The Schneider Electric LRD16 is a TeSys Deca differential thermal overload relay for motor protection, with an adjustable current setting of 9 to 13 A and trip class 10A per IEC 60947-4-1. Compatible with TeSys D contactors LC1D12, LC1D18, LC1D25, LC1D32, and LC1D38, it operates on both AC and DC networks up to 690 V.

Technical specifications:

• Commercial reference: LRD16
• Manufacturer: Schneider Electric
• EAN: 3389110346824
• Series / range: TeSys Deca / TeSys LRD
• Product type: Differential thermal overload relay
• Application: Motor protection
• Thermal overload adjustment: 9…13 A
• Trip class: Class 10A per IEC 60947-4-1
• Network type: AC / DC, 0…400 Hz
• Rated voltage (Ue): 690 V AC per IEC 60947-4-1; 600 V per UL / CSA
• Rated impulse withstand voltage (Uimp): 6 kV
• Tripping threshold: 1.14 +/- 0.06 Ir per IEC 60947-4-1
• Phase loss sensitivity: 130% of Ir with two phases active, last phase at 0
• Auxiliary contacts: 1 NO + 1 NC
• IP protection: IP20 per IEC 60529
• Operating temperature: -20…60 C
• Mounting: Below contactor, panel, or DIN rail (with accessories)
• Connection: Screw terminal blocks
• Dimensions (WxHxD): 45 x 66 x 70 mm
• Weight: 0.124 kg
• Certifications: IEC, UL, CSA, CCC, EAC, BV, RINA, DNV-GL, LROS, ATEX INERIS, UKCA

Features and benefits:

• Adjustable 9 to 13 A thermal overload setting for accurate motor protection
• Phase loss detection – trips at 130% of Ir with two phases active, last phase at 0
• 1 NO + 1 NC auxiliary contact for alarm or control circuit integration
• Red stop button and blue reset button for local manual operation
• Temperature compensation over -20 to 60 C for consistent tripping accuracy

Applications:

• Motor protection in industrial control and automation panels
• Direct mounting on TeSys D contactors in motor starter assemblies
• Protection of pumps, fans, and compressors in process installations
• Marine and hazardous area installations (ATEX INERIS, DNV-GL, RINA certified)

Compliant with EN/IEC 60947-4-1, EN/IEC 60947-5-1, UL 60947-4-1, CSA C22.2 No 60947-4-1, GB/T 14048.4, GB/T 14048.5, and EN 50495. Part of the Schneider Electric TeSys Deca range.

Also known as: Schneider LRD16, Schneider Electric LRD16, TeSys thermal overload relay 9-13A, motor protection relay 9-13A.