A Power Control Centre (PCC) is the robust and intelligent heart of an industrial or large commercial electrical distribution system. Designed for centralized power reception, control, and distribution, it ensures efficient, reliable, and safe operation of critical loads.
Power Control Centre (PCC): Centralized Power Distribution & Control
Overview
The Power Control Centre (PCC) is a high-capacity electrical switchgear assembly designed to receive bulk power from a main source (e.g., utility transformer, generator, or upstream switchgear) and distribute it safely and efficiently to various outgoing feeders, including Motor Control Centres (MCCs), large machinery, and other critical loads. It incorporates comprehensive protection, metering, and control functionalities to manage the entire electrical network within a facility.
Key Features
Robust Enclosure: Fabricated from high-grade steel (MS or SS), powder-coated or painted for durability, corrosion resistance, and aesthetic finish. Designed for indoor or outdoor installations.
Modular Design: Allows for flexible configurations, future expansion, and easy maintenance. Compartmentalized construction for enhanced safety and isolation.
High-Capacity Busbar System: Non-ferrous (typically copper or aluminum), fully insulated and selectively plated busbars designed for high short-circuit withstand capabilities and minimal power losses.
Main Incomer Options:
Air Circuit Breakers (ACBs) with advanced protection relays (overload, short-circuit, earth fault, under/over voltage).
Moulded Case Circuit Breakers (MCCBs) for smaller incomers.
Load Break Switches (LBS) for isolation.
Outgoing Feeders: Equipped with a range of protective devices including MCCBs, Fuse Switch Units (FSU), and contactor/fuse combinations, tailored to the specific load requirements.
Comprehensive Metering: Digital or analog meters for current, voltage, frequency, power factor, active/reactive power, and energy consumption. Optional multi-function meters with communication capabilities.
Advanced Protection Relays: Integrated numerical or static relays for enhanced protection schemes beyond basic circuit breaker functionality, including differential protection, directional overcurrent, etc.
Control & Monitoring: Local control pushbuttons, selector switches, and indicator lamps. Option for integration with SCADA (Supervisory Control and Data Acquisition) or BMS (Building Management System) for remote monitoring and control.
Safety Interlocks: Mechanical and electrical interlocks for safe operation, preventing unauthorized access or incorrect switching operations.
Ventilation & Cooling: Designed for optimal heat dissipation to maintain component temperatures within limits, extending equipment life.
Earthing System: Robust internal earthing busbar connected to the facility's main earthing system for maximum safety.
Cable Management: Ample space for easy termination and segregation of power and control cables, with provisions for top or bottom entry/exit.
Benefits
Reliability & Uptime: Centralized control and robust components ensure consistent power delivery, minimizing unexpected outages and operational downtime.
Enhanced Safety: Provides critical protection for personnel and equipment against overloads, short circuits, and earth faults, complying with international safety standards.
Operational Efficiency: Efficient power distribution, reduced voltage drops, and comprehensive metering help optimize energy consumption and reduce operational costs.
Scalability & Flexibility: Modular design allows for easy expansion or modification to accommodate future growth or changes in load requirements.
Centralized Management: Consolidates control and monitoring, simplifying operation, maintenance, and troubleshooting.
Longevity & Durability: Constructed with high-quality materials and components, ensuring a long service life even in harsh industrial environments.
Compliance: Designed and tested to meet relevant national and international standards (e.g., IEC 61439-1 & 2), ensuring regulatory compliance.
Applications
Power Control Centres are indispensable across a wide range of industries and large-scale facilities, including:
Process Industries: Chemical, Oil & Gas, Water Treatment Plants.
Infrastructure Projects: Airports, Metro Stations, Ports, Tunnels.
Commercial Complexes: Large Shopping Malls, High-rise Buildings, Data Centres.
Hospitals & Healthcare Facilities: Ensuring critical power supply.
Power Generation & Distribution: Auxiliary power control for power plants and substations.
Mining & Metallurgy: Robust control in demanding environments.
Technical Specifications (Typical)
Parameter
Description / Range
Rated Voltage
400V / 415V / 690V AC, 3 Phase, 4 Wire
Rated Current
630A to 6300A
Short Circuit Withstand Current
50kA, 65kA, 80kA RMS for 1 second
Frequency
50Hz / 60Hz
Degree of Protection (IP Rating)
IP4X to IP55 (Indoor), IP55 to IP65 (Outdoor)
Forms of Separation
Form 2b, 3b, 4a, 4b (as per IEC 61439-1 & 2)
Busbar Material
Electrolytic Grade Copper / High Conductivity Aluminum
Construction Material
CRCA Mild Steel (MS) or Stainless Steel (SS)
Cable Entry
Top or Bottom, Front or Rear
Standards
IEC 61439-1 & 2, IS 8623, UL, NEMA (as per requirement)
Mounting
Floor Standing
Paint Shade
RAL 7032 / RAL 7035 (or as per customer spec.)
Customization Options
We offer fully customized PCC solutions to meet specific project requirements, including:
Integration with specific brands of switchgear, relays, and meters.
Special enclosure dimensions, materials, and finishes.
Advanced automation and communication protocols (Modbus, Profibus, Ethernet).
Provisions for harmonic filtering and power factor correction.
Dual incomer and auto-changeover functionalities.
Integration with energy management systems.
For a reliable, safe, and efficient power distribution solution tailored to your operational needs, choose our high-performance Power Control Centre (PCC).
Contact us today to discuss your project requirements and receive a detailed consultation.
