Schneider-Electric alphaelectric
LR3D126 picture- alphaelectric
Thermal overload relay,TeSys Deca,5.5-8A,1NO+1NC,class 10A,lugs terminal,for unbalanced loads
Schneider Electric
Range TeSys
TeSys Deca
Product name TeSys LRD
TeSys Deca
Product or component type Non differential thermal overload relay
Device short name LR3D
Relay application Motor protection
Product compatibility LC1D12
Network type AC
Thermal overload class Class 10A conforming to IEC 60947-4-1
Thermal protection adjustment range 5.5…8 A
[Ui] rated insulation voltage Power circuit: 600 V conforming to CSA
Power circuit: 600 V conforming to UL
Power circuit: 690 V conforming to IEC 60947-4-1
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 3 A at 120 V AC-15 for signalling circuit
0.22 A at 125 V DC-13 for signalling circuit
[Ue] rated operational voltage 690 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
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
Connection pitch 14.5 mm
Connections - terminals 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
Power circuit: lugs-ring terminals
Tightening torque Control circuit: 1.7 N.m - on screw clamp terminals
Power circuit: 2.3 N.m - on lugs-ring terminals M4
Height 66 mm
Width 45 mm
Depth 70 mm
Net weight 0.124 kg
Climatic withstand Conforming to IACS E10
IP degree of protection IP20 conforming to IEC 60529
Ambient air temperature for operation -20…60 °C without derating conforming to IEC 60947-4-1
Ambient air temperature for storage -60…70 °C
Flame retardance V1 conforming to UL 94
Mechanical robustness Vibrations: 6 Gn conforming to IEC 60068-2-6
Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7
Dielectric strength 1.89 kV at 50 Hz conforming to IEC 60947-1
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 certifications IEC
LROS (Lloyds register of shipping)
Packing Units
Unit Type of Package 1 PCE
Number of Units in Package 1 1
Package 1 Height 5.0 cm
Package 1 Width 7.7 cm
Package 1 Length 8.8 cm
Package 1 Weight 151.0 g
Unit Type of Package 2 S02
Number of Units in Package 2 24
Package 2 Height 15 cm
Package 2 Width 30 cm
Package 2 Length 40 cm
Package 2 Weight 3.944 kg
Offer Sustainability
Sustainable offer status Green Premium product
REACh Regulation
print REACh Declaration
EU RoHS Directive Compliant
print EU RoHS Declaration
Toxic heavy metal free Yes
Mercury free Yes
China RoHS Regulation
print China RoHS declaration
RoHS exemption information
print Yes
Environmental Disclosure
print Product Environmental Profile
Circularity Profile
print End of Life Information
WEEE The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins
Contractual warranty
Warranty 18 개월