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SCHNEIDER Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity - IEC Thermal Overload Relays
SCHNEIDERIEC Thermal Overload Relays

SCHNEIDER Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity

The SCHNEIDER Overload Relay: Thermal Protection (SKU LRD332, MPN LRD332) is an IEC thermal overload relay with three poles and a 23 A – 32 A range. It features 1NO/1NC auxiliary contacts, a maximum voltage rating of…

SKU 3G-OTH-41534

Also listed as: LRD 332 · LRD-332

Brand
SCHNEIDER
Item
Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity
Category
IEC Thermal Overload Relays
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

SCHNEIDER
Manufacturer Part Number
LRD332
Type
1NO/1NC, Phase Loss Sensitivity, 23 A – 32 A
Poles
3
Compatible Contactors
TeSys Deca (40 to 65 Amp Models)
Auxiliary Contact Form
1NO/1NC
Maximum Voltage Rating
690V AC
Phase Loss Sensitivity
Yes
Thermal Units Required
None (Relay Includes Integrated Bimetallic Elements)
Terminal Connection Type
Screw Clamp Terminals
Compatible Contactor Series
TeSys Deca

Technical Documents

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SCHNEIDER Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SCHNEIDER Overload Relay: Thermal Protection (SKU LRD332, MPN LRD332) is an IEC thermal overload relay with three poles and a 23 A – 32 A range. It features 1NO/1NC auxiliary contacts, a maximum voltage rating of 690V AC, and phase loss sensitivity. The relay includes integrated bimetallic elements, uses screw clamp terminals, and is compatible with TeSys Deca contactors (40 to 65 Amp models).

Frequently Asked Questions

What is the SCHNEIDER LRD332 overload relay used for?

The SCHNEIDER LRD332 is an IEC thermal overload relay that protects three-phase motors from overcurrent and phase loss. It is used in industrial motor control applications, typically paired with TeSys Deca contactors (40 to 65 Amp models) to safeguard equipment in manufacturing, HVAC, and pumping systems.

What are the specifications of the SCHNEIDER LRD332 overload relay?

The SCHNEIDER LRD332 is a three-pole thermal overload relay with a 23 A – 32 A range, 1NO/1NC auxiliary contacts, and a maximum voltage rating of 690V AC. It includes integrated bimetallic elements, phase loss sensitivity, and screw clamp terminals. It is compatible with TeSys Deca contactors (40 to 65 Amp models).

Where to buy the SCHNEIDER LRD332 overload relay worldwide?

You can source the SCHNEIDER LRD332 overload relay through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SCHNEIDER components for motor protection applications.

How to select the correct SCHNEIDER overload relay for a motor?

To select the correct SCHNEIDER overload relay, match the relay's current range (e.g., 23 A – 32 A for the LRD332) to the motor's full-load amperage. Ensure the relay is compatible with your contactor series, such as TeSys Deca. Verify phase loss sensitivity is needed for your application. Always consult the motor nameplate and manufacturer guidelines.

Used in

Common applications for SCHNEIDER
Motor starting in conveyor systems — Schneider Altistart ATS 22 soft starters (e.g., ATS22D17S6U) reduce inrush current.
Speed control for industrial pumps — Schneider Altivar ATV320 VFDs (e.g., ATV320U55N4W) provide variable flow regulation.
Machine safety interlocking — Schneider XPSUAF13AP safety relays monitor emergency stop circuits on assembly lines.
Panel-mounted control stations — Schneider XB5 flush push buttons (ZB5AA5) serve as start/stop operators in MCCs.
Heavy-duty motor switching — Schneider LC1G150LSEA contactors handle 150 A loads in compressor and crusher applications.
Emergency stop actuation — Schneider 9001K mushroom-head push buttons (9001KR25R) provide red, momentary stop functions.

SCHNEIDER Products

3G Electric supplies SCHNEIDER iec thermal overload relays. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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SCHNEIDER Overload Relay: Thermal Protection, 3 Poles, 1NO/1NC, Phase Loss Sensitivity, 23 A – 32 A (MPN LRD332L)
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