Description

Here's a detailed product description for a 33 KV Control & Relay Panel, formatted in Markdown:

Robust & Advanced 33 KV Control & Relay Panel

Safeguarding Your Critical Medium-Voltage Infrastructure

Ensure the seamless operation, robust protection, and efficient control of your medium-voltage substations with our state-of-the-art 33 KV Control & Relay Panel. Designed for critical infrastructure, this panel integrates advanced protective relays, precise control devices, and intuitive monitoring systems to safeguard your electrical assets, maintain grid stability, and optimize operational efficiency.

Our 33 KV Control & Relay Panels are meticulously engineered to meet the stringent demands of modern power systems, providing unparalleled reliability, safety, and connectivity for a wide range of applications.

Key Features & Benefits:

• Comprehensive Protection Schemes:
  • Houses advanced numerical, multifunction protection relays (e.g., from Siemens, ABB, Schneider, GE, SEL) providing highly reliable and fast fault detection.
  • Supports a wide array of protection functions including:
    • Overcurrent (Ph/EF/SEF)
    • Directional Overcurrent
    • Distance Protection (21)
    • Transformer Differential (87T)
    • Busbar Differential (87B)
    • Breaker Failure Protection (50BF)
    • Under/Over Voltage (27/59)
    • Under/Over Frequency (81)
    • Auto-Reclose (79)
    • Thermal Overload (49)
    • Restricted Earth Fault (64R)
    • Voltage/Current Unbalance (46/47)
• Precise Control & Automation:
  • Dedicated control switches for local/remote operation of 33 KV circuit breakers, isolators, and earthing switches.
  • Local/Remote selector switch with clear indications.
  • Seamless integration with SCADA (Supervisory Control and Data Acquisition) systems for centralized monitoring and control.
  • Integrated interlock schemes to prevent unsafe operations and ensure personnel safety.
• Advanced Monitoring & Diagnostics:
  • High-accuracy digital meters for real-time measurement of voltage, current, frequency, active power (kW), reactive power (kVAR), power factor, and energy (kWh/kVARh).
  • Event logging with time stamping for fault analysis and operational insights.
  • Disturbance and waveform recording capabilities for post-fault analysis.
  • Detailed status indications (LEDs) for breaker position, trip circuit health, relay status, and alarm conditions.
  • Self-supervision and diagnostics for continuous health monitoring of protection relays.
• Superior Safety & Reliability:
  • Robust construction with high-quality components for extended operational life.
  • Segregated compartments for protection, control, metering, and communication circuits to prevent interference and enhance safety.
  • Emergency trip pushbuttons and lockout devices.
  • Designed for arc flash mitigation strategies.
  • Redundant power supply options for critical functions (e.g., DC UPS).
• Seamless Communication & Integration:
  • Supports industry-standard communication protocols: IEC 61850, Modbus RTU/TCP, DNP3.0.
  • Multiple communication ports (Ethernet, Fiber Optic, RS485) for versatile connectivity.
  • Facilitates data exchange with higher-level control systems, RTUs, and HMIs.
• Ergonomic & Robust Design:
  • Floor-standing, modular panel design for easy installation, expansion, and maintenance.
  • Heavy-duty CRCA sheet steel enclosure, powder-coated for durability and corrosion resistance.
  • High IP rating (e.g., IP4X, IP5X) for protection against dust and water ingress.
  • Clearly labeled components, color-coded wiring, and ferruled terminals for quick troubleshooting and maintenance.
  • Front access for routine operations and rear access (optional) for wiring and maintenance.
  • Optional HMI/touch screen integration for enhanced local control and visualization.

Technical Specifications:

• System Voltage: 33 KV (Primary)
• Auxiliary Supply: 110/220 V DC, 110/230 V AC (as per requirement)
• CT Secondary: 1A or 5A (as per standard)
• VT Secondary: 110 V / √3 (or 110 V Line-to-Line)
• Protection Relays: Numerical, Multifunction (Specified brand and model as per client needs)
• Control Devices: Circuit breaker control switch, Isolator control switch, selector switches, pushbuttons, annunciators
• Metering: Digital Voltmeter, Ammeter, Wattmeter, VAr Meter, PF Meter, Frequency Meter, Energy Meter
• Communication Protocols: IEC 61850, Modbus RTU/TCP, DNP3, etc.
• Enclosure Material: CRCA Sheet Steel (2.0 / 2.5 mm thickness)
• Enclosure Type: Floor-standing, compartmentalized
• Paint Finish: Powder-coated (RAL 7032 / 7035 or customized)
• IP Protection Class: IP4X (Standard), IP5X (Optional)
• Wiring: PVC insulated, copper conductor, color-coded, ferrules on both ends.
• Terminal Blocks: Reputed make, suitable for required current ratings.
• Operating Temperature: -5°C to +55°C
• Humidity: Up to 95% non-condensing
• Dimensions: Customizable to project specifications

Compliance & Standards:

Our 33 KV Control & Relay Panels are designed, manufactured, and tested in strict accordance with relevant international and national standards, including but not limited to:

• IEC 61850: Communication Networks and Systems for Power Utility Automation
• IEC 60255: Measuring Relays and Protection Equipment
• IEC 61000: Electromagnetic Compatibility (EMC)
• IEC 60060: High-Voltage Test Techniques
• IEC 60529: Degrees of Protection Provided by Enclosures (IP Code)
• IS/IEEE/ANSI: As applicable per specific project requirements.

Customization Options:

We understand that every project has unique requirements. We offer extensive customization options, including:

• Specific Relay Brands & Models: Integrate your preferred manufacturer's relays.
• Panel Dimensions & Layout: Tailored to fit existing footprints or specific installation spaces.
• Protection & Control Philosophy: Configure functions precisely to your network's needs.
• Communication Interfaces: Selection of protocols and physical layers.
• Special Enclosure Requirements: Stainless steel, different IP ratings, anti-vibration features.
• Integration with Field Devices: Pre-wiring to your supplied field devices.
• Testing & Commissioning Support: On-site assistance available.

Why Choose Our 33 KV Control & Relay Panels?

• Proven Expertise: Decades of experience in designing and manufacturing critical power system solutions.
• Uncompromised Quality: Use of premium, type-tested components from world-renowned manufacturers.
• Rigorous Testing: Each panel undergoes extensive factory acceptance tests (FAT) to ensure flawless performance.
• Tailored Solutions: Our engineering team works closely with you to deliver a solution perfectly matched to your project.
• Reliable Support: Comprehensive after-sales service and technical support.
• Cost-Effectiveness: Long-term reliability and efficiency translate to lower operational costs.

Empower your 33 KV substation with intelligent control and unwavering protection.

Contact us today to discuss your project requirements and receive a detailed quotation for our 33 KV Control & Relay Panels.