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Schneider Electric, LRD Thermal Overload Relay 1 NO/1 NC, 16 to 24 A F.L.C, 24 A Contact Rating, 15 kW 3

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RS Stock No.:
394-9324
Distrelec Article No.:
136-22-713
Mfr. Part No.:
LRD22
Manufacturer:
Schneider Electric
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Brand

Schneider Electric

Product Type

Thermal Overload Relay

FLC Motor Rating

16 to 24 A

Relay Contact Current

24 A

Series

LRD

Mount Type

Direct

Power Rating

15kW

Pole and Throw Configuration

3

Terminal Type

Screw

Normal State Configuration

1 NO/1 NC

Reset Method

Automatic & Manual

IP Rating

IP20

Number of Auxiliary Contacts

2

Adjustable Current Range

16 to 24 A

Minimum Operating Temperature

-20°C

Width

45 mm

Contact Voltage

690V ac

Length

66mm

Maximum Operating Temperature

60°C

Depth

70mm

Standards/Approvals

CSA Approved, CSA C22.2 No 60947-4-1, DNV-GL Approved, EC Approved, UL 60947-5-1, UL 60947-4-1, EN/IEC 60947-5-1, CSA C22.2 No 60947-5-1, EN/IEC 60947-4-1, EAC Approved, UL Approved

Better World Product

Yes

Supply Voltage

690 V ac

RoHS Status: Exempt

COO (Country of Origin):
FR

Schneider Electric LRD Series Thermal Overload Relay, 16A to 24A FLC Motor Rating, 1NO + 1NC Normal State Configuration - LRD22


This thermal overload relay serves as a vital component in motor protection applications. Designed for 16 to 24A ratings, it operates effectively within an operating temperature range of -20 to +60 °C. The robust construction features a compact design measuring 66mm in height, 45mm in width, and 70mm in depth, ensuring seamless integration into various electrical setups.

Features & Benefits


• Utilises class 10A thermal overload protection for reliable operation

• Achieves automatic and manual reset for user convenience

• Features a contact current rating of 24A for enhanced reliability

• Incorporates screw terminals for secure and easy connections

• Designed for compatibility with both AC and DC networks

• Mechanical robustness meets rigorous vibration and shock standards

Applications


• Used with LC1D25, LC1D32, and LC1D38 contactors

• Ideal for direct contactor mounting in industrial settings

• Essential for thermal protection in automated machinery

• Suitable for motor protection relay in various electrical systems

What temperature range can this device operate within?


It can operate efficiently between -20 °C and +60 °C, making it suitable for a variety of environments.

How is the tripping threshold specified for this thermal overload relay?


The tripping threshold is set at 1.14 +/- 0.06 Ir, adhering to relevant international standards.

What type of terminals does this device employ for connections?


It features screw clamp terminals for both control and power circuits, accommodating various cable types.

What considerations are made for vibration and shock resistance?


The relay is designed to withstand vibrations of up to 6 Gn and shocks of 15 Gn for durable performance in demanding conditions.

Is it compatible with different types of electrical networks?


Yes, it is designed for compatibility with both AC and DC networks, ensuring versatility in usage.

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