$299.90
$290.91
Tax included
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| 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 |
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.
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