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Tapchanger Control and Health Monitoring System

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Tapchanger Control and Health Monitoring System

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Tapchanger Control and Health Monitoring System Specification

Operating Temperature
-10C to +60C

Efficiency
Greater than 95%

Overheating Protection
Available

Shape
Rectangular

Feature
Automatic Operation, Real-time Monitoring

Connector Type
Screw Terminal

Insulation Material
PVC

Humidity %
Up to 95% RH (Non-Condensing)

Power Factor
0.9

Surface Finish
Powder Coated

IP Rating
IP54

Mounting Type
Wall Mountable

Product Type
Tapchanger Control & Health Monitoring Unit

Application
OILTAP/TRANSFORMER TAP CHANGER SYSTEMS

Protection Level
IP54

Frequency (MHz)
50 Hz

Rated Voltage
230 V AC

Energy Consumption
Low

Output Type
Digital/Relay Output

Color
Grey

Dimension (L*W*H)
320 mm x 220 mm x 110 mm

Weight
6 kg

Size
Standard

Input Voltage
110/230 V AC

Phase
Three Phase

No Of Poles
3

Material
Mild Steel & ABS Plastic

Connection Type
Terminal Strip

Alarm System
Buzzer & Visual Indication

Control Modes
Manual/Automatic

Display Type
Graphical LCD Display

Panel Cut-out Size
300 mm x 200 mm

Vibration Resistance
As per IEC 60068-2-6

Response Time
< 2 Seconds

Power Supply Range
85-265 V AC/DC

Sampling Rate
10 Samples/sec

Firmware Upgradable
Yes

Event Recording
Up to 1000 Events

Remote Monitoring
Supported

Data Logging
Inbuilt Memory

Compliance Standards
IEC 60255, IS 1866

Relay Output
Available (Potential Free Contacts)

Communication Ports
RS485/Modbus

About Tapchanger Control and Health Monitoring System

Tapchanger Control and Health Monitoring System is a fully automated industrial unit that can be used either with parallel-connected or standalone transformers to regulate voltage points and time delay. This multipoint system is highly compatible with SCADA, digital substation, and data communication protocols. It is designed as per industrial standards that result in high durability and working efficiency. Tapchanger Control and Health Monitoring System offered by us can be delivered to our customers as per their requirements with an assurance of fast and safe delivery.

Features

Automatic voltage regulation based on voltage point set, time delay. Multiple voltage setpoints based on load can be set.
Monitors oil, winding, OLTC tempratures, oil level, flow etc and tapchange activity.
Monitors and controls cooling equipment based on temperature/ load
Diagnostic features like DGA, moisture measurement etc. hotspot temperature calculation and other special features can be incorporated.

Advanced Graphical LCD Monitoring

The systems clear graphical LCD display allows operators to visualize real-time tapchanger status, historical event logs, and diagnostic data. Advanced menu navigation and alarm indicators improve situational awareness for maintenance teams. This intuitive interface simplifies operational oversight for complex transformer systems.

Efficient Control and Data Management

Manual and automatic control modes are supported, tailoring operation to application needs. Inbuilt memory retains up to 1000 event records, while high-speed sampling delivers responsive control. The system ensures secure, precise monitoring and management of transformer tap positions and health indices.

Reliable Communication and Integration

Featuring RS485/Modbus ports, this device interfaces with SCADA and other remote monitoring platforms. Relay outputs and potential-free contacts support flexible integration with protection relays and alarms. Compliance to IEC 60255 and IS 1866 ensures dependable performance in utility grids.

FAQs of Tapchanger Control and Health Monitoring System:

Q: How does the Tapchanger Control and Health Monitoring System contribute to transformer reliability?

A: By providing real-time monitoring, fast response times, and advanced event recording, the system detects and alerts operators to issues that could affect transformer health. Its remote monitoring and precision control capabilities help prevent outages and reduce maintenance costs.

Q: What is the process for upgrading the firmware on the system?

A: Firmware upgrades are supported through the devices communication interfaces, enabling authorized technicians to update software via RS485/Modbus ports without removing the unit from service. This ensures that the latest features and security enhancements are deployed efficiently.

Q: When is it necessary to use manual versus automatic control modes?

A: Manual control mode is typically used during maintenance, testing, or commissioning when direct operator intervention is needed. Automatic mode is preferred during normal operation for consistent tap changing based on load or system requirements, enhancing efficiency and reliability.

Q: Where can the system be installed for optimal performance?

A: The unit is wall-mountable and designed for use in transformer rooms or control panels within substations. Its IP54 protection, vibration resistance, and robust build (mild steel and ABS plastic) ensure safe operation in demanding utility and industrial environments.

Q: What are the main benefits of the graphical LCD display for operators?

A: Operators benefit from clear visualization of tapchanger status, alarms, and historical event data, enabling faster decision-making and accurate troubleshooting. The graphical interface aids intuitive navigation and quickly communicates system health and notifications.

Q: How is overheating protection implemented in this system?

A: Overheating protection works by continuously monitoring internal temperatures and activating alarms or control actions if thresholds are exceeded. This safeguards the equipment and transformer assets from heat-induced degradation or failure.

Q: What is the recommended connection method for installation?

A: Installation is simplified by a terminal strip and screw terminal connectors, allowing secure and reliable wiring to control panels, transformers, and auxiliary equipment according to standard electrical practices.

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