Welrok VI-40 Voltage Relay with Current Control

Welrok VI-40 Voltage Relay with Current Control is designed to protect electrical equipment from emergency operating conditions caused by deviations in network parameters and exceeding of current consumption values.

Main Functions:

• Monitoring voltage in the network (upper and lower limits)
• Monitoring load current with adjustable trip threshold setting
• Automatic disconnection of consumers when critical values are exceeded
• Protection against voltage spikes and sags
• Protection against current overloads

Technical Characteristics:

• Nominal voltage: 230–400 V AC
• Frequency: 50–60 Hz
• Voltage monitoring range: from 100 to 280 V
• Nominal current: 40 A
• Current monitoring range: adjustable
• Number of output contacts: 1 changeover contact
• Response time: less than 1 second
• Protection degree: IP20
• Climatic design: UHL

Features:

• Compact size, convenient for mounting on DIN rail
• LED indication of operating status
• Manual test contact for functional verification
• Resistance to electromagnetic interference

It is used in electrical supply systems of residential, commercial and industrial facilities for protection against emergency situations in the electrical network.