Specifications

• Network Type: DC || AC
• Thermal Protection Adjustment Range: 37-50 A
• Relay Application: motor protection
• Product Or Component Type: differential thermal overload relay
• Product Name: TeSys LRD || TeSys Deca
• Thermal Overload Class: class 10A IEC 60947-4-1
• Range: TeSys
• [Ui] Rated Insulation Voltage: power circuit 1000 V IEC 60947-4-1 || power circuit 600 V CSA || power circuit 600 V UL
• Product Compatibility: LC1D95 || LC1D80
• Device Short Name: LRD

Contractual warranty

• Warranty: 18 months

Complementary

• Network Frequency: 0…400 Hz
• Height: 81 mm
• [Ith] Conventional Free Air Thermal Current: 5 A signalling circuit
• Auxiliary Contact Composition: 1 NO + 1 NC
• Connections – Terminals: power circuit screw clamp terminals 1 4-35 mm flexible without cable end || power circuit screw clamp terminals 1 4-35 mm flexible with cable end || power circuit screw clamp terminals 1 4-35 mm solid without cable end || control circuit screw clamp terminals 2 1-2.5 mm flexible without cable end || control circuit screw clamp terminals 2 1-2.5 mm flexible with cable end || control circuit screw clamp terminals 2 1-2.5 mm solid without cable end
• Phase Failure Sensitivity: tripping current 130 % of Ir on two phase, the last one at 0
• [Ue] Rated Operational Voltage: 1000 V AC 0…400 Hz power circuit IEC 60947-4-1
• Associated Fuse Rating: 4 A gG signalling circuit || 4 A BS signalling circuit
• Net Weight: 0.51 kg
• [Uimp] Rated Impulse Withstand Voltage: 6 kV IEC 60947-1
• Permissible Current: 0.72 A 500 V AC-15 signalling circuit || 0.06 A 440 V DC-13 signalling circuit
• Tripping Threshold: 1.14 +/- 0.06 Ir IEC 60947-4-1
• Tightening Torque: control circuit 1.7 N.m screw clamp terminals || power circuit 9 N.m screw clamp terminals
• Control Type: Red push-button stop || Blue push-button reset
• Mounting Support: plate, with specific accessories || rail, with specific accessories || under contactor
• Width: 70 mm
• Depth: 115 mm
• Temperature Compensation: -20-60 C

Offer Sustainability

• Rohs Exemption Information: Yes
• Mercury Free: Yes
• Environmental Disclosure: ENVPEP110101EN
• Sustainable Offer Status: Green Premium product
• Toxic Heavy Metal Free: Yes
• Reach Regulation: Free of Substances of Very High Concern above the threshold
• California Proposition 65: WARNING: This product can expose you to chemicals including: Antimony oxide & Antimony trioxide, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov
• Reach Free Of Svhc: Yes
• China Rohs Regulation: Pro-active China RoHS declaration (out of China RoHS legal scope)
• Circularity Profile: ENVEOLI1101001
• Eu Rohs Directive: Compliant

Environment

• Product Certifications: IEC || UL || CSA || CCC || EAC || ATEX INERIS || UKCA
• Mechanical Robustness: vibrations6 Gn IEC 60068-2-6 || shocks15 Gn for 11 ms IEC 60068-2-7
• 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
• Climatic Withstand: IACS E10
• Ambient Air Temperature For Operation: -20-60 C without derating IEC 60947-4-1
• Dielectric Strength: 2.2 kV 50 Hz IEC 60947-1
• Ip Degree Of Protection: IP20 conforming to IEC 60529
• Flame Retardance: V1 conforming to UL 94
• Ambient Air Temperature For Storage: -60-70 C

Downloads

Spec Sheet

CAD

TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-front (dwg)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-top (dwg)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-back (dwg)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-left (dwg)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-isometric (dxf)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-back (dxf)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-bottom (dxf)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-right (dxf)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-right (dwg)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_3D-simplified (stp)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-top (dxf)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-bottom (dwg)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-isometric (dwg)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-front (dxf)
TeSys LR.D – Thermal overload relays – 3D CAD – MCADPD0004657_2D-left (dxf)

Brochure

TeSys Refresh Informational Guide – Brochure – 998-20803955_GMA-US (pdf)
Industrial Automation and Control Product Lines Brochure – 998-20256927_2019_Line_Card_GM (pdf)
Square D Model 6 Intelligent Motor Control Centers Brochure – 8998BR0001 (pdf)

Instruction sheet

TeSys Protect – Deca Overload Relays (25 to 140 A) – Use in Explosive Atmospheres – 1672619-04 (pdf)
LRD33, LRD43 – Thermal overload relays 18.5 to 75 kW – Instruction Sheet – 151131801A64-10 (pdf)
LC2-K contactor – Instruction Sheet – 1378086_01A55-16 (pdf)

Certificate

ATEX_Certificate_TeSys D_LRD313-380_LRD33-43 – LRD313-380_LRD33-43_08ATEX0012X.03 (pdf)
UL Certificate 164353, ABL7UPS, UES – NKCR.E164353+-+Auxiliary+Devices (pdf)
UL_Certificate_TeSys D_ LRD33&LR2D33&LR3D33&LRD43&LR2D43&LR3D43 – E39281-19920818-CertificateofCompliance (pdf)
DNV Type Approval Certificate_TeSys D_LRD01-35_LRD33-43_LAD7 – LRD01-35_LRD33-43_LAD7_TAE00001M6-revision1 (pdf)
ASEFA_Certificate TeSys D – LRD33-43 – CB_LRD33-43_01-44-278-01 (pdf)
CSA Certificate_ TeSys D_LRD33&LR2D33&LR3D33&LRD43&LR2D43&LR3D43 – CoFC_80070412_EN (pdf)

Catalog

TeSys Catalogue – 2022 – Chapter B11 – Overload relays TeSys LRK, Deca, Giga, RM1, LT3 – B11+-+Overload+relays_EN+(web) (pdf)
Digest Catalog 18: Contactors and Starters-IEC (SEP 2022) – 0100CT1901_SEC-18_SEP2022 (pdf)

Circularity Profile

thermal overload relays, TeSys Deca, 110-140A, lug clamps – EoLI_ENVEOLI1101001_V2_2 (pdf)

Environmental Disclosure

thermal overload relays, TeSys Deca, 110-140A, lug clamps – Internal+PEP+ENVPEP110101EN_V2_2 (pdf)

Declaration of conformity

UKCA Declaration TeSysD_LRD33-43_LR3D33-43 – UK_Doc_LRD33-43_LR3D33-43_SC16031605-UK.docx (pdf)
EU Declaration SC16031605C TeSys LRD33/LRD43 – M_EU_LRD33_LRD43_LR3D33_LRD43_SC16031605D.docx (pdf)

Videos

Locating Complete Part Number on Telemecanique LR2D Overload Relays | Schneider Electric Support Mounting LRD Overload Relay to TeSys D Series Contactor | Schneider Electric Support Mounting a TeSys D-Line Contactor with Everlink Terminals to a Panel | Schneider Electric Support Removing Everlink Terminals from TeSys D Series Contactors | Schneider Electric Support