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LC2DT25P7

5/5 - (3 votes)

Changeover Contactor, TeSys Deca, 4P(4NO), AC-1, <=440V, 25A, 230V AC 50/60Hz coil, screw clamp terminals

Main documents

Main
RangeTeSys
TeSys Deca
Product nameTeSys D
TeSys Deca
Product or component typeChangeover contactor
Device short nameLC2D
contactor applicationResistive load
utilisation categoryAC-1
Device presentationPreassembled, with prewired power connections
Poles description4P
power pole contact composition4 NO
[Ue] rated operational voltagePower circuit: <= 690 V AC 25…400 Hz
Power circuit: <= 300 V DC
[Ie] rated operational current25 A (at <60 °C) at <= 440 V AC AC-1 for power circuit
Control circuit typeAC at 50/60 Hz
[Uc] control circuit voltage230 V AC 50/60 Hz
Auxiliary contact composition1 NO + 1 NC
[Uimp] rated impulse withstand voltage6 kV conforming to IEC 60947
Overvoltage categoryIII
[Ith] conventional free air thermal current10 A (at 60 °C) for signalling circuit
25 A (at 60 °C) for power circuit
Irms rated making capacity250 A at 440 V for power circuit conforming to IEC 60947
140 A AC for signalling circuit conforming to IEC 60947-5-1
250 A DC for signalling circuit conforming to IEC 60947-5-1
Rated breaking capacity250 A at 440 V for power circuit conforming to IEC 60947
[Icw] rated short-time withstand current30 A 40 °C – 10 min for power circuit
61 A 40 °C – 1 min for power circuit
105 A 40 °C – 10 s for power circuit
210 A 40 °C – 1 s 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 rating10 A gG for signalling circuit conforming to IEC 60947-5-1
40 A gG at <= 690 V coordination type 1 for power circuit
25 A gG at <= 690 V coordination type 2 for power circuit
Average impedance2.5 mOhm – Ith 25 A 50 Hz for power circuit
[Ui] rated insulation voltagePower 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
Electrical durability0.8 Mcycles 25 A AC-1 at Ue <= 690 V
Power dissipation per pole1.56 W AC-1
Front coverWith
Interlocking typeMechanical
mounting supportRail
Plate
StandardsCSA C22.2 No 60947-4-1
EN 60947-4-1
EN 60947-5-1
IEC 60947-4-1
IEC 60947-5-1
UL 60947-4-1
UL 60947-5-1
CSA C22.2 No 60947-5-1
GB/T 14048.4
product certificationsUL
CSA
RINA
GOST
CCC
DNV
LROS (Lloyds register of shipping)
GL
BV
UKCA
CB
Connections – terminalsPower circuit: screw clamp terminals 1 cable(s) 1…4 mm²flexible without cable end
Power circuit: screw clamp terminals 2 cable(s) 1…4 mm²flexible without cable end
Power circuit: screw clamp terminals 1 cable(s) 1…4 mm²flexible with cable end
Power circuit: screw clamp terminals 2 cable(s) 1…2.5 mm²flexible with cable end
Power circuit: screw clamp terminals 1 cable(s) 1…4 mm²solid
Power circuit: screw clamp terminals 2 cable(s) 1…4 mm²solid
Control circuit: screw clamp terminals 1 cable(s) 1…4 mm²flexible without cable end
Control circuit: screw clamp terminals 2 cable(s) 1…4 mm²flexible without cable end
Control circuit: screw clamp terminals 1 cable(s) 1…4 mm²flexible with cable end
Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm²flexible with cable end
Control circuit: screw clamp terminals 1 cable(s) 1…4 mm²solid
Control circuit: screw clamp terminals 2 cable(s) 1…4 mm²solid
Tightening torquePower 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: 2.5 N.m – on screw clamp terminals – with screwdriver pozidriv No 2
Operating time12…22 ms closing
4…19 ms opening
Safety reliability levelB10d = 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 durability15 Mcycles
Maximum operating rate3600 cyc/h 60 °C

 

Complementary
Coil technologyWithout built-in suppressor module
Control circuit voltage limits0.3…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 VA70 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 VA7.5 VA 60 Hz cos phi 0.3 (at 20 °C)
7 VA 50 Hz cos phi 0.3 (at 20 °C)
Heat dissipation2…3 W at 50/60 Hz
Auxiliary contacts typeType 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 frequency25…400 Hz
Minimum switching current5 mA for signalling circuit
Minimum switching voltage17 V for signalling circuit
Non-overlap time1.5 ms on de-energisation between NC and NO contact
1.5 ms on energisation between NC and NO contact
Insulation resistance> 10 MOhm for signalling circuit
Environment
IP degree of protectionIP20 front face conforming to IEC 60529
Climatic withstandConforming to IACS E10
conforming to IEC 60947-1 Annex Q category D
Protective treatmentTH conforming to IEC 60068-2-30
Pollution degree3
Ambient air temperature for operation-40…60 °C
60…70 °C with derating
Ambient air temperature for storage-60…80 °C
Operating altitude0…3000 m
Fire resistance850 °C conforming to IEC 60695-2-1
Flame retardanceV1 conforming to UL 94
Mechanical robustnessVibrations 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
height85 mm
Width90 mm
Depth90 mm
Net weight0.73 kg
Packing Units
Unit Type of Package 1PCE
Number of Units in Package 11
Package 1 Height11.500 cm
Package 1 Width11.500 cm
Package 1 Length14.200 cm
Package 1 Weight850.000 g
Unit Type of Package 2S02
Number of Units in Package 25
Package 2 Height15.000 cm
Package 2 Width30.000 cm
Package 2 Length40.000 cm
Package 2 Weight4.578 kg
Product Description

Frequently Asked Questions

A contactor serves as a specialized relay designed to control the opening and closing of electrical circuits. Primarily utilized in conjunction with electric motors and lighting systems, they facilitate efficient switching operations.

A contactor is employed to safely and indirectly manage the operation of high-power electrical equipment, such as motors, fans, and pumps, by interfacing with a PLC. By using a contactor, we ensure the secure control of heavy-duty, high-voltage devices without directly connecting them to the PLC.

Contactors excel in managing high-current loads, whereas relays are ideal for low to medium-current applications. This contrast stems from their distinct designs, with contactors boasting larger, sturdier auxiliary contacts tailored to handle elevated currents efficiently.

A magnetic contactor is an electromechanical device used to control the flow of electricity in an electrical circuit. It consists of a coil that, when energized, creates a magnetic field to close or open the contacts within the contactor.

Magnetic contactors are commonly used in industrial and commercial applications to switch high-power loads, such as electric motors, lighting systems, heating elements, and other electrical equipment. They are known for their reliability, durability, and ability to handle high currents, making them essential components in various electrical control systems.

Auxiliary contactors are additional sets of contacts added to a primary contactor to perform auxiliary functions within an electrical control system. These contacts are typically used to provide feedback or signaling, monitor the status of the main contacts, or control auxiliary devices such as indicator lights, timers, or interlocks.
Auxiliary contactors are commonly found in industrial control panels, motor control centers, and other electrical equipment where precise control and monitoring of circuits are necessary. They play a crucial role in enhancing the functionality and safety of electrical systems by providing additional control and feedback options.

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