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Crouzet Monitoring Relay 3 Phase DPDT DIN Rail 0.3 to 30s Time Delay H3USN 84873221

Category Monitoring Relay Brand CROUZET Condition New

Specifications

Country of Origin India
Brand Crouzet
Height 92.6mm
Length 69mm
Model 84873221
Width 35mm
Mount Type DIN Rail
Series H3USN
Maximum Operating Temperature 50°C
Contact Configuration DPDT
Time Delay 0.3 → 30s
Minimum Operating Temperature -20°C
Electrical Phase 3

Key Features

  • Designed for three-phase voltage monitoring with true RMS measurement.
  • Adjustable under-voltage protection from -2% to -20% and over-voltage from 2% to 20%.
  • Includes neutral presence detection on the H3USN series for enhanced network safety.
  • Faults signaled by LEDs distinguishing upper and lower threshold origin.
  • Compact design with dimensions of 69mm length, 92.6mm height, and 35mm width.
  • Operating temperature range from -20°C to 50°C suitable for diverse environments.
  • Controls its own voltage supply ensuring autonomous operation.

Product Description

Crouzet 84873221 is a high-precision monitoring relay designed for three-phase electrical networks. This model features a double-pole double-throw (DPDT) contact configuration and is configured for DIN rail mounting, allowing easy integration in electrical panels.

The relay effectively monitors phase voltage across three phases and the presence of neutral (specific to the H3USN series). It offers adjustable settings for undervoltage detection from -2% to -20% and overvoltage detection from 2% to 20%, enhancing power quality control and protection.

Measurements are taken in true RMS values ensuring accurate voltage monitoring. LED indicators on the device provide clear status signals of faults, distinguishing between upper and lower voltage thresholds.

The relay is engineered to operate reliably within a temperature range of -20°C to 50°C, suitable for industrial, manufacturing, electrical automation, and HVAC applications. Its compact dimensions of 69mm length, 92.6mm height, and 35mm width optimize space utilization in control cabinets.

Key technical features include an adjustable time delay from 0.3 to 30 seconds, making it versatile for various protection timing requirements. The product series H3USN is specifically tailored to manage three-phase networks including neutral monitoring.

This Crouzet Monitoring Relay is ideal for applications requiring dependable protection and monitoring of three-phase electrical systems in industrial, commercial, and electrical automation scenarios.

Designed for three-phase voltage monitoring with true RMS measurement. Adjustable undervoltage and overvoltage protection settings. Neutral presence detection on H3USN series relays. Distinct LED fault indicators for easy troubleshooting.

Compact DIN rail mount form factor for electrical panels. Wide operating temperature range from -20°C to 50°C. Adjustable time delay from 0.3 to 30 seconds.

Explore the wide range of reliable Crouzet electrical components and monitoring devices available in our Electronics & Electricals category at EnvMart, tailored to meet industrial and automation needs.

Crouzet Monitoring Relay 3 Phase DPDT DIN Rail 0.3 to 30s Time Delay H3USN 84873221
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Frequently Asked Questions

The adjustable time delay for this model ranges from 0.3 to 30 seconds, allowing for versatile timing requirements in various applications.

This unit has compact dimensions of 69mm in length, 92.6mm in height, and 35mm in width, making it suitable for installation in tight spaces.

It features a double-pole double-throw (DPDT) contact configuration, which is common for monitoring applications in three-phase systems.

The monitoring relay operates effectively within a temperature range of -20°C to 50°C, suitable for various industrial environments.

It monitors three-phase voltage using true RMS measurement, ensuring accurate voltage monitoring across the phases.

Yes, this relay includes neutral presence detection, which enhances network safety by confirming the presence of neutral in three-phase systems.

Faults are indicated by LEDs on the device, which distinguish between upper and lower threshold voltage conditions for easy troubleshooting.

Yes, it is designed for DIN rail mounting, facilitating straightforward integration into electrical panels.

This monitoring relay is configured for three-phase electrical systems, making it suitable for various industrial applications.

The Crouzet Monitoring Relay is manufactured in India, ensuring compliance with local manufacturing standards.

It offers adjustable undervoltage protection from -2% to -20% and overvoltage protection from 2% to 20%, enhancing power quality control.

This model is ideal for industrial, manufacturing, electrical automation, and HVAC applications, providing reliable monitoring and protection.

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