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Product Description & Specifications
Confirm the complete catalog number and application requirements before ordering. The specifications below reflect the product information available for this listing.
- Manufacturer
- Schneider Electric
- Sub-Category
- Overload Relay
- Series
- TeSys D
- Frame
- LRD
- Max current rating
- 18
- Voltage
- 600/690VAC
- Poles
- 3
- Phases
- 3
- Auxiliary contacts
- 1NO/1NC
- Country of origin
- France
- Temp Rating
- 28°F to 158°F (-20°C to 60°C)
- Relay Style
- Thermal
- Amperage Maximum
- 18
- Amperage Minimum
- 12
Show all specifications (6 more)
- Compatible Frames
- WPS,WPH,WPF,WPX
- UPC
- 785901206798
- GTIN
- 03389110346831
- Dimensions
- 2.6 in (66 mm) x 1.8 in (45 mm) x 2.8 in (70 mm) (Height x Width x Depth)
- Weight
- 0.324
- Certification
- EN/IEC, UL, CSA, GB/T, CCC, EAC, BV, RINA, DNV-GL, LROS, ATEX INERIS, UKCA
Product description & additional details
LRD21
LRD21 is a Telemecanique||Schneider Electric thermal overload relay designed for reliable motor protection in industrial applications.
This adjustable, bimetallic thermal overload relay offers precise motor protection with automatic and manual reset, ambient temperature compensation, and compatibility with TeSys Deca contactors. It is engineered for easy installation and robust performance in demanding environments.
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Key Specifications
- Amperage: Adjustable 12–18A
- Voltage: 690V AC (600V CSA/UL), 0–400 Hz
- Poles: 3
- Mounting Type: Plate, rail, or direct under contactor (LC1D18, LC1D25, LC1D32, LC1D38)
- Interrupt Rating: 6kV impulse withstand voltage
- Series/Frame: TeSys Deca
- Trip Unit: Class 10A, bimetallic, ambient temperature compensated
- Certifications: UL, CSA, CE
- Control Circuit: Screw clamp terminals, 1–2.5 mm_
- Reset: Manual (blue button) and automatic
- Stop: Manual (red button)
- Auxiliary Contacts: 1 NO + 1 NC
- Operating Temperature: -20°C to 60°C
Specifications
- Part Number: LRD21
- Manufacturer : Schneider Electric
- Brand : Schneider Electric
- Category : Motor Control
- Item Subcategory : Overload Relay
- Family : TeSys D
- Type : LRD
- Voltage : 600/690VAC
- Phase : 3
- Poles : 3
- Temp Rating : 28°F to 158°F (-20°C to 60°C)
- Relay Style : Thermal
- Aux Contacts : 1NO/1NC
- Amperage Maximum : 18
- Amperage Minimum : 12
- Compatible Frames : WPS,WPH,WPF,WPX
Product Data
- UPC : 785901206798
- GTIN : 03389110346831
- Country of Origin : France
- Dimensions : 2.6 in (66 mm) x 1.8 in (45 mm) x 2.8 in (70 mm) (Height x Width x Depth)
- Weight : 0.324
- Temp Rating : 28°F to 158°F (-20°C to 60°C)
- Certification : EN/IEC, UL, CSA, GB/T, CCC, EAC, BV, RINA, DNV-GL, LROS, ATEX INERIS, UKCA
Technical Documents
Return eligibility: what to know before ordering
Return requests must be made within 30 days of shipping and require authorization. Used, installed, energized, or tested items are not eligible. A restocking fee of up to 35% may apply. Review the full policy before purchase.
Product-specific restrictions apply. International orders are non-cancellable and non-refundable under the policy.
Warranty supplied by Essential Electric
Warranty coverage is provided by Essential Electric, subject to the product and policy terms. Essential Electric is an independent supplier. Surplus or discontinued inventory may not qualify for the original manufacturer’s warranty.
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