Welrok D6-50 Voltage Relay

Welrok D6-50 Voltage Relay — a protective device for electrical networks against voltage fluctuations.

Primary Application:

• Protection of residential and industrial consumers from voltage spikes and sags
• Automatic disconnection when voltage exceeds acceptable limits
• Prevention of electrical equipment damage

Device Characteristics:

• Nominal Voltage: 230 V, 50 Hz
• Maximum Switching Current: up to 50 A
• Protection Class: IP20
• Installation: DIN-rail (modular design)

Functionality:

• Two-level protection: from excessive voltage reduction and overvoltage
• Adjustable switching thresholds
• Built-in delay timer for switching on (anti-chatter)
• Operating status indication (LED)

Operating Conditions:

• Operating temperature: -10...+50 °C
• Relative air humidity: up to 95% (without condensation)
• Intended for installation in distribution boards and cabinets

Advantages:

• Reliable protection against brownouts and overvoltages
• Compact design
• Simple parameter adjustment
• Long service life