LRD04 – Square D Overload Relay
LRD04 Schneider Electric Overload Relay It is a Bimetallic Trip Adjustable Overload Relay Type Screw Clamp Contactor / Starter Mounting Application Single Phase 3 Pole Automatic / Manual Reset.
Specifications:
- Range: TeSys
- Product name: TeSys LRD
- Product or component type: Differential thermal overload relay
- Device short name: LRD
- Relay application: Motor protection
- Product compatibility: LC1D25, LC1D38, LC1D32, LC1D18, LC1D12, LC1D09
- Network type: AC, DC
- Thermal protection adjustment range: 0.4…0.63 A
- [Ui] rated insulation voltage: Power circuit: 600 V conforming to CSA, Power circuit: 600 V conforming to UL, Power circuit: 690 V conforming to IEC 60947-4-1
- Network frequency: 0…400 Hz
- Mounting support: Plate, with specific accessories, Rail, with specific accessories, Under contactor
- Tripping threshold: 1.14 +/- 0.06 Ir conforming to IEC 60947-4-1
- [Ith] conventional free air thermal current: 5 A for signalling circuit
- Permissible current: 3 A at 120 V AC-15 for signalling circuit, 0.22 A at 125 V DC-13 for signalling circuit
- [Ue] rated operational voltage: 690 V AC 0…400 Hz
- [Uimp] rated impulse withstand voltage: 6 kV
- Phase failure sensitivity: Tripping current 130 % of Ir on two phase, the last one at 0
- Control type: Red push-button: stop, Blue push-button: reset
- Temperature compensation: -20…60 Degree C
- Connections – terminals: Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm2 flexible without cable end, Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm2 flexible with cable end, Control circuit: screw clamp terminals 2 cable(s) 1…2.5 mm2 solid without cable end, Power circuit: screw clamp terminals 1 cable(s) 1.5…10 mm2 flexible without cable end, Power circuit: screw clamp terminals 1 cable(s) 1…4 mm2 flexible with cable end, Power circuit: screw clamp terminals 1 cable(s) 1…6 mm2 solid without cable end
- Tightening torque: Control circuit: 1.7 N.m – on screw clamp terminals, Power circuit: 1.7 N.m – on screw clamp terminals
- Width: 45 mm
- Depth: 70 mm
- Net weight: 0.124 kg
- Protective treatment: TH conforming to IEC 60068
- IP degree of protection: IP20 conforming to IEC 60529
- Ambient air temperature for operation: -20…60 Degree C without derating conforming to IEC 60947-4-1
- Ambient air temperature for storage: -60…70 Degree C
- Flame retardance: V1 conforming to UL 94
- Mechanical robustness: Vibrations: 6 Gn conforming to IEC 60068-2-6, Shocks: 15 Gn for 11 ms conforming to IEC 60068-2-7
- Dielectric strength: 6 kV at 50 Hz conforming to IEC 60255-5
- Standards: ATEX D 94/9/CE, EN 60947-5-1, EN 60947-4-1, IEC 60947-4-1, IEC 60947-5-1, UL 508, CSA C22.2 No 14
- Product certifications: RINA, GL, UL, ATEX INERIS, CSA, GOST, LROS (Lloyds register of shipping), DNV, CCC, BV
- Authentic Square D Product