0.4kV Low Voltage Cable Branch Box XFW Series

The 0.4kV Low Voltage Cable Branch Box is engineered for efficient and reliable branching of 0.4kV distribution cables within public power grids. Widely utilized in urban grid construction and overhead line replacement projects, this branch box plays a key role in modernizing and upgrading power distribution networks. Its design and flexibility make it ideal for urban power grid renovation, promoting seamless integration and enhancing the overall stability of local power infrastructure.

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Description

XFW Series Low Voltage Cable Branch Box Features

Outdoor Installation

Compact and small-sized structure for easy installation in outdoor settings.
Weatherproof
Resistant to condensation and pollution, suitable for harsh environments.
Flexible Configuration

Offers options for bar-type fuse-load isolation switches or molded case circuit breakers for protection.
Customized Options
Offered in SMC or stainless steel, standard colors: military green, camel gray; custom options available.

Specifications

Item	With Molded Case Circuit Breaker	With Bar-type Fuse-load Isolation Switch
Rated Voltage	0.4kV	0.4kV
Maximum Working Voltage	0.8kV	0.8kV
Rated Frequency	50Hz	50Hz
Rated Current	10-800A	160/250/400/630A
Power Frequency Withstand Voltage(1min)	3kV	3kV
Lightning Impulse Withstand Voltage	6kV	8kV
Rated Thermal Stability Current(kA/s)	12In or 5kA	—
Rated Short-Circuit Breaking Current	10-800A	160/250/400/630A
Rated Short-Circuit Closing Current	(1.5 - 2.2) Icu	—
Mechanical Life	7000/5000/4000 Times	3000/1000 Times
Enclosure Ingress Protection Rating	IP44	IP44