LRD14

Schneider Electric LRD14 — Thermal Overload Relay

Schneider Electric LRD14 TeSys Deca thermal overload relay 7-10A 1NO+1NC Class 10A screw clamp. The Schneider Electric LRD14 thermal overload relay is an essential component for robust motor protection across diverse industrial applications in Egypt and the Gulf region. As part of the reliable TeSys Deca range, this differential thermal overload relay safeguards motors against sustained overload and prevents damage from phase failure. It features a thermal protection adjustment range of 7 to 10 Amperes and is rated as Class 10A conforming to IEC 60947-4-1, ensuring precise and timely tripping. The LRD14 is highly versatile, compatible with both AC and DC network types, and operates efficiently across a 0-400 Hz frequency range. Designed for seamless integration, the Schneider Electric LRD14 offers convenient screw clamp terminals for secure wiring and can be mounted directly under TeSys D contactors such as LC1D09, LC1D12, LC1D18, LC1D25, LC1D32, and LC1D38. Its auxiliary contact composition of 1 normally open (NO) and 1 normally closed (NC) contact provides flexible signaling capabilities. With a rated operational voltage of 690V AC and an IP20 degree of protection, it is built for demanding environments. This LRD14 relay is an ideal choice for critical motor protection in industries like cement production, oil and gas, water treatment plants, food and beverage processing, textiles, and building services.

Details

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Specifications

Depth
70 Mm
Width
45 Mm
Height
66 Mm
Net weight
0.124 Kg
Network type
AC, DC
Mounting support
Under contactor
Device short name
LRD
Network frequency
0...400 Hz
Tightening torque
1.7 N.m - on screw clamp terminals
Product compatibility
LC1D09, LC1D12, LC1D38, LC1D32, LC1D25, LC1D18
Thermal overload class
Class 10A conforming to IEC 60947-4-1
Connections - terminals
Screw clamp terminals
IP degree of protection
IP20 conforming to IEC 60529
Manufacturer part number
LRD14
Auxiliary contact composition
1 NO + 1 NC
[Ue] rated operational voltage
690 V AC 0...400 Hz for power circuit conforming to IEC 60947-4-1
Thermal protection adjustment range
7…10 A
Ambient air temperature for operation
-20…60 °C without derating conforming to IEC 60947-4-1

Product documentation

View manufacturer document (PDF)