40kW Distribution Box Specifications

A 40kW distribution box typically supports 480V/208V input, 60 Hz frequency, with modular circuit protection, monitoring, and compliance with UL/cUL standards.Key Electrical SpecificationsNominal Input Voltage: 480 V AC (some units support step-down to 208 V)Input Frequency: 60 HzMaximum Input Current: 67 A per phase for APC InfraStruXure PDU 40kW Maximum Connection Power: 40 kVA for Wieland Electric WIV distributor Circuit Protection: Individual breakers for each output, with FI protection for 16 A outlets in some models Overload Capacity: Typically rated for full load plus 125% overload in transformerless units Monitoring: Integrated measuring devices for load distribution and consumption monitoring; some units include branch circuit monitoring boards Physical and Installation FeaturesDimensions (APC InfraStruXure PDU): Width 610 mm, Depth 914 mm, Height 2057 mm Modularity: Many units allow configurable outgoing circuits, pre-installed breakers, and cut-to-size power whips Access: Front access servicing, top and bottom cable entry, wrap-around bypass options Mounting: Options for surface mount or portable deployment, depending on model Safety and ComplianceCertifications: UL 60950, cUL, and compliance with DIN EN 61535 for connector systems Protection Features: Main switch for multiple connections, switchable and non-switchable outputs for emergency systems, and FI protection for sensitive circuits ApplicationsData Centers: Provides stable and reliable power to IT racks, supports modular deployment, and allows local and web-based monitoring Industrial/Commercial: Suitable for extending existing installations, powering emergency lighting, cooling systems, or portable setups Additional NotesTransformerless units require external transformers if step-up or step-down voltage is needed Installation should comply with NEC and local electrical codes Some models allow multiple units to be connected for higher capacity or redundancy This overview covers the main specifications and features of 40kW distribution boxes suitable for IT, industrial, and commercial applications, providing flexibility, safety, and monitoring capabilities.