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Tesys LR D Thermal Overload Relays 110-140a
Schneider Electric

Tesys LR D Thermal Overload Relays 110-140a

Ideal part number SCHLRD4369 Manufacturer number LRD4369 Barcode 3389110523355
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Product details

TeSys Deca thermal overload relays 110...140A class 10A

TeSys LRD thermal overload relay, 140A/1000V, thermal setting range 110-140A, tripping class 10A, for protection of 3-phase motors 75kW@400V. Differential device with phase failure and load unbalance detection. It provides a thermal adjustement dial, a manual-automatic reset selector acting also as reset button, a trip test button for simulation of a tripping, a stop button, a flag indicator and 2 auxiliary contacts 1NO+1NC for fault signalling. Settings are protected by a transparent cover lockable by sealing. Connection by screw clamp terminals, it connects directly to the bottom terminals of 3-pole contactors LC1D150. Mounting on DIN rail or screw fixing, separated from the contactor, with use of a terminal block LA7D3064 (to be ordered separately). Multi standards certified (IEC, UL, CSA, CCC, EAC, ATEX, Marine), Green Premium compliant (RoHs/Reach).

Technical specifications

Mounting method
Direct attachment
Number of auxiliary contacts as normally open contact
1
Number of auxiliary contacts as normally closed contact
1
Number of auxiliary contacts as change-over contact
0
Release class
CLASS 10 A
Type of electrical connection of main circuit
Other
Max. rated operation voltage Ue
690 V
Adjustable current range
110 A