Product Description
The 99-3008 M1TVR is an industrial voltage monitoring relay designed to protect electrical systems by continuously monitoring supply voltage conditions. It helps prevent damage to motors, control equipment, and sensitive electrical devices by detecting abnormal voltage levels and initiating protective actions when required.
This relay is commonly used in motor control centers, generator panels, distribution systems, HVAC equipment, and industrial automation applications where reliable voltage supervision is essential.
Key Features
• Continuous voltage monitoring and protection
• Detects overvoltage and undervoltage conditions
• Adjustable voltage threshold settings
• Adjustable trip delay to prevent nuisance tripping
• Relay output for alarm and control functions
• LED indication for power and fault status
• High measurement accuracy and stable operation
• Protects motors and sensitive electrical equipment
• Compact industrial design for panel installation
• DIN rail mounting for easy integration
• Reliable operation in industrial environments
• Suitable for power distribution and automation systems
Specifications
• Product Type: Voltage Monitoring Relay
• Model: 99-3008 M1TVR
• Function: Overvoltage and Undervoltage Monitoring
• Supply Voltage: 220–240V AC (variant dependent)
• Frequency: 50/60 Hz
• Monitoring Type: Single-phase voltage supervision
• Voltage Threshold: Adjustable operating limits
• Time Delay: Adjustable trip and recovery delay
• Output Type: Relay output
• Contact Configuration: SPDT (1 Changeover Contact)
• Contact Rating: Up to 5A–8A AC resistive load (variant dependent)
• Status Indication: LED power and relay status indicators
• Mounting Type: DIN rail mounting
• Protection Class: IP20
• Operating Temperature: -20°C to +55°C
• Housing: Industrial modular enclosure
• Application: Motor protection, generator monitoring, distribution panels, HVAC systems, industrial control panels, automation systems

