Voltage Indicating Unit LCD Type

Voltage Indicating Unit (LCD Type)

Advanced LCD Voltage Indication for Enhanced Safety and Control Ensure precision, reliability, and compliance in your power systems with our LCD-type Voltage Indicating Unit

Voltage Indicating Unit (LCD Type)

Advanced LCD Voltage Indication for Enhanced Safety and Control Ensure precision, reliability, and compliance in your power systems with our LCD-type Voltage Indicating Unit

Overview

The Voltage Indicating Unit (LCD Type) is engineered to provide accurate phase-wise voltage indication for medium and high-voltage systems. With its robust design, universal power compatibility, and advanced safety features, it is ideal for switchgear, substations, and industrial power distribution systems.
This unit is fully compliant with IEC 61243-5 standards, ensuring dependable performance and safe operation for maintenance personnel and system operators.

Key Features

Wide Range of Relay Logic:

Customizable relay logic for seamless integration into various control systems.

Universal Power Supply:

Operates on 85 to 260 VAC/VDC, making it adaptable to diverse electrical environments.

Capacitance Compatibility:

Supports bushing or VDI capacitance values from 6 pF to 150 pF, suitable for a wide range of applications.

IEC Compliance:

Adheres to IEC 61243-5 standards for reliability and operator safety.

Voltage Limiting Protection:

Integrated gas discharge tube technology ensures strong voltage limiting and system protection.

Threshold-Based Indication:

No indication below 10% of nominal voltage (Un); indication begins at 45% of nominal voltage, improving operational safety.

Durable Design:

Compact 92 × 48 × 150 mm size and an operating temperature range of -6°C to 55°C for harsh environments.

Relay Output & Phase Comparator:

Equipped with relay contacts for remote indication and phase comparator output for testing and diagnostics.

Enhanced Operator Safety:

Provides accurate high-voltage status before any manual system interaction.

Applications

Switchgear Systems: Ensures safe operation and reliable voltage presence indication.

Substations: Enhances maintenance safety in high-voltage networks.

Industrial Power Distribution: Provides phase-wise monitoring for safe power handling in plants.

Electrical Panels: Improves operational safety and system monitoring during maintenance.

Technical Specifications

Parameter	Specification
Power Supply	85 to 260 VAC/VDC
Voltage Range	3.3 kV to 33 kV
Bushing/VDI Capacitance	6 pF to 150 pF
Indication	LCD type for R, Y, and B phases
IEC Compliance	IEC 61243-5
Voltage Indication Threshold	No indication below 10% Un Indication starts before 45% Un
Voltage Limiting Device	Gas discharge tube
Operating Temperature	-6°C to 55°C
Dimensions	92 × 48 × 150 mm
Relay Output	Relay contacts for remote indication
Test Point	Phase comparator output available via test point socket

Compliance & Certification

IEC 61243-5 Certified for safety and performance in voltage detection applications.
Factory tested for accuracy, reliability, and long-term durability.