Description
The Schneider Electric (Square D) LRD22L is a thermal overload relay designed to deliver dependable motor protection across a wide range of commercial and industrial HVAC applications. Engineered for use with TeSys D-series contactors, this relay provides precise, adjustable overload protection to safeguard motors from damage caused by sustained overcurrent conditions.
Product Overview
The LRD22L features a current adjustment range of 17 to 24 amps, making it well-suited for protecting three-phase motors in fan coil units, air handling equipment, pumps, compressors, and other motor-driven HVAC systems. Its compact design integrates directly with Square D TeSys LC1-D contactors for a streamlined, panel-ready assembly.
Key Features
- Adjustable current range: 17–24 amps
- Designed for use with Schneider Electric TeSys D-series (LC1-D) contactors
- Provides protection against overload, phase loss, and phase imbalance
- Manual and automatic reset capability
- Integral trip indicator for quick fault identification
- Separate N/O and N/C auxiliary contacts for control circuit integration
- Compact, direct-mount design for space-efficient panel installation
- Suitable for three-phase motor applications
Application
Ideal for HVAC motor starters, commercial refrigeration equipment, pump panels, and industrial control panels where reliable overcurrent protection is required. The LRD22L’s wide adjustment range and direct contactor mounting make it a versatile solution for protecting motors in demanding environments.
Specifications
- Brand: Schneider Electric (Square D)
- Model / SKU: LRD22L
- Current Setting Range: 17–24 A
- Compatible Contactor Series: TeSys D (LC1-D)
- Reset Type: Manual / Automatic
- Auxiliary Contacts: 1 N/O + 1 N/C
- Application: Three-phase motor overload protection
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