LRD3355 TeSys LRD thermal overload relays – 30…40 A – class 10A

LRD3355 TeSys LRD thermal overload relays – 30…40 A – class 10A

2032

HSN CODE: 85364900

SKU: LR00020 Category:
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Description

range TeSys
product name TeSys LRD

product or component type Differential thermal overload relay
device short name LRD
relay application Motor protection
product compatibility LC1D80
LC1D95
network type DC
AC
thermal overload class Class 10A conforming to IEC 60947-4-1
thermal protection adjustment range 30…40 A
[Ui] rated insulation voltage Power circuit: 1000 V conforming to IEC 60947-4-1
Power circuit: 600 V conforming to CSA
Power circuit: 600 V conforming to UL
Complementary
network frequency 0…400 Hz
mounting support Plate, with specific accessories
Rail, with specific accessories
Under contactor
tripping threshold 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
auxiliary contact composition 1 NO + 1 NC
[Ith] conventional free air thermal current 5 A for signalling circuit
permissible current 0.72 A at 500 V AC-15 for signalling circuit
0.06 A at 440 V DC-13 for signalling circuit
[Ue] rated operational voltage 1000 V AC 0…400 Hz for power circuit conforming to IEC 60947-4-1
associated fuse rating 4 A gG for signalling circuit
4 A BS for signalling circuit
[Uimp] rated impulse withstand voltage 6 kV conforming to IEC 60947-1
phase failure sensitivity Tripping current 130 % of Ir on two phase, the last one at 0
control type Red push-button: stop
Blue push-button: reset
temperature compensation -20…60 °C
connections – terminals Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² flexible without cable end
Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² flexible with cable end
Power circuit: screw clamp terminals 1 cable(s) 4…35 mm² solid without cable end
Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible without cable end
Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² flexible with cable end
Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm² solid without cable end
tightening torque Control circuit: 1.7 N.m – on screw clamp terminals
Power circuit: 9 N.m – on screw clamp terminals
height 81 mm
width 70 mm
depth 115 mm
net weight 0.51 kg

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