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Schneider Electric Thermal Overload Relay 1 NO/1 NC, 12A, 18 A F.L.C, 5A Contact Rating
- RS Stock No.:
- 256-6685
- Mfr. Part No.:
- LRD21L6
- Brand:
- Schneider Electric
Subtotal (1 unit)*
£356.42
(exc. VAT)
£427.70
(inc. VAT)
FREE delivery for orders over £60.00
Stocked by manufacturer
- Ready to ship from 23 June 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 + | £356.42 |
*price indicative
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- RS Stock No.:
- 256-6685
- Mfr. Part No.:
- LRD21L6
- 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 | |
| Product Type | Thermal Overload Relay | |
| FLC Motor Rating | 12, 18A | |
| Relay Contact Current | 5A | |
| Mount Type | Plate, Rail, Under Contactor Mount | |
| Normal State Configuration | 1 NO/1 NC | |
| Reset Method | Push Button | |
| IP Rating | IP20 | |
| Minimum Operating Temperature | -20°C | |
| Number of Auxiliary Contacts | 2 | |
| Width | 45mm | |
| Maximum Operating Temperature | 60°C | |
| Length | 66mm | |
| Depth | 76mm | |
| Standards/Approvals | 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 EN 50495 | |
| Better World Product | Yes | |
| Supply Voltage | 690V ac | |
| Select all | ||
|---|---|---|
Brand Schneider Electric | ||
Product Type Thermal Overload Relay | ||
FLC Motor Rating 12, 18A | ||
Relay Contact Current 5A | ||
Mount Type Plate, Rail, Under Contactor Mount | ||
Normal State Configuration 1 NO/1 NC | ||
Reset Method Push Button | ||
IP Rating IP20 | ||
Minimum Operating Temperature -20°C | ||
Number of Auxiliary Contacts 2 | ||
Width 45mm | ||
Maximum Operating Temperature 60°C | ||
Length 66mm | ||
Depth 76mm | ||
Standards/Approvals 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 EN 50495 | ||
Better World Product Yes | ||
Supply Voltage 690V ac | ||
- COO (Country of Origin):
- TH
Schneider Electric LRD21L6
TeSys LRD thermal overload relay, 18A/690V, thermal setting range 12-18A, tripping class 20, for protection of 3-phase motors 7.5kW@400V. Differential device with phase failure and load unbalance detection. It provides a thermal adjustement dial, a manual-automatic reset selector, a test selector for simulation of a tripping, reset and stop buttons, a flag indicator and 2 auxiliary contacts 1NO+1NC for fault signalling. Settings are protected by a transparent cover lockable by sealing. Connection by screw clamp terminals, it connects directly to the bottom terminals of 3-pole contactors LC1D18-D38. Mounting on DIN rail or screw fixing, separated from the contactor, with use of a terminal block LAD7B205 (to be ordered separately). Multi standards certified (IEC, UL, CSA, CCC, EAC, ATEX, Marine), Green Premium compliant (RoHs/Reach).
The Schneider Electric LRD thermal overload relay to be used with a TeSys D contactor. It provides manual test & reset buttons, automatic reset, trip auxiliary contact and flag indicator. Temperature compensated for a good accuracy of the protection.
Light and compact
Motor protection