Temporary Low-Voltage Power Box
Rated current: 63A – 1000A
Output voltage: 220V/380V
Enclosure thickness: 1.5mm steel
What Is This Product? – It Is Made for Temporary Low Voltage Power on Construction Sites
A Temporary Low-Voltage Power Box is used on building sites, road work, and temporary events that need quick power setup.
Rated current is 63A to 1000A.
Output voltage is 220V/380V.
This product strictly follows JGJ 46-2005.
We put a main disconnector, a main leakage protector, and multiple branch leakage protectors.
This gives "three-level distribution, two-level protection."
The box is mobile, with lifting rings, wheels, and a base for easy moving on site.
Large projects of China Railway, China Railway Construction, CCCC, and CSCEC use our Temporary Low-Voltage Power Box.

FAQ
What Materials and Processes Do We Use? – We Use a Rainproof and Dustproof Design with a Protective Mesh


The box uses 1.5mm cold-rolled steel with orange paint for high visibility.
Protection rating is IP44 to IP65.
The door has a rain shield and a sealing strip.
To protect against impacts, we can add a steel wire mesh guard with mesh size ≤25mm.
At the bottom, we put high-strength nylon wheels with brakes and rubber feet.
Inside, we use a flame-retardant insulation board, and all switches have transparent protective covers.
Cable entries use waterproof cord grips.
The neutral and ground bars are separate, with a clearly marked ground bolt.
Our factory is 2,000 square meters with ISO9001 certification.
|
Parameter |
Value |
|
Standard |
JGJ 46-2005 |
|
Rated current |
63A – 1000A |
|
Output voltage |
220V/380V |
|
Enclosure thickness |
1.5mm steel |
|
Protection rating |
IP44 – IP65 |
|
Mesh guard |
Optional, ≤25mm |
|
Wheels |
Nylon with brakes |
|
Insulation board |
Flame-retardant |
What Are the Core Advantages? – Multiple Leakage Protections, Voltmeter, and Customizable Sockets
The core advantages are high safety and fast deployment.
The main leakage protector has 100mA to 300mA with a time delay.
The branch leakage protectors have ≤30mA instantaneous trip.
On the front, we install a digital voltmeter that can show phase or line voltage, plus three-color lights for power, run, and fault.
Outside, we put a red emergency stop button. One push cuts all outputs.
We can customize socket types: industrial, Chinese, US, EU, etc.
This product has CCC certification.

FAQ
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