range |
TeSys
|
|
---|---|---|
product name |
TeSys LRK
|
|
product or component type |
Differential thermal overload relay
|
|
device short name |
LR2K
|
|
relay application |
Motor protection
|
|
product compatibility |
LC7K
LC1K LP1K LP4K |
|
network type |
AC
DC |
|
thermal overload class |
Class 10A conforming to IEC 60947-4-1
|
|
thermal protection adjustment range |
0.23…0.36 A
|
|
[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 |
network frequency |
<= 400 Hz
|
|
---|---|---|
mounting support |
Under contactor
Plate, with specific accessories Rail, with specific accessories |
|
auxiliary contact composition |
1 NO + 1 NC
|
|
[Ith] conventional free air thermal current |
6 A for signalling circuit
|
|
[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 |
|
associated fuse rating |
6 A gG for signalling circuit conforming to VDE 0660
6 A gG for signalling circuit conforming to IEC 60947 |
|
[Uimp] rated impulse withstand voltage |
6 kV
|
|
power dissipation per pole |
2 W
|
|
phase failure sensitivity |
Yes conforming to IEC 60947-4-1
|
|
local signalling |
Trip indicator (yellow)
|
|
control type |
Red push-button: trip test function
Blue push-button: stop and manual reset selector switch: manual or automatic reset |
|
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 |
|
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 |
|
height |
58 mm
|
|
width |
45 mm
|
|
depth |
65 mm
|
|
net weight |
0.145 kg
|
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