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Schneider Electric, LRD Thermal Overload Relay 1 NO/1 NC, 23 to 32 A F.L.C, 32 A Contact Rating, 22 kW 3

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RS Stock No.:
727-6201
Mfr. Part No.:
LRD332
Manufacturer:
Schneider Electric
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Brand

Schneider Electric

FLC Motor Rating

23 to 32 A

Product Type

Thermal Overload Relay

Relay Contact Current

32 A

Series

LRD

Mount Type

DIN Rail

Pole and Throw Configuration

3

Power Rating

22kW

Terminal Type

Screw Clamp

Normal State Configuration

1 NO/1 NC

Reset Method

Push Button

IP Rating

IP20

Minimum Operating Temperature

-20°C

Width

75 mm

Number of Auxiliary Contacts

2

Adjustable Current Range

23 to 32 A

Maximum Operating Temperature

60°C

Length

123mm

Contact Voltage

1kV ac

Standards/Approvals

EN/IEC 60947-5-1, EN/IEC 60947-4-1, EN 50495, CSA C22.2 No 60947-4-1, UL 60947-5-1, UL 60947-4-1, CSA C22.2 No 60947-5-1, GB/T 14048.5, GB/T 14048.4

Depth

121mm

Better World Product

Yes

Supply Voltage

690 V

RoHS Status: Exempt

COO (Country of Origin):
FR

Schneider Electric LRD Series Thermal Overload Relay, 23 to 32 A Motor Protection, 1NO + 1NC Configuration - LRD332


This thermal overload relay offers dependable motor protection, tailored for industrial applications. Designed to be mounted on DIN rails, it has dimensions of 123mm in height, 55mm in width, and 123mm in depth. It accommodates a current rating of 32A and operates effectively within a temperature range of -20°C to +60°C, ensuring versatility and reliability.

Features & Benefits


• Designed for motor protection with a current range of 23 to 32A

• Incorporates 1 normally open and 1 normally closed contact configuration

• Utilises EverLink screw terminals for secure connections

• Offers temperature compensation for consistent performance

• Robust design withstands shocks up to 15 Gn

• Rated for AC and DC networks up to 690V

Applications


• Ideal for use with various contactors like LC1D40A and LC1D65A

• Suitable for industrial environments requiring motor protection

• Effective in where thermal overload protection is vital

• Can be integrated into systems needing reliable motor control

What are the connection options available for this relay?


It features screw clamp terminals for the control circuit, supporting both flexible and solid conductors ranging from 1 to 2.5mm². For power circuits, it uses EverLink BTR screw connectors for cables between 1 to 35mm².

How does the relay handle phase failure sensitivity?


The relay is designed to trip at 130% of the rated current when two phases fail, ensuring prompt disconnection to protect the motor from damage.

What is the significance of the thermal overload class for this product?


Conforming to Class 10A as per IEC 60947-4-1 standards, it provides tailored thermal protection, optimising performance for various motor types and reducing the risk of overheating.

Can the relay accommodate various mounting configurations?


Yes, it can be mounted on a plate or directly onto a DIN rail, offering flexibility in installation according to specific requirements.

What conditions should be considered for optimal operation?


The ambient temperature for operation should be maintained between -20°C and +60°C, ensuring the relay functions effectively without derating.

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.

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