Description

Schneider RE22R2QGMR | Modular timing relay, 8 A, 0.05 s…300 h, 2 CO, star delta, 24…240 V AC/DC

Schneider RE22R2QGMR – Modular Timing Relay

1. Overview

The Schneider RE22R2QGMR is a high-performance modular timing relay from the RE22 series. Designed specifically for star-delta motor starting applications, this relay is ideal for reducing inrush current during motor startup. It features a wide timing range, dual output contacts, and a universal supply voltage.

2. Technical Specifications

• Series: RE22

• Product Type: Modular timing relay

• Function: Star-delta motor starting

• Timing Range:

  • Adjustable from 0.05 seconds to 300 hours

• Rated Supply Voltage:

  • 24 to 240 V AC/DC (universal voltage range)

• Contact Configuration:

  • 2 changeover contacts (2 CO / SPDT)

  • 8 A maximum switching current (resistive load)

• Output Type: Electromechanical relay

• Power Consumption:

  • ≤ 2 VA (AC), ≤ 1 W (DC)

• Accuracy:

  • Repeat accuracy: ± 0.5%

• Mounting Type:

  • DIN rail mounting (35 mm)

• Connections: Screw terminals

• Front Control Interface:

  • Rotary knobs for easy time setting

  • LED status indicators

• Protection Ratings:

  • IP20 (housing), IP50 (front panel)

• Standards & Certifications:

  • CE, UL, CSA, EAC, RoHS compliant

3. Applications

The RE22R2QGMR relay is particularly suitable for industrial applications requiring controlled motor starting and timed sequences, including:

• Star-Delta Motor Starters: To control transition from star to delta during motor startup, reducing the starting current and avoiding electrical stress.

• Industrial Machines: Ideal for motors used in conveyor belts, compressors, and mixers where soft starts are required.

• HVAC Systems: Starting large fans or blowers with minimized voltage dips.

• Water Pumps: Reducing mechanical stress and water hammer during pump startup.

• Automation Systems: Where sequential operations and timing control are needed.

• Agricultural Equipment: Useful in irrigation and ventilation motor control.

4. Key Features

• Star-Delta Timing Mode: Specifically designed for star-delta transition in motor starting to improve motor protection and energy efficiency.

• Wide Timing Range: Easily adjustable from 0.05 seconds to 300 hours to fit a wide range of applications.

• Universal Voltage: Operates across both AC and DC supplies from 24 to 240 V, reducing the need for multiple models.

• Dual Changeover Contacts: Provides two independent outputs for control flexibility.

• Compact Modular Design: Fits easily in control panels and standard enclosures.

• LED Indicators: Real-time visual indication of relay status and operation mode.

• Precision Control: High accuracy ensures reliable and consistent performance in industrial environments.