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Product data sheet
Characteristics
LRD340L
TeSys LRD thermal overload relays - 30...40 A class 20
Main
Range TeSys
Product name TeSys LRD
Product or component type Differential thermal overload relay
Device short name LRD
Relay application Motor protection
Product compatibility LC1D40A
Network type AC
Thermal protection adjustment range 30...40 A
[Ui] rated insulation voltage 600 V power circuit conforming to CSA
LC1D50A
LC1D65A
DC
600 V power circuit conforming to UL
690 V power circuit conforming to IEC 60947-4-1
Complementary
Network frequency 0...400 Hz
Mounting support Plate with specific accessories
Tripping threshold 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
[Ith] conventional free air thermal
current
Permissible current 3 A at 120 V AC-15 for signalling circuit
[Ue] rated operational voltage 690 V AC 0...400 Hz
[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
May 23, 2017
Rail with specific accessories
Under contactor
5 A for signalling circuit
0.22 A at 125 V DC-13 for signalling circuit
Blue push-button for reset mode
Disclaimer: This documentation is not intended as a substitute for and is not to be used for determining suitability or reliability of these products for specific user applications
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Temperature compensation -20...60 °C
Connections - terminals Control circuit : screw clamp terminals 2 cable(s) 1...2.5 mm² - cable stiffness: flexible - without cable
Tightening torque Control circuit : 1.7 N.m - on screw clamp terminals
Height 70 mm
Width 55 mm
Depth 123 mm
Product weight 0.375 kg
end
Control circuit : screw clamp terminals 2 cable(s) 1...2.5 mm² - cable stiffness: flexible - with cable
end
Control circuit : screw clamp terminals 2 cable(s) 1...2.5 mm² - cable stiffness: solid - without cable
end
Power circuit : EverLink BTR screw connectors 1 cable(s) 1...35 mm² - cable stiffness: flexible without cable end
Power circuit : EverLink BTR screw connectors 1 cable(s) 1...35 mm² - cable stiffness: flexible - with
cable end
Power circuit : EverLink BTR screw connectors 1 cable(s) 1...35 mm² - cable stiffness: solid - without
cable end
Power circuit : 5 N.m - on EverLink BTR screw connectors
Environment
Protective treatment TH conforming to IEC 60068
IP degree of protection IP20 conforming to IEC 60529
Ambient air temperature for operation 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 Shocks 15 Gn for 11 ms IEC 60068-2-7
Dielectric strength 6 kV at 50 Hz conforming to IEC 60255-5
Standards ATEX D 94/9/CE
Product certifications ABS
Vibrations 4 gn IEC 60068-2-6
EN 60947-4-1
EN 60947-5-1
IEC 60947-4-1
IEC 60947-5-1
UL 508
CSA C22.2 No 14
ATEX INERIS
CSA
UL
EAC
Offer Sustainability
Sustainable offer status Green Premium product
RoHS (date code: YYWW) Compliant - since 0501 - Schneider Electric declaration of conformity
Schneider Electric declaration of conformity
REACh Reference not containing SVHC above the threshold
Reference not containing SVHC above the threshold
Product environmental profile Available
Product environmental
Product end of life instructions Available
End of life manual
Contractual warranty
Warranty period 18 months
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