Main
Device short name
LR2K
Range
TeSys
thermal overload class
Class 10A conforming to IEC 60947-4-1
Product Name
TeSys LRK
[ui] rated insulation voltage
Power circuit: 690 V conforming to BS 4941
Power circuit: 690 V conforming to IEC 60947
Power circuit: 750 V conforming to VDE 0110 group C
Power circuit: 600 V conforming to CSA C22.2 No 14
Relay application
Motor protection
thermal protection adjustment range
0.16…0.23 A
Complementary
product compatibility
LC1K
LP4K
LP1K
LC7K
[ue] rated operational voltage
<= 690 V for power circuit
690 V AC AC-15 for signalling circuit
250 V DC DC-13 for signalling circuit
[ith] conventional thermal current
6 A for signalling circuit
Control type
Red push-button: trip test function
Blue push-button: stop and manual reset
selector switch: manual or automatic reset
Product certifications
UL
CSA
UKCA
Handle front plate colour
58 mm
Product or component type
Differential thermal overload relay
tightening torque
1.3 N.m - on screw clamp terminals - with screwdriver Philips No 2
1.3 N.m - on screw clamp terminals - with screwdriver flat Ø 6 mm
1.3 N.m - on screw clamp terminals - with screwdriver pozidriv No 2
[uimp] rated impulse withstand voltage
6 kV
Auxiliary contact composition
1 NO + 1 NC
Connections - terminals
Screw clamp terminals 1 cable(s) 1.5…4 mm²solid
Screw clamp terminals 2 cable(s) 1.5…4 mm²solid
Screw clamp terminals 1 cable(s) 0.75…4 mm²flexible without cable end
Screw clamp terminals 2 cable(s) 0.75…4 mm²flexible without cable end
Screw clamp terminals 1 cable(s) 0.34…2.5 mm²flexible with cable end
Screw clamp terminals 2 cable(s) 0.34…1.5 mm²flexible with cable end
Associated fuse rating
6 A gG for signalling circuit conforming to VDE 0660
6 A gG for signalling circuit conforming to IEC 60947
width (w)
45 mm
mechanical robustness
Shocks NO contact: 10 Gn for 11 ms conforming to IEC 60068-2-27
Shocks NC contact: 10 Gn for 11 ms conforming to IEC 60068-2-27
Vibrations NO contact: 2 Gn, 5...300 Hz conforming to IEC 60068-2-6
Vibrations NC contact: 2 Gn, 5...300 Hz conforming to IEC 60068-2-6
network frequency
<= 400 Hz
Flame retardance
V1 conforming to UL 94
Requirement 2 conforming to NF F 16-101
Requirement 2 conforming to NF F 16-102
Local signalling
Trip indicator (yellow)
Net weight
0.145 kg
Mounting support
Under contactor
Plate, with specific accessories
Rail, with specific accessories
power dissipation per pole
2 W
depth
65 mm
Network type
AC
DC
Phase failure sensitivity
Yes conforming to IEC 60947-4-1
Environment
Ambient air temp for storage/transportation
-40…70 °C
ip degree of protection
IP2X conforming to IEC 60529
operating altitude
2000 m without derating
ambient air temperature for operation
-20…55 °C without derating conforming to IEC 60947
-30…60 °C with derating conforming to IEC 60947
standards
VDE 0660
NF C 63-650
BS 4941
IEC 60947
fire resistance
850 °C conforming to IEC 60695-2-1
protective treatment
TC conforming to IEC 60068
TC conforming to DIN 50016