| Range |
TeSys |
| Product Or Component Type |
Contactor |
| Product Name |
TeSys K |
| Device Short Name |
LC7K |
| Device Application |
Control |
| Contactor Application |
Motor control
Resistive load |
| Utilisation Category |
AC-3
AC-1
AC-4 |
| Poles Description |
3P |
| Power Pole Contact Composition |
3 NO |
| Ue Rated Operational Voltage |
Power circuit 690 V AC 50/60 Hz
Signalling circuit <= 690 V AC 50/60 Hz |
| Ie Rated Operational Current |
20 A 122 °F (50 °C)) <= 440 V AC AC-1 power circuit
12 A<= 440 V AC AC-3 power circuit
16 A 158 °F (70 °C)) 690 V AC AC-1 power circuit |
| Control Circuit Type |
AC 50/60 Hz silent |
| Uc Control Circuit Voltage |
220...230 V AC 50/60 Hz |
| Motor Power kW |
4 kW 480 V AC 50/60 Hz AC-3
4 kW 500...600 V AC 50/60 Hz AC-3
4 kW 660...690 V AC 50/60 Hz AC-3
2.2 kW 400 V AC 50/60 Hz AC-4
3 kW 220...230 V AC 50/60 Hz AC-3
5.5 kW 380...415 V AC 50/60 Hz AC-3
5.5 kW 440 V AC 50/60 Hz AC-3 |
| Auxiliary Contact Composition |
1 NO |
| Uimp Rated Imp Wstd Voltage |
8 kV |
| Overvoltage Category |
III |
| Ith Cnvtl Free Air Therm Crrt |
20 A 122 °F (50 °C) power circuit
10 A 122 °F (50 °C) signalling circuit |
| Irms Rated Making Capacity |
110 A AC signalling circuit IEC 60947
144 A AC power circuit NF C 63-110
144 A AC power circuit IEC 60947 |
| Rated Breaking Capacity |
110 A 440 V IEC 60947
80 A 500 V IEC 60947
70 A 660...690 V IEC 60947 |
| Icw Rated Short-Time Wstd Crrt |
115 A 122 °F (50 °C) - 1 s power circuit
105 A 122 °F (50 °C) - 5 s power circuit
100 A 122 °F (50 °C) - 10 s power circuit
75 A 122 °F (50 °C) - 30 s power circuit
55 A 122 °F (50 °C) - 1 min power circuit
50 A 122 °F (50 °C) - 3 min power circuit
80 A - 1 s signalling circuit
90 A - 500 ms signalling circuit
110 A - 100 ms signalling circuit
25 A 122 °F (50 °C) - >= 15 min power circuit |
| Associated Fuse Rating |
25 A gG <= 440 V power circuit
25 A aM power circuit
10 A gG signalling circuit IEC 60947
10 A gG signalling circuit VDE 0660 |
| Average Impedance |
3 mOhm - Ith 20 A 50 Hz power circuit |
| Ui Rated Insulation Voltage |
Power circuit 600 V UL 508
Power circuit 690 V IEC 60947-4-1
Signalling circuit 690 V IEC 60947-4-1
Signalling circuit 690 V IEC 60947-5-1
Signalling circuit 600 V UL 508
Power circuit 600 V CSA C22.2 No 14
Signalling circuit 600 V CSA C22.2 No 14 |
| Insulation Resistance |
> 10 MOhm signalling circuit |
| Inrush Power In VA |
3 VA 68 °F (20 °C)) |
| Hold-In Power Consumption Va |
3 VA 68 °F (20 °C)) |
| Heat Dissipation |
3 W |
| Ctrl Circuit Voltage Limits |
Operational 0.85...1.1 Uc 122 °F (50 °C))
Drop-out 0.1...0.75 Uc 122 °F (50 °C)) |
| Connections - Terminals |
screw clamp terminals 1 0.00…0.01 in² (1.5…4 mm²)solid
screw clamp terminals 1 0.00…0.01 in² (0.75…4 mm²)flexible without cable end
screw clamp terminals 1 0.00…0.00 in² (0.34…2.5 mm²)flexible with cable end
screw clamp terminals 2 0.00…0.01 in² (1.5…4 mm²)solid
screw clamp terminals 2 0.00…0.01 in² (0.75…4 mm²)flexible without cable end
screw clamp terminals 2 0.00…0.00 in² (0.34…1.5 mm²)flexible with cable end |
| Operating Rate |
3600 cyc/h |
| Auxiliary Contacts Type |
Instantaneous 1 NO |
| Signalling Circuit Frequency |
<= 400 Hz |
| Minimum Switching Current |
5 mA signalling circuit |
| Minimum Switching Voltage |
17 V signalling circuit |
| Mounting Support |
Plate
Rail |
| Tightening Torque |
11.51 lbf.in (1.3 N.m) screw clamp terminals Philips No 2
11.51 lbf.in (1.3 N.m) screw clamp terminals flat Ø 6 mm |
| Operating Time |
30...40 ms coil energisation and NO closing
30 ms coil de-energisation and NO opening |
| Safety Reliability Level |
B10d = 1369863 cycles contactor with nominal load EN/ISO 13849-1
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 |
0.3 Mcycles 20 A AC-1 <= 440 V
1.3 Mcycles 12 A AC-3 <= 440 V |
| Mechanical Robustness |
Shocks contactor closed, on X axis10 Gn for 11 ms IEC 60068-2-27
Shocks contactor closed, on Y axis15 Gn for 11 ms IEC 60068-2-27
Shocks contactor closed, on Z axis15 Gn for 11 ms IEC 60068-2-27
Shocks contactor opened, on X axis6 Gn for 11 ms IEC 60068-2-27
Shocks contactor opened, on Y axis10 Gn for 11 ms IEC 60068-2-27
Shocks contactor opened, on Z axis10 Gn for 11 ms IEC 60068-2-27
Vibrations contactor closed4 Gn, 5...300 Hz IEC 60068-2-6
Vibrations contactor opened2 Gn, 5...300 Hz IEC 60068-2-6 |
| Depth |
2.24 in (57 mm) |
| Product Weight |
0.50 lb(US) (0.225 kg) |
| Standards |
BS 5424
IEC 60947
NF C 63-110
VDE 0660 |
| Product Certifications |
CSA
UL |
| IP Degree Of Protection |
IP2x VDE 0106 |
| Protective Treatment |
TC IEC 60068
TC DIN 50016 |
| Ambient Air Temp For Storage |
-58…176 °F (-50…80 °C) |
