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Schneider Electric Frequency, Phase, Voltage Monitoring Relay, 3 Phase, DPDT, DIN Rail

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Better World

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RS-artikelnummer:
179-0019
Tillv. art.nr:
RMNF22TB30
Tillverkare / varumärke:
Schneider Electric
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Brand

Schneider Electric

Monitoring Application

Frequency, Phase, Voltage

Electrical Phase

3

Contact Configuration

DPDT

Voltage Sensitivity

Overvoltage, Undervoltage

Mounting Type

DIN Rail

Phase Sensitivity

Phase Asymmetry, Phase Failure

Time Delay

0.1 → 3600s

Series

Harmony Control

Better World Verification

Green Premium

Better World Product

Yes

Frequency Sensitivity

Overfrequency, Underfrequency

Standards Met

CSA, UL

Number of Poles

2

Length

99mm

Terminal Type

Screw

Operating Temperature Range

+60°C

Width

22.5mm

Maximum Operating Temperature

+60°C

Dimensions

99 x 22.5 x 90mm

Minimum Operating Temperature

-20°C

Height

90mm

Schneider Electric Harmony Control Series Monitoring Relay, 99mm Length, DIN Rail Mount - RMNF22TB30


This monitoring relay enhances capabilities within electrical systems specifically for three-phase applications, providing essential oversight and control over frequency, voltage, and phase conditions. Its advanced functionalities contribute to maintaining system stability and performance.

Features & Benefits


• Monitors phase sequence and failure to ensure operational integrity
• Detects overvoltage and undervoltage for circuit protection
• Includes adjustable time delays for accurate operational control
• Comprehensive frequency monitoring helps prevent system issues
• User-friendly installation on DIN rail maximises space efficiency

Applications


• Utilised in automation systems for monitoring three-phase power supply
• Suitable for industrial machinery needing voltage stability
• Implemented in electrical panels for real-time safety monitoring
• Effective in HVAC systems to ensure optimal performance
• Used in generators for phase failure detection

What types of mobile devices are compatible with the relay?


The relay works with NFC-enabled mobile devices running Android operating systems version V4.4 and above for optimal functionality.

How do I configure the time delay settings?


Time delay settings can be adjusted from a minimum of 0.1 seconds to a maximum of 3600 seconds, allowing customisation based on application needs.

What are the environmental limits for operation?


It operates within ambient temperatures ranging from -20°C to +60°C, ensuring functionality across various industrial environments.

Can the relay handle different voltages?


Yes, it supports a supply voltage range of 208 to 480V AC line to line and 120 to 277V AC line to neutral, making it versatile for multiple applications.

How does the relay indicate a fault?


The device uses LED indicators to signal specific alarm conditions, such as phase failure, undervoltage, overvoltage, and frequency deviations, facilitating quick diagnosis.

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