Reletek Three Phase Voltage and Current Monitoring Relay Up to 63A

• Model: RM-FVA 63A
• Brand: Reletek
• Function: Three-phase voltage and current monitoring
• Rated Voltage: 3-phase, typically 400V AC (phase-to-phase)
• Current Rating:
  • Up to 63A
• Monitoring Parameters:
  • Overvoltage and undervoltage
  • Phase loss and phase sequence
  • Current imbalance and overload detection
• Measuring Type: True RMS measurement for accurate readings
• Output Contact:
  • 1 or 2 changeover relays (depending on model variation)
  • Rated contact current: Typically 5 A to 10 A (resistive load)
• Indication:
  • LED indicators for status, faults, and operation
• Mounting:
  • DIN rail mounting (35 mm rail)
• Protection Degree:
  • IP20/IP30 (depending on enclosure)
• Dimensions: Compact modular design, typically fits 2 or 3 DIN modules
• Operating Temperature:
  • Usually -10°C to +55°C
• Standards & Compliance:
  • CE marked, RoHS compliant

Applications

The RM-FVA 63A is used in various electrical and industrial setups to provide protection and performance monitoring for 3-phase loads:

• Industrial Motors and Pumps
• HVAC Systems
• Elevator Control Panels
• Machinery and Conveyor Systems
• Power Distribution Panels
• Generator and Backup Power Monitoring
• Commercial Electrical Installations

It helps prevent equipment damage due to voltage spikes, current surges, or phase faults.

Key Features

• Monitors both Voltage & Current on a three-phase system.
• High Current Capacity up to 63A, suitable for large loads.
• Protection Against Abnormal Conditions like over/undervoltage, overloads, and phase failure.
• Real-Time Monitoring for safer operation and reduced downtime.
• Compact Design for easy integration into control panels.
• LED Indicators for quick status diagnosis.
• DIN Rail Mounting for fast installation and maintenance.

Function diagrams

Symbol

Wiring diagram