Description
Overview
The DRA02 card rack is a structural mounting frame designed for ABB Freelance Distributed Control System installations. It provides a stable, organized platform for housing multiple I/O modules, ensuring reliable electrical connections and streamlined system integration within process‑automation environments.
Technical Specifications
General Information
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Model: DRA02
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Manufacturer: ABB
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Product Type: Card Rack / I/O Mounting Frame
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Product Range: Freelance Distributed Control System
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System Compatibility: DCS
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Operating Status: Active
Mechanical Data
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Dimensions: 31.1 × 2.7 × 48.3 cm
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Weight: 3.5 kg
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Rigid metal frame for long‑term structural stability
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Designed for cabinet or panel installation
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Supports modular expansion of I/O assemblies
Functional Characteristics
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Provides mechanical support and alignment for Freelance I/O modules
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Ensures proper spacing, cooling, and cable routing
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High‑quality construction for vibration resistance
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Suitable for continuous operation in industrial environments
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Designed to meet typical industrial mounting standards
Environmental Ratings
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Built for harsh industrial conditions
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Resistant to mechanical stress and temperature variation
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Suitable for process plants, utilities, and manufacturing facilities
Integration & Compatibility
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Fully compatible with ABB Freelance I/O modules and communication units
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Supports scalable system architecture for small to large installations
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Simplifies wiring, maintenance, and module replacement
Maintenance & Serviceability
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Open‑frame design for easy access to modules
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Reduces downtime during system expansion or troubleshooting
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Supported by ABB documentation and engineering tools
Application Scenarios
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Freelance DCS I/O module mounting
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Control cabinet assembly for process automation
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System expansions requiring additional I/O capacity
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Industrial environments needing organized, secure module installation
FAQ
Q: Which modules can be installed in the DRA02 rack? A: It is designed for ABB Freelance I/O modules and related communication units.
Q: Does the rack include power distribution? A: No, it serves as a mechanical mounting frame; power distribution depends on the installed modules.
Q: Can the DRA02 be used in retrofit projects? A: Yes, it is suitable for both new installations and modernization of existing Freelance systems.
