Schneider Electric LRD Thermal Overload Relay 1NO/1NC, 63 → 80 A F.L.C, 80 A Contact Rating, 3P, TeSys
- RS Stock No.:
- 394-9245
- Mfr. Part No.:
- LRD3363
- Manufacturer:
- Schneider Electric
Discontinued product
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- RS Stock No.:
- 394-9245
- Mfr. Part No.:
- LRD3363
- Manufacturer:
- Schneider Electric
Product overview and Technical data sheets
Legislation and Compliance
RoHS Status: Not Applicable
- COO (Country of Origin):
- FR
Product Details
Schneider Electric TeSys LRD Thermal Overload Relays
Schneider Electric TeSys LRD3363 Differential Thermal Overload Relay.
From Schneider Electronic this is the LRD 3363 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 3363 Features and Benefits.
- Differential thermal overload relay.
- Relay application Motor protection.
- Compatible with LC1D180, LC1D95.
- Network type DC, AC.
- Thermal overload class 10A – IEC 60947-4-1.
- Adjustment range 63 to 80 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 & power circuit, screw clamp terminals.
- Height 81 mm.
- Width 70 mm.
- Depth 115 mm.
- Net weight 0.51 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 6 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.
Specifications
Attribute | Value |
|---|---|
| FLC Motor Rating | 63 → 80 A |
| Contact Current Rating | 80 A |
| Range | TeSys |
| Pole Configuration | 3P |
| Series | LRD |
| Mounting Style | Direct Contactor |
| Normal State Configuration | NO/NC |
| Terminal Type | Screw |
| Reset Method | Automatic, Manual |
| Number Of Auxiliary Contacts | 2 |
| Width | 55mm |
| Length | 236mm |
| Depth | 123mm |
| Minimum Operating Temperature | -20°C |
| Maximum Operating Temperature | +60°C |
| Operating Temperature Range | -20 → +60 °C |
| Contact Voltage Rating | 690 V ac |