Primary Switchgear Cabinet
LQPSC 0.4KV/250A Primary Switchgear Cabinet
Advanced power control solution with comprehensive monitoring instruments and 16KA short-circuit withstand capacity for critical industrial operations.
Technical Specifications
Parameter | Specification |
---|---|
Rated Voltage | 0.4KV |
Rated Current | 250A |
Frequency | 50Hz |
Short-Time Withstand Current | 16KA |
Protection Rating | IP20 (IEC 60529) |
Control Voltage | 220V |
Mechanical Operations | 10,000 cycles |
Dimensions (L×W×H) | 850 × 850 × 2000 mm |
Weight | < 300kg |
Integrated Control Panel Features
Digital Voltmeter - Real-time voltage monitoring
Precision Ammeter - Continuous current measurement
Over-Current Protection - Adjustable trip settings
Remote Operation Switch - Distance control capability
Visual Indicators - Sub-gate power status and switch position lights
Time Delay Relay - 5s adjustable delay function
Key Performance Advantages
High Fault Tolerance - 16KA short-circuit current rating
Durable Operation - 10,000 mechanical cycles lifespan
Space-Efficient Design - Compact 850×850mm footprint
Intelligent Monitoring - Integrated instruments reduce external dependencies
Industrial Applications
Manufacturing plant main distribution boards
Heavy machinery power control centers
Industrial generator transfer panels
Process control system power hubs
Large-scale HVAC power management
Safety & Compliance
IEC 61439-1: Low-voltage switchgear assemblies
IEC 62271-200: Short-circuit withstand requirements
IP20 protection against solid objects
Temperature rating: -25°C to +55°C
Installation Requirements
Minimum clearance: 100mm top/bottom, 50mm sides
Copper busbars recommended (min 250A rating)
Concrete base or seismic-rated mounting frame
Control wiring: 1.5mm² minimum cross-section