DFW Outdoor Intelligent Box-Type Switchgear

Overview

TheDFW Outdoor Intelligent Box-Type Switchgearis an advancedmedium-voltagedistribution unitdesigned forpower distribution networks. It is widely utilized inurban and rural power grids, substations, industrial facilities, and renewable energy systemsto ensureefficient, safe, and reliableelectrical distribution.

Thisswitchgear systemfeatureshigh insulation performance, modular design, and intelligent control capabilities, making it an ideal choice for modernsmart grid applications.

Key Features

• High VoltageCapacity: Operates at12kV, ensuring stability inmedium-voltage applications.
• Compact & Modular Structure: Designed forspace-saving installationsin various environments.
• Fully Sealed & Insulated: Provides protection againstmoisture, dust, and environmental contaminants.
• Multi-Loop Configurations: Supportsvarious power distribution schemes.
• Superior Safety Features: Includesshort-circuit protection, lightning arresters, and overload safeguards.
• Low Maintenance & High Durability: Built withhigh-quality materialsfor extended service life.

Environmental Conditions for Product Use

Condition	Specification
Altitude	≤1000 m
Maximum Ambient Temperature	+40°C
Minimum Ambient Temperature	-25°C
Maximum Daily Temperature Difference	25K
Relative Humidity (Indoor)	Daily Average ≤95%, Monthly Average ≤90%
Earthquake Resistance	0.2g horizontal acceleration, 0.1g vertical acceleration
Installation Environment	Free of gas, steam, dust, corrosive chemicals
Grounding System	Suitable fornon-grounding systems and 10kV grounded systems

Main Technical Parameters

Serial Number	Name	Unit	Load Switch Cabinet	Combination Electrical Cabinet
1	Rated Voltage	kV	12	12
2	Rated Frequency	Hz	50	50
3	Rated Current	A	630	200
4	Rated Load Break Current	A	630	630
5	Rated Short-Term Withstand Current	kA	20	20
6	Rated Short Circuit Duration	s	3	3
7	Rated Peak Withstand Current	kA	50/63	50/63
8	Closed Loop Break Current	A	630	630
9	Rated Cable Charging & Disconnection Current	A	25	25
10	Rated No-Load Transformer Break Current	A	16	16
11	Rated Switch Current	A	1750	1750
12	Fuse Expected Short Circuit Breaking Current	kA	63	63
13	Ground Switch Withstand Current	kA/1s	25	25
14	Rated Current Break Times	Times	≥200	≥200
15	Mechanical Life	Times	≥2000	≥2000
16	SF6 Gas Annual Leakage Rate	%	Not more than 1%	Not more than 1%

Structural & Installation Diagram

Applications

TheDFW Outdoor Intelligent Box-Type Switchgearis suitable for:

• Power Transmission & Distribution Networks
• Substations & Industrial Facilities
• Urban & Rural Power Grids
• Renewable Energy Projects (Wind & Solar Farms)
• Underground & Overhead Cable Networks

Installation Guidelines

Pre-Installation Checklist

• Ensure theinstallation site meets grounding and safety requirements.
• Verifycable ducts and foundation preparations.
• Inspect allcable branch terminals and insulation components.

Installation Steps

1. Prepare the Foundation:Ensure properalignment and base reinforcement.
2. Position the Switchgear Cabinet:Secure it usingmounting brackets and bolts.
3. Connect the Incoming & Outgoing Cables:Ensureproper insulation and safety clearances.
4. Grounding Setup:Establish asafe earthing systemfor fault protection.
5. Final Testing & Commissioning:Conductvoltage withstand tests, insulation resistance measurements, and functional checks.

Advantages of Our DFW Switchgear

• Enhanced Electrical Safety:Designed withadvanced fault isolation mechanisms.
• Modular & Scalable Configuration:Supportsvarious circuit arrangements.
• Weather-Resistant & Durable:Built forharsh outdoor conditions.
• Seamless Smart Grid Integration:Compatible withSCADA and remote monitoring systems.

Ordering Information

To customize yourDFW Outdoor Intelligent Box-Type Switchgear, please provide:

• Rated Voltage & Current Requirements
• Branch & Loop Configurations
• Enclosure Material & Protection Level
• Additional Accessories (Lightning Arresters, Fault Indicators, etc.)