schneider LC1K1201B7

Selling Points

  • 1Compact Design: 45mm wide, ideal for DIN-rail and panel mounting.
  • 2High Performance: Rated for 12A AC-3, 5.5kW at 400V, suitable for various motor applications.
  • 3Versatile Compatibility: Compatible with 50Hz and 60Hz supplies, ensuring broad application flexibility.
  • 4Efficient Operation: Low power consumption, with a hold-in power of 4.5VA.
  • 5Durable Construction: Meets multi-standards (IEC, UL, CSA, CCC, EAC, Marine) and certified Green Premium (RoHS/Reach).
Product Details
LC1K1201B7
schneider

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Range
TeSys
Product or Component Type
Contactor
Device short name
LC1K
Device Application
Control
Contactor application
Resistive load<br />Motor control
Utilisation category
AC-3<br />AC-3e<br />AC-1<br />AC-4
Poles description
3P
power pole contact composition
3 NO
[Ue] rated operational voltage
Power circuit <= 690 V AC <= 400 Hz<br />Signalling circuit <= 690 V AC <= 400 Hz
[Ie] rated operational current
12 A (at <140 °F (60 °C)) at <= 440 V AC AC-3 for power circuit<br />12 A (at <140 °F (60 °C)) at <= 440 V AC AC-3e for power circuit<br />20 A (at <140 °F (60 °C)) at <= 690 V AC AC-1 for power circuit
Control circuit type
AC 50/60 Hz
[Uc] control circuit voltage
24 V AC 50/60 Hz
Motor power kW
3 kW 220...230 V AC 50/60 Hz AC-3<br />5.5 kW 380...415 V AC 50/60 Hz AC-3<br />5.5 kW 440 V AC 50/60 Hz AC-3<br />4 kW 690 V AC 50/60 Hz AC-3<br />3 kW 220...230 V AC 50/60 Hz AC-3e<br />5.5 kW 380...415 V AC 50/60 Hz AC-3e<br />5.5 kW 440 V AC 50/60 Hz AC-3e<br />4 kW 690 V AC 50/60 Hz AC-3e<br />3 kW 220...230 V AC 50/60 Hz AC-4<br />5.5 kW 380...415 V AC 50/60 Hz AC-4<br />5.5 kW 440 V AC 50/60 Hz AC-4<br />4 kW 690 V AC 50/60 Hz AC-4
Auxiliary contact composition
1 NC
[Uimp] rated impulse withstand voltage
8 kV
Overvoltage category
III
[Ith] conventional free air thermal current
20 A (at 140 °F (60 °C)) for power circuit<br />10 A (at 122 °F (50 °C)) for signalling circuit
Irms rated making capacity
144 A AC for power circuit conforming to IEC 60947<br />110 A AC for signalling circuit conforming to IEC 60947
Rated breaking capacity
110 A at 440 V conforming to IEC 60947<br />80 A at 500 V conforming to IEC 60947<br />70 A at 660...690 V conforming to IEC 60947
[Icw] rated short-time withstand current
115 A 122 °F (50 °C) - 1 s for power circuit<br />105 A 122 °F (50 °C) - 5 s for power circuit<br />100 A 122 °F (50 °C) - 10 s for power circuit<br />75 A 122 °F (50 °C) - 30 s for power circuit<br />55 A 122 °F (50 °C) - 1 min for power circuit<br />50 A 122 °F (50 °C) - 3 min for power circuit<br />25 A 122 °F (50 °C) - >= 15 min for power circuit<br />80 A - 1 s for signalling circuit<br />90 A - 500 ms for signalling circuit<br />110 A - 100 ms for signalling circuit
Associated fuse rating
25 A gG at <= 440 V for power circuit<br />25 A aM for power circuit<br />10 A gG for signalling circuit conforming to IEC 60947<br />10 A gG for signalling circuit conforming to VDE 0660
Average impedance
3 mOhm - Ith 20 A 50 Hz for power circuit
Insulation resistance
> 10 MOhm for signalling circuit
Inrush power in VA
30 VA (at 68 °F (20 °C))
Hold-in power consumption in VA
4.5 VA (at 68 °F (20 °C))
Heat dissipation
1.3 W
Control circuit voltage limits
Operational: 0.8...1.15 Uc (at <122 °F (50 °C))<br />Drop-out: >= 0.20 Uc (at <122 °F (50 °C))
Connections - terminals
screw clamp terminals 1 0.002…0.006 in² (1.5…4 mm²)solid<br /> screw clamp terminals 1 0.001…0.006 in² (0.75…4 mm²)flexible without cable end<br /> screw clamp terminals 1 0.0005…0.004 in² (0.34…2.5 mm²)flexible with cable end<br /> screw clamp terminals 2 0.002…0.006 in² (1.5…4 mm²)solid<br /> screw clamp terminals 2 0.001…0.006 in² (0.75…4 mm²)flexible without cable end<br /> screw clamp terminals 2 0.0005…0.002 in² (0.34…1.5 mm²)flexible with cable end
Maximum operating rate
3600 cyc/h
Auxiliary contacts type
Instantaneous 1 NC
Signalling circuit frequency
<= 400 Hz
Minimum switching current
5 mA for signalling circuit
Minimum switching voltage
17 V for signalling circuit
Operating time
10...20 ms coil de-energisation and NO opening<br />10...20 ms coil energisation and NO closing
Safety reliability level
B10d = 1369863 cycles contactor with nominal load EN/ISO 13849-1<br />B10d = 20000000 cycles contactor with mechanical load EN/ISO 13849-1
Non overlap distance
0.02 in (0.5 mm)
Mechanical durability
10 Mcycles
Electrical durability
1.3 Mcycles 12 A AC-3 <= 440 V<br />1.3 Mcycles 12 A AC-3e <= 440 V<br />0.3 Mcycles 20 A AC-1 <= 690 V<br />0.02 Mcycles 72 A AC-4 <= 440 V
Mechanical robustness
Shocks contactor closed, on X axis10 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor closed, on Y axis15 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor closed, on Z axis15 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor opened, on X axis6 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor opened, on Y axis10 Gn for 11 ms IEC 60068-2-27<br />Shocks contactor opened, on Z axis10 Gn for 11 ms IEC 60068-2-27<br />Vibrations contactor closed4 Gn, 5...300 Hz IEC 60068-2-6<br />Vibrations contactor opened2 Gn, 5...300 Hz IEC 60068-2-6
Height
2.3 in (58 mm)
Width
1.8 in (45 mm)
Depth
2.2 in (57 mm)
Standards
EN/IEC 60947-4-1<br />GB/T 14048.4<br />UL 60947-4-1<br />CSA C22.2 No 60947-4-1<br />JIS C8201-4-1<br />IEC 60335-1:Clause 30.2<br />IEC 60335-2-40:Annex JJ<br />UL 60335-2-40:Annex JJ
Product Certifications
CB Scheme<br />CCC<br />UL<br />CSA<br />EAC<br />CE<br />UKCA
Protective treatment
TC IEC 60068<br />TC DIN 50016
Operating altitude
6561.68 ft (2000 m) without derating
Flame retardance
V1 conforming to UL 94<br />Requirement 2 conforming to NF F 16-101<br />Requirement 2 conforming to NF F 16-102

Specifications may be subject to change without notice