Product Overview

The NXAirs LP is a Siemens-designed, air-insulated medium-voltage switchgear offering a unified, customizable power distribution solution. Part of the proven NXAirs series, it delivers superior safety, reliability, and flexibility for critical infrastructure.

● 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

German Quality AssuranceBuilt under Siemens' strict quality management system, ensuring superior reliability.

01
Proven Structural DesignConsistent with original Siemens cabinets, with over 10 years of stable domestic operation.

02
Operator Safety EnhancementsTop-mounted arc channels protect personnel during operation and maintenance.

03
Convenient Manual OperationAllows manual circuit breaker energy storage even when the door is closed.

04
Secure Locking MechanismsIncludes door-closing interlocks and trolley plug-in safety requirements.

05
Reliable Mechanical InterlockingProgrammed interlocks ensure operation safety, with emergency unlocking available for special use.

06
Long Service Life & Low MaintenanceAdheres to Siemens' high standards for reliability, safety, and durability.

07

Technical Specifications

Basic Parameters	Parameter
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