- CSVP-V4-2 continuously blinks optical LEDs for voltage indication
- SCADA Digital Output Contact for voltage presence/absence
- For SCADA contact operations, Aux. Supply is mandatory for the Digital output contact operation
- Suitable for MV range: 3.3 to 36 kV
- Nominal Frequency: 50 / 60 Hz
- Bushing capacity range: 17-150 pF (based on model) or as per customer requirement
- SURGE protection with Internal gas tube arresters for safety
- Indication Appears: When the voltage is in the range of 45% to 120% of the nominal voltage
- Indication doesn’t appear: When the voltage is less than 10% of the nominal voltage

Voltage Presence Indicator System : VPIS-V4
FEATURES
The C&S make VPIS-V4 Voltage Presence Indicator System provides crucial safety and operational advantages in medium and high-voltage switchgear by offering real-time visual indication of voltage status, which significantly enhances personnel safety and streamlines maintenance procedures.
The C&S VPIS-V4 relays offer key benefits focused on enhanced safety, operational efficiency, and system longevity in medium-voltage electrical systems.
- VPIS-V4 minimises the risk of accidental contact with live components and potential electric shocks or arc flash incidents during maintenance or testing.
- The system offers continuous, real-time feedback on the presence of voltage, allowing personnel to quickly and accurately assess the electrical status before starting work.
- The VPIS-V4 facilitates faster and more efficient maintenance and troubleshooting processes, which helps minimise downtime.
- Built with advanced sensing technology and quality components, the system is designed to provide accurate and consistent voltage status indication, reducing the risk of false readings.
- The VPIS-V4 helps ensure compliance with safety standards for high-voltage equipment, such as IEC 62271-206.
- The robust design is intended for durability and long operational life, requiring minimal maintenance after initial installation, contributing to a lower total cost.