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Product data sheet
Characteristics
LRD1530
TeSys LRD thermal overload relays - 23...28 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 LC1D25
Network type AC
Overload tripping class Class 20 conforming to IEC 60947-4-1
Thermal protection adjustment range 23...28 A
[Ui] rated insulation voltage 600 V power circuit conforming to CSA
LC1D32
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 1.5 A at 240 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 10, 2017
Rail with specific accessories
Under contactor
5 A for signalling circuit
0.1 A at 250 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
Width 45 mm
Depth 92 mm
Product weight 0.19 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 : screw clamp terminals 1 cable(s) 1.5...10 mm² - cable stiffness: flexible - without cable
end
Power circuit : screw clamp terminals 1 cable(s) 1...4 mm² - cable stiffness: flexible - with cable end
Power circuit : screw clamp terminals 1 cable(s) 1...6 mm² - cable stiffness: solid - without cable end
Power circuit : 1.85 N.m - on screw clamp terminals
Environment
Protective treatment TH conforming to IEC 60068
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
Fire resistance 850 °C conforming to IEC 60695-2-1
Flame retardance V1 conforming to UL 94
Mechanical robustness Vibrations 6 Gn IEC 60068-2-6
Dielectric strength 6 kV at 50 Hz conforming to IEC 60255-5
Standards ATEX D 94/9/CE
Product certifications ATEX INERIS
Shocks 15 Gn for 11 ms IEC 60068-2-7
EN 60947-4-1
EN 60947-5-1
IEC 60947-4-1
IEC 60947-5-1
UL 508
CSA C22.2 No 14
BV
CCC
CSA
DNV
GL
GOST
RINA
UL
LROS
Offer Sustainability
Sustainable offer status Green Premium product
RoHS (date code: YYWW) Compliant - since 0631 - 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
Contractual warranty
Warranty period 18 months
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