III. EMC Electromagnetic Shielding
Shielding Level:
Basic Level: 40dB (30MHz-1GHz)
Industrial Level: 60dB (30MHz-1GHz)
Military Level: 80dB (30MHz-1GHz)
Shielding Design:
Conductive Gaskets: Beryllium Copper Finger Stock
Ventilation Window Shielding: Waveguide Window Design
Interface Treatment: Filter Connectors
IV. Application Site Analysis
1. Data Center Environment
Required Characteristics:
High Load-Bearing Capacity: ≥1000kg static load
Ventilation and Heat Dissipation: Front-back ventilation rate ≥70%
Cable Management: Front-back depth ≥1000mm
Recommended Configuration:
Material: Cold-rolled steel plate, thickness 1.8-2.0mm
Protection Level: IP41
Color: Black (RAL9005)
2. Security Monitoring Center
Required Characteristics:
Electromagnetic Shielding: ≥60dB
Heat Dissipation Performance: Built-in fan system
Observability: Tempered glass front door
Recommended Configuration:
Material: Cold-rolled steel plate + glass front door
Protection Level: IP41
Special Requirement: EMC Shielding
3. Industrial On-Site Environment
Required Characteristics:
Corrosion Resistance: Acid and alkali corrosion resistance
Protection Level: IP54 or above
Anti-Seismic Performance: Resistance to vibration and impact
Recommended Configuration:
Material: Stainless steel SUS304 or SUS316
Protection Level: IP55
Surface Treatment: Passivation Treatment
4. Outdoor Open-Air Sites
Required Characteristics:
Water and Dust Resistance: IP65 or above
UV Protection: UV resistance
Temperature Control System: Sun protection and heat insulation
Recommended Configuration:
Material: Stainless steel or engineering plastic
Protection Level: IP65
Additional Function: Sun Shield
V. Selection Guide
1. Selection Decision Process
A[Analyze Application Environment] --> B{Determine Installation Site};
B --> C[Data Center/Computer Room];
B --> D[Security Monitoring Center];
B --> E[Industrial Site];
B --> F[Outdoor Open-Air];

C --> G[Requirements: High Load-Bearing, Good Ventilation];
D --> H[Requirements: EMC Shielding, Observation Window];
E --> I[Requirements: Corrosion Resistance, High Protection];
F --> J[Requirements: Water Resistance, Sun Protection];

G --> K[Selection: Cold-Rolled Steel Plate
IP41 Level];
H --> L[Selection: Steel with Shielding
IP41 + 60dB];
I --> M[Selection: Stainless Steel
IP55 Level];
J --> N[Selection: Stainless Steel/Engineering Plastic
IP65 Level];

K --> O[Determine Specific Specifications];
L --> O;
M --> O;
N --> O;
VI. Technical Parameter Selection Table

Parameter Items	Option 1	Option 2	Option 3	Option 4
Installation Method	Floor-Mounted	Wall-Mounted	Rack-Mounted	Embedded
Standard Height	6U-12U	18U-27U	32U-42U	Custom Height
Main Body Material	Cold-Rolled Steel Plate	Stainless Steel	Aluminum Alloy	Engineering Plastic
Protection Level	IP41	IP54	IP55	IP65
Load-Bearing Capacity	≤300kg	300-600kg	600-1000kg	≥1000kg

VII. Special Function Options
Heat Dissipation Systems:
Natural Ventilation: Adjustable opening rate
Fan Heat Dissipation: Speed-regulating fan sets
Air Conditioning System: Built-in air conditioning unit
Cable Management:
Front and Rear Cable Channels
Vertical Cable Management System
Bottom Cable Inlet Holes
Safety Features:
Lock System: Three-point locking
Hinge Design: Removable hinges
Monitoring Interface: Environmental monitoring
VIII. Installation and Maintenance Specifications
Installation Requirements
Floor Flatness: ≤2mm/m
Seismic Requirement: Designed for Grade 8 seismic resistance
Grounding Resistance: ≤0.1Ω
Installation Spacing: Front and rear ≥800mm
IX. Maintenance
Daily Maintenance:
Regular surface cleaning
Inspection of sealing strip condition
Cleaning of ventilation holes
Regular Inspection:
Inspection of structural tightness
Grounding continuity test
Protection level verification
X. Compliance with Industry Standards
1. International Standards
IEC 60297: Standard for Cabinet Dimensions
IEC 61587: Requirements for Mechanical Structures
ANSI/EIA RS-310: Rack Standards
2. Domestic Standards (China)
GB/T 1539: Specifications for Electronic Equipment Cabinets
GB/T 22690: Requirements for Data Equipment Cabinets
YD/T 2319: Standards for Telecommunication Equipment Cabinets
XI. Summary and Recommendations
Material Selection: Determine the material based on environmental corrosion.
Protection Level: Select the IP rating according to actual environmental requirements.
EMC Requirements: Electromagnetic shielding is required in sensitive environments.
Heat Dissipation Design: Determine the heat dissipation solution based on equipment heat generation.
Expandability: Reserve 20% expansion space.
Standardization: Prioritize the selection of standard sizes and interfaces.
XII. Reference Drawings Are for Reference Only