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DC Switch-Disconnector and Fuse-Combination Unit
DC switch-disconnector and fuse-combination units are suitable for DC systems with rated working voltage DC 1500 V and below and rated working current 4000 A and below, with the functions of main circuit connection, disconnection, isolation and protection. Typical application scenarios include energy storage, photovoltaics, data centers and DC distribution.
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Built-In System Integration
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Built to Exacting Manufacturing Standards
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Simplified Maintenance
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High Altitude Adaptability
Product Highlights
Built-In System Integration
Integrated fuse and switch-disconnector, cutting overall costs of busbars, accessories and working hours.
Built to Exacting Manufacturing Standards
Automated assembly stations with 100% performance inspection.
Simplified Maintenance
Front-access fuse replacement for simplified operation.
High Altitude Adaptability
No derating up to 5000 m
Technical Specification
Rated Operating Voltage Ue
DC1500V
Rated Operating Current Ie
630A, 800A, 1000A, 1250A, 1600A, 2000A, 2500A, 3200A, 3600A, 4000A
Rated Impulse Withstand Voltage Uimp
12kV
Utilization Category
DC-PV2
Short-Circuit Breaking Capacity (in Coordination with the Fuse)
250kA
Operating Ambient Temperature
-40～+70℃
Altitude Conditions
5000m
Mechanical Endurance
10000
Electrical Durability
500
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