.5…10 mm² – cable stiffness: flexible with cable end
Power circuit: screw clamp terminals 2 2.5…10 mm² – cable stiffness: flexible with cable end
Power circuit: screw clamp terminals 1 2.5…16 mm² – cable stiffness: solid without cable end
Power circuit: screw clamp terminals 2 2.5…16 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
Control circuit: 1.7 N.m – on screw clamp terminals – with screwdriver pozidriv No 2
Power circuit: 1.8 N.m – on screw clamps terminals – with screwdriver flat Ø 6 mm
Power circuit: 1.8 N.m – on screw clamps terminals – with screwdriver Philips No 2
Power circuit: 1.8 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 Rail
Plate
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 91 mm
Width 45 mm
Depth 99 mm
Net weight 0.425 kg
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 5.800 cm
Package 1 Width 9.500 cm
Package 1 Length 12.000 cm
Package 1 Weight 475.000 g
Unit Type of Package 2 S02
Number of Units in Package 2 16
Package 2 Height 15.000 cm
Package 2 Width 30.000 cm
Package 2 Length 40.000 cm
Package 2 Weight 8.086 kg
Contractual warranty
Warranty 18 months

Main documents

Datasheet Download Datasheet
Product datasheet LC1D258B7 
Instruction sheet
 Download
Catalogue
 Download
CAD Files
 Download
Environmental disclosure Download

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