TeSys LRD thermal overload relays - 63...80 A - class 10A

LRD3363
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Product Details

Activity PPCTR
Pincode Group default
Part Number LRD3363
[Ith] conventional free air thermal current 5 A for signalling circuit
[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
[Uimp] rated impulse withstand voltage 6 kV conforming to IEC 60947-1
ambient air temperature for storage -60-70 °C
associated fuse rating 4 A gG for signalling circuit, 4 A BS for signalling circuit
auxiliary contact composition 1 NO + 1 NC
climatic withstand conforming to IACS E10
compatibility code LRD
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
control type red push-button: stop, blue push-button: reset
depth 115 mm
device short name LRD
dielectric strength 2.2 kV at 50 Hz conforming to IEC 60947-1
flame retardance V1 conforming to UL 94
height 81 mm
IP degree of protection IP20 conforming to IEC 60529
mounting support plate, with specific accessories, rail, with specific accessories, under contactor
net weight 0.51 kg
network frequency 0...400 Hz
network type DC, AC
permissible current 0.72 A at 500 V AC-15 for signalling circuit, 0.06 A at 440 V DC-13 for signalling circuit
phase failure sensitivity tripping current 130 % of Ir on two phase, the last one at 0
product certifications IEC, UL, CSA, CCC, EAC, ATEX INERIS, UKCA
product or component type differential thermal overload relay
range TeSys
rated operational voltage limits 1000 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1
relay application motor protection
temperature compensation -20-60 °C
thermal overload class class 10A conforming to IEC 60947-4-1
thermal protection adjustment range 63-80 A
tightening torque control circuit: 1.7 N.m - on screw clamp terminals, power circuit: 9 N.m - on screw clamp terminals
tripping threshold 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
width 70 mm
ambient air temperature for operation -20-60 °C without derating conforming to IEC 60947-4-1
standards EN/IEC 60947-4-1, EN/IEC 60947-5-1, UL 60947-4-1, UL 60947-5-1, CSA C22.2 No 60947-4-1, CSA C22.2 No 60947-5-1, GB/T 14048.4, GB/T 14048.5, EN 50495
product compatibility LC1D80, LC1D95
mechanical robustness vibrations: 6 Gn conforming to IEC 60068-2-6, shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7

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