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Schneider Electric LRD Thermal Overload Relay 1NO + 1NC, 0.25 → 0.4 A F.L.C, 400 mA Contact Rating, 3P, TeSys
- RS Stock No.:
- 394-9447
- Mfr. Part No.:
- LRD03
- Brand:
- Schneider Electric
Subtotal (1 unit)*
£50.20
(exc. VAT)
£60.24
(inc. VAT)
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In Stock
- Plus 9 unit(s) shipping from 23 October 2025
- Plus 2 unit(s) shipping from 23 October 2025
- Plus 21 unit(s) shipping from 14 November 2025
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Units | Per unit |
|---|---|
| 1 + | £50.20 |
*price indicative
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- RS Stock No.:
- 394-9447
- Mfr. Part No.:
- LRD03
- Brand:
- Schneider Electric
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Schneider Electric | |
| FLC Motor Rating | 0.25 → 0.4 A | |
| Contact Current Rating | 400 mA | |
| Range | TeSys | |
| Pole Configuration | 3P | |
| Series | LRD | |
| Mounting Style | Direct Contactor | |
| Normal State Configuration | 1NO + 1NC | |
| Reset Method | Automatic, Manual | |
| Terminal Type | Screw | |
| Number Of Auxiliary Contacts | 2 | |
| Width | 45mm | |
| Depth | 66mm | |
| Length | 123mm | |
| Minimum Operating Temperature | -20°C | |
| Maximum Operating Temperature | +60°C | |
| Better World Verification | Green Premium | |
| Better World Product | Yes | |
| Operating Temperature Range | -20 → +60 °C | |
| Contact Voltage Rating | 690 V ac | |
Select all | ||
|---|---|---|
Brand Schneider Electric | ||
FLC Motor Rating 0.25 → 0.4 A | ||
Contact Current Rating 400 mA | ||
Range TeSys | ||
Pole Configuration 3P | ||
Series LRD | ||
Mounting Style Direct Contactor | ||
Normal State Configuration 1NO + 1NC | ||
Reset Method Automatic, Manual | ||
Terminal Type Screw | ||
Number Of Auxiliary Contacts 2 | ||
Width 45mm | ||
Depth 66mm | ||
Length 123mm | ||
Minimum Operating Temperature -20°C | ||
Maximum Operating Temperature +60°C | ||
Better World Verification Green Premium | ||
Better World Product Yes | ||
Operating Temperature Range -20 → +60 °C | ||
Contact Voltage Rating 690 V ac | ||
Schneider Electric LRD Series Thermal Overload Relay, 0.25 to 0.4 A FLC Motor Rating, 3 Pole Configuration - LRD03
This thermal overload relay provides reliable motor protection, ideal for automation and electrical applications. Designed as a 3P thermal overload relay, it operates within a current rating range of 0.25 to 0.4A and features dimensions of 123mm x 66mm x 45mm. The device ensures robust electrical overload protection with an operating temperature range of -20 to +60 °C.
Features & Benefits
• Automatic reset method enhances operational efficiency
• Screw terminal design simplifies installation and maintenance
• Integrated with 1NO + 1NC auxiliary contacts for versatility
• Suitable for direct contactor mounting, maximising space utilisation
• Rated for 690V AC operation, ensuring broad compatibility
• Trip threshold of 130% of rated current protects against overloads
• Screw terminal design simplifies installation and maintenance
• Integrated with 1NO + 1NC auxiliary contacts for versatility
• Suitable for direct contactor mounting, maximising space utilisation
• Rated for 690V AC operation, ensuring broad compatibility
• Trip threshold of 130% of rated current protects against overloads
Applications
• Utilised in motor control circuits for efficient protection
• Compatible with various LC1D series contactors for versatility
• Employed in AC and DC network environments
• Ideal for industrial machinery requiring thermal overload protection
• Compatible with various LC1D series contactors for versatility
• Employed in AC and DC network environments
• Ideal for industrial machinery requiring thermal overload protection
What is the maximum current rating supported for signalling circuits?
The permissible current for signalling circuits reaches up to 3A at 120V AC-15, ensuring reliable operation for signalling requirements.
How is the reset process configured for this relay?
The device allows both automatic and manual reset methods, providing flexibility depending on operational needs and safety protocols.
What kind of mounting support is available for this relay?
It can be mounted on a plate, rail, or underneath a contactor using specific accessories, which makes it adaptable for different installation scenarios.
What is the significance of having a trip threshold of 1.14 +/- 0.06 Ir?
This designated trip threshold provides accurate and reliable tripping behaviour, ensuring effective protection against potential overload conditions for connected motors.