HPL IT32 0.4–0.63A Thermal Overload Relay (OLR)

The HPL IT32 0.4–0.63A Thermal Overload Relay is a reliable motor protection device designed to safeguard electric motors from prolonged overcurrent conditions. Built with differential bimetallic technology, it ensures accurate thermal sensing and dependable tripping. Compatible with HPL 22AF and 40AF contactors, this Class 10A OLR is ideal for industrial control panels where consistent motor safety, phase protection, and operational reliability are essential.

Key Features at a Glance

• Accurate thermal protection using bimetallic strips

• Adjustable current range for precise motor matching

• Protection against overload, phase unbalance & single phasing

• Built-in NO & NC auxiliary contacts for control circuits

• Flexible mounting options for panel builders

• Reliable Class 10A tripping for standard motor applications

Why Choose This Product?

The HPL IT32 OLR is trusted for its consistent performance and robust construction in demanding industrial environments. Its compatibility with popular HPL contactors, combined with reliable overload and phase protection, makes it a cost-effective and dependable choice for motor control applications where safety and uptime matter.

Ideal For

• Industrial motor protection systems

• Control panels and MCC panels

• Pumps, compressors, and small motors

• OEM panel builders

• Manufacturing and process industries

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FAQs

Q1. What does Class 10A mean in an overload relay?
Class 10A defines the tripping time of the relay under overload conditions, suitable for standard motor starting applications.

Q2. Can this overload relay be mounted separately from the contactor?
Yes, the HPL IT32 supports both direct contactor mounting and independent panel mounting.

Q3. Does this relay protect against single phasing?
Yes, it offers protection against overloads, phase unbalance, and single phasing.