Power Plant
Free-standing and synchronized generator panels regulate, oversee and defend generators in thermal, hydro, gas, wind, and hybrid solar power plants, guaranteeing secure start-up, load regulation and grid assimilation.
ISO-Certified Generator Control & Protection Panel, Chennai
At Preipolar Engineering, we specialize in designing and manufacturing high-performance Generator Control & Protection Panel (GCPP) that ensure reliable operation, monitoring, and control of electrical generators across diverse power generation applications. Our GCPPs are engineered with industrial-grade components, robust protection relays, and user-friendly HMI interfaces, providing comprehensive monitoring, synchronization, and fault protection for generators.
Preipolar Engineering is an ISO-certified company in Chennai and offers GCPP solutions, which meet the IEC standards, ANSI standards and international safety standards. The application of these panels in the oil and gas, power generation, and industrial sectors provides high-yield, real-time safeguarding against abnormal electrical or mechanical circumstances, uninterrupted SCADA/DCS connectivity and improved operational effectiveness. Our panels are subjected to rigorous tests to ensure high reliability, reduce downtime, and sustain an optimum performance.
- To start, stop, and monitor the generator.
- To control voltage, frequency, and power factor.
- To provide synchronization with the grid or other generators.
- To protect the generator against electrical faults and abnormal conditions.
- To communicate generator parameters to the SCADA/DCS system.
Main Functions of Generator Control & Protection Panel (GCPP)
Control Functions
- Enables auto/manual start and stop of generators.
- Regulates voltage using Automatic Voltage Regulator (AVR) for stable output.
- Maintains frequency and load control via governor control.
- Allows manual or automatic synchronization with the bus/grid.
- Shares or sheds load across multiple generators.
Monitoring Functions
- Voltage, current, power, frequency, and power factor display.
- Generator winding and bearing temperature monitoring.
- Lube oil pressure, temperature, and flow supervision.
- Cooling water circuit monitoring to prevent overheating.
- Fuel system parameter monitoring for stable operation.
- Event and alarm logging for diagnostics and maintenance records.
Protection Functions
- Safeguards against overcurrent, short circuit, and earth fault.
- Protects from over/undervoltage and frequency issues.
- Prevents reverse power and stator winding faults.
- Detects rotor earth faults and field failures.
- Shields generator from overload and overheating.
Typical Components of Generator Protection Control Panels
| Component | Description |
|---|---|
| Protection Relays | Numerical or electromechanical relays for fault protection. |
| Synchronizing Relay / Module | Automatic synchronizer for safe generator-grid synchronization. |
| Automatic Voltage Regulator (AVR) | Controls generator output voltage and excitation. |
| Governor Interface | Enables frequency and load control through turbine or engine governor. |
| Meters / Digital Displays | Shows electrical parameters like voltage, current, frequency, and power. |
| Alarm Annunciator System | Provides visual and audible alarms for critical faults and conditions. |
| Circuit Breakers & Control Switches | Includes generator circuit breaker, exciter breaker, and control switches. |
| PLC / Controller (Optional) | Used for advanced automation, sequencing, and remote control. |
| Communication Modules | Supports industrial communication protocols like Modbus, IEC 61850, Profibus, etc. |
Why Choose Preipolar Engineering for Quality GCPP?
Industry Expertise
More than 16 years of experience in designing, manufacturing and supplying generator control panels in power, oil and gas and industries.
Advanced Protection Systems
Multi-layer protection such as over current, differential, reverse power and thermal safeguard to allow the generator to continue functioning, are provided on the panels.
Effortless Automation Integration
GCPPs are completely synchronized with SCADA/DCS allowing real time monitoring, diagnostics and centralized control in order to achieve operational efficiency.
High Reliability Elements
PLCs, industrial-grade relays, AVRs, and synchronization modules can be used to make panels safe in the harsh environmental and electrical conditions
Industrial Uses of Generator Control & Protection Panel (GCPP)
Industrial Facilities
GCPPs are used in the industrial facilities to control the backup and primary generators of industries to avoid electrical faults of equipment and keep the operations running continuously.
Oil and Gas
GCPPs are necessary in offshore and onshore drillers, compressor-based power plants, and power units in the processing process, which offer real-time monitoring, fault protection, and the ability to shut down in an emergency.
Commercial Buildings and Data Centers
Critical facilities (based on our backup diesel or gas generators) depend on GCPPs to provide power at all times, automatically synchronize, and safely operate under peak conditions or grid outages.
Marine Vessels
Marine power generation systems: GCPPs are used to control and protect generators to deliver a reliable supply of power and safe operation through the sea environment.
Buy Reliable Generator Control & Protection Panel (GCPP) in Chennai
Ensure your generators operate safely, efficiently, and reliably. Contact Preipolar Engineering for custom GCPP solutions with advanced protection, seamless automation, and real-time monitoring for industrial applications.
Frequently Asked Questions About Generator Protection Panels
A GCPP monitors, controls, synchronizes and protects electrical generators, ensuring safe operation, fault detection and seamless integration with SCADA or DCS systems.
Power plants, oil and gas facilities, refineries, commercial buildings, data centers and maritime vessels depend on GCPP for reliable power and security.
Overcurrent, short circuit, earth fault, over/under voltage, over/under frequency, reverse power, differential protection, rotor earth fault, field failure, overload and thermal protection.
Absolutely. IEC 61850 Preipolar GCPPs communicate with SCADA/DCS through Modbus, IEC 61850, Profibus, or other real-time monitoring protocols.
We provide stand-alone, integrated, marine or industrial backup GCPPs, which are available to fulfill special voltage, load and operational needs.
Protection relays, synchronizing modules, automatic voltage controllers, PLC/controllers, meters, circuit breakers, alarm annunciators, and communication interfaces.
Panels are built with industrial-grade components, tested under harsh conditions, comply with IEC and ANSI standards, and designed for long-term durability.
Routine inspections of relays, breakers, meters, and communication modules are recommended. Our support team also provides preventive maintenance services.
Yes. Panels can manage wind, solar hybrid, and other renewable generators, providing synchronization, monitoring, and protection efficiently.
