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
LP1K LP4K LC1K |
|
network type |
DC
AC |
|
thermal overload class |
Class 10A IEC 60947-4-1
|
|
thermal protection adjustment range |
3.7…5.5 A
|
|
[Ui] rated insulation voltage |
Power circuit 690 V BS 4941
Power circuit 690 V IEC 60947 Power circuit 750 V VDE 0110 group C Power circuit 600 V 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 signalling circuit
|
|
[Ue] rated operational voltage |
<= 690 V power circuit
690 V AC AC-15 signalling circuit 250 V DC DC-13 signalling circuit |
|
associated fuse rating |
6 A gG signalling circuit VDE 0660
6 A gG signalling circuit 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 |
2.28 in (58 mm)
|
|
Maximum Width |
1.77 in (45 mm)
|
|
depth |
2.56 in (65 mm)
|
|
Net Weight |
0.32 lb(US) (0.145 kg)
|
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