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Technical Specifications:
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Functional Features: Offers four-stage protection (L+S+I+G). Supports current limiting, zone-selective interlocking (ZSI), and advanced power monitoring.
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Material Composition: Silver alloy contacts for arc resistance; high-grade thermoset molding compound for the housing.
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Application Scenarios: Main incoming breakers in large factories, marine power systems, and heavy machinery power centers.
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Installation Requirements: Requires a rigid mounting structure due to weight. Secondary control wiring must be connected via plug-in connectors.
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Usage Notes: Perform annual maintenance including contact inspection and lubrication of moving parts. Verify ZSI communication links if applicable.