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RS PRO 3 Phase Monitoring Relay 120/480 V AC Monitor Range SPDT Contact DIN Rail Mount 223-7791
Specifications
| Country of Origin | India |
|---|---|
| Brand | RS PRO |
| Height | 90mm |
| Function | Undervoltage Monitoring |
| Length | 66mm |
| Model | 223-7791 |
| IP Rating | IP30, IP20 |
| Width | 18mm |
| Mount Type | DIN Rail |
| Series | RS PRO |
| Maximum Operating Temperature | 60°C |
| Contact Configuration | SPDT |
| Minimum Operating Temperature | -20°C |
| Terminal type | Screw |
| Electrical Phase | 3 |
| Contact Current | 5A |
| Supply AC Voltage | 0V ac |
| Monitoring Voltage Range | 120/480 V ac |
| Compact width | 17.5 mm |
Key Features
- Designed for three-phase electrical systems to monitor voltage variations effectively.
- Includes SPDT contact configuration for reliable switching and signaling.
- Features adjustable under and over-voltage set points for precise protection.
- Equipped with LED indicators to signal faults and configuration status.
- Compact DIN rail mount housing measuring 90 mm height and 18 mm width.
- Compatible with 3-wire and 4-wire systems up to 480 V AC.
- Provides protection against phase loss, phase sequence errors, and phase asymmetry.
- Adjustable ON and OFF time delays enhance operational flexibility.
Product Description
RS PRO 223-7791 Monitoring Relay is engineered for industrial and commercial three-phase electrical systems, delivering precise undervoltage monitoring within the 120/480 V AC range. Its SPDT contact configuration and DIN rail mount facilitate easy installation and integration in control panels. The relay provides comprehensive protection against common power supply faults such as phase loss, incorrect phase sequence, phase asymmetry, under-voltage, and over-voltage conditions, ensuring equipment safety and operational reliability.
The device supports both 3-wire and 4-wire applications and features configurable settings through DIP switches, allowing technicians to tailor voltage thresholds and timing delays to specific operational requirements. LED indicators on the housing provide clear visual status of faults and settings, contributing to faster troubleshooting and enhanced safety.
With a compact and robust design measuring 90 mm in height, 66 mm in length, and 18 mm in width, this relay suits limited space installations and adheres to IP30/IP20 protection standards. Its screw terminals enable reliable electrical connections suitable for demanding industrial environments. The product operates safely within a temperature range of -20°C to 60°C, suitable for various operational conditions including switchgear, control gear, and mains distribution systems.
Designed for 3-phase power system monitoring to prevent equipment damage. Incorporates adjustable under and over-voltage protection for flexible use. Supports monitoring of phase loss, asymmetry, and phase sequence errors.
LED status indicators for faults and configuration changes during uptime. Compact DIN rail mount housing facilitates ease of installation. Suitable for industrial automation, switchgear, and control systems. Wide operating temperature range enhances environmental tolerance.
Reliable screw terminal connections for secure wiring and durability. DIP switch configuration allows customizable operational parameters. Made in India, ensuring quality manufacturing standards. Explore the range of RS PRO Monitoring Relays at EnvMart for efficient phase protection solutions in electrical and industrial automation applications.
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Frequently Asked Questions
This monitoring relay operates within a voltage range of 120 to 480 V AC, making it suitable for various three-phase electrical systems.
It features a Single Pole Double Throw (SPDT) contact configuration, which allows for reliable switching and signaling in electrical systems.
The relay measures 90 mm in height, 66 mm in length, and 18 mm in width, making it compact for DIN rail mounting.
The maximum operating temperature for this model is 60°C, allowing it to function effectively in various environments.
This relay is designed for DIN rail mounting, which facilitates easy installation in control panels and electrical systems.
It offers protection against phase loss, incorrect phase sequence, phase asymmetry, under-voltage, and over-voltage conditions.
The minimum operating temperature for this monitoring relay is -20°C, ensuring it can operate in colder environments.
It is equipped with LED indicators that signal faults and configuration status, aiding in troubleshooting and operational monitoring.
The relay features screw terminals, which provide reliable electrical connections suitable for demanding industrial environments.
Yes, it includes DIP switches for customizable settings, allowing technicians to adjust voltage thresholds and timing delays as needed.
This model supports three-phase electrical systems, making it ideal for monitoring applications in industrial and commercial settings.
This monitoring relay is manufactured in India, adhering to quality manufacturing standards.
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