NXAirS LP Digital SwitchgearMedium-Voltage Switchboard
The NXAirS LP is a Siemens-designed, air-insulated medium-voltage switchgear offering a unified, customizable power distribution solution. Part of the proven NXAir series, it delivers superior safety, reliability, and flexibility for critical infrastructure.
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In 2024, Daqo Intelligent Electric became a Siemens-certified manufacturer, producing NXAirS LP units that pass all required type tests and meet strict German engineering standards, making this switchgear ideal for mission-critical applications such as data centers, port facilities, and new energy installations.
Core Advantages & Features
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German Quality AssuranceBuilt under Siemens' strict quality management system, ensuring superior reliability.
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Proven Structural DesignConsistent with original Siemens cabinets, with over 10 years of stable domestic operation.
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Operator Safety EnhancementsTop-mounted arc channels protect personnel during operation and maintenance.
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Convenient Manual OperationAllows manual circuit breaker energy storage even when the door is closed.
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Secure Locking MechanismsIncludes door-closing interlocks and trolley plug-in safety requirements.
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Reliable Mechanical InterlockingProgrammed interlocks ensure operation safety, with emergency unlocking available for special use.
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Long Service Life & Low MaintenanceAdheres to Siemens' high standards for reliability, safety, and durability.
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Technical Parameters
| Basic Parameters | |
|---|---|
| Rated voltage | 12 kV |
| Rated power frequency withstand voltage (1 minute) | 42 kV |
| Rated lightning impulse withstand voltage | 75 kV |
Rated frequency | 50 Hz |
Rated short-time withstand current | 25~40 kA/4s |
Rated peak withstand current | 63~100 kA |
Busbar rated current | 630~4000 A |
Internal arc fault withstand current | 31.5 kA/1s |
Weight | 850-1300 kg |
Protection class | IP4X |
Product Documents
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Product Brochure
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NXAirS LP Metal-Enclosed Medium Voltage Switchgear
2025-11-17
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