概要 The MNS series distribution cabinet, renowned for its reliability, is a modular, multifunctional low-voltage solution tailored for industrial applications. Capable of supporting systems up to 4000A, it provides robust protection for both personnel and equipment safety, thanks to its flexible cabinet structure and humanized design.   意味の種類   製品パラメーター

Number	GB7251.1-2005 Low-voltage switchgear and control equipment (T TA) EC60439 《Low-voltage switchgear and control equipment》
1	Overvoltage category		IV III
2	pollution level		3
3	Rated working voltage (Ue) (V)	Rated working voltage (Ue) (V)	400/660
4	Rated insulation voltage (Ui) (V)	Rated insulation voltage (Ui) (V)	660/1000
5	Rated frequency(Hz)	Rated frequency(Hz)	50(60)
6	horizontal bus	定格電流	≤5000A
7		Rated short-time withstand current (lcw) (kA)	50,65,80(1s valid value)
8		Rated peak withstand current (pk) (kA)	105,140,176(0.1s maximum value)
9	vertical bus	Rated maximum working current	≤1000A
10		Rated short-time withstand current (lcw) (kA)	50kA
11		定格ピーク耐電流	105kA
12	Enclosure rating		IP30 IP40(Special Instructions)

  製品サイズ   作業条件 Here is the English description regarding the application, implementation standards, environmental conditions, installation site, and altitude for power distribution and motor control: 1. Application:Power distribution, motor control. 2. Implementation standards:IEC439, GB7251.1. 3. Environmental conditions:Operating temperature range: -5 ℃ to 40 ℃. At 40 ℃, the relative humidity should not exceed 50%. At lower temperatures, higher relative humidity is permitted, and occasional condensation may occur (e.g., 90% at 20 ℃). 4. Installation site:Indoor. 5. Altitude:≤ 2000 meters. Note: If unable to meet the above conditions, users should communicate their requirements to the manufacturer at the time of ordering.