LRD340, Schneider Electric LRD Thermal Overload Relay 1NO + 1NC, 30 → 40 A F.L.C, 40 A Contact Rating, TeSys D, Реле

Schneider Electric TeSys LRD Thermal Overload Relays

Schneider Electric TeSys LRD340 Differential Thermal Overload Relay.

From Schneider Electronic this is the LRD 340 TeSys Differential thermal overload relay designed to protect ac circuits against overloads, phase failure, long starting time and prolonged motor stalling. LRD Thermal overload relays are reliable and cover motor ratings up to 150 A plus they can be used with TeSys D contactors providing you with a compact starter. Simple to install with screw clamp terminals by ring terminals and EverLink terminal versions including integrated manual / automatic reset.

LRD Thermal Overload Relay Features.

• Manual and automatic reset


• Sealable flap


• Prewiring kit


• Terminal block for separate mounting


• Remote electrical reset


• Can be combined with TeSys model d contactors in a 45 mm wide space up to 18.5 kW, 55 mm from 15 to 30 kW


• Connectors: spring terminal, screw clamp, terminal block EverLink (LRD3)


• Class 10 A & class 20.

Applications.

• Industry, infrastructure, building.


• Standard motor protection.


• Line protection.


• Protection of motor overload, stalling and loss of phase.

LRD 340 Features and Benefits.

• Differential thermal overload relay.


• Relay application Motor protection.


• Compatible with LC1D65A, LC1D50, LC1D40.


• Network type AC, DC.


• Thermal overload class 10A – IEC 60947-4-1.


• Adjustment range 30 to 40 A.


• Frequency 0 to 400 Hz.


• Contacts 1 NO, 1 NC.


• Phase failure tripping current 130% of Ir on two phase, last one at 0.


• Control type, STOP (red push button), RESET (blue push button).


• Terminals control circuit, screw clamp terminals.


• Terminals power circuit, EverLink BTR screw connectors.


• Height 70 mm.


• Width 55 mm.


• Depth 123 mm.


• Net weight 0.375 kg.

Protection ratings & Safety features.

• IP20 conforming to IEC 60529.


• Flame resistant V1 conforming to UL 94.


• Shock resistant 15 Gn for 11 ms conforming to IEC 60068-2-7.


• Vibration resistant 4 gn conforming to IEC 60068-2-6.

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.

LRD340 Datasheet

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