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AC low voltage distribution cabinet
GGD 交流低压配电柜

概述 /Overview

GGD 型交流低压配电柜适用于发电厂、变电站、厂矿企业等电力用户的交流 50Hz，额定
工作电压 380V，额定工作电流至 3150A 的配电系统，作为动力、照明及配电设备的电能
转换、分配与控制之用。
GGD 型交流低压配电柜是根据能源部主管上级与广大电力用户及设计部门的要求，本着安
全、经济、合理、可靠的原则设计的新型低压配电柜。产品具有分断能力高、动热稳定性好、
电气方案灵活、组合方便、系列性、实用性强、结构新颖、防护等级高等特点，可作为低
压成套开关设备的更新换代产品使用。
GGD 型交流低压配电柜符合 IEC439《低压成套开关设备和控制设备》，GB7251《低压
成套开关设备》等标准。
GGD type AC low-voltage power distribution cabinet is suitable for power distribution
of power supply, lighting and power distribution equipment for power users of power
plants, substations, factories and mines, etc. 50Hz, rated working voltage 380V, rated
working current to 3150A. Distribution and control.
GGD-type AC low-voltage power distribution cabinet is a new type of low-voltage
power distribution cabinet designed according to the requirements of the superior
department of the Ministry of Energy and the majority of power users and design
departments, based on the principle of safety, economy, reasonableness and
reliability. The product has the characteristics of high breaking capacity, good
dynamic thermal stability, flexible electric scheme, convenient combination, seriality,
practicability, novel structure and high protection level. It can be used as a new
generation of low-voltage switchgear.
GGD type AC low voltage distribution cabinet complies with IEC439 "Low-voltage
switchgear and control equipment", GB7251 "Low-voltage switchgear" and other
standards.

型号含义 /Model meaning

G G D □ - □ □

辅助电路方案代号 /Auxiliary circuit scheme code
主电路方案代号 /Main circuit scheme code
设计序号：分断能力为 15kA，分断能力为 30kA，分断能力为 50kA
Design serial number: breaking capacity is 15kA, breaking capacity is 30kA, breaking capacity is 50kA
电力用柜 /Power cabinet
电器元件固定安装固定接线 /Fixed installation and fixing of electrical components
交流低压配电柜 /AC low voltage distribution cabinet

使用环境 /Use environment

● 周围空气温度不高于 + 40℃，不低于 -5℃，24h 内的平均温度不得高于 + 35℃；
● 户内安装使用，使用地点的海拔高度不得超过 2000m；
● 周围空气相对湿度在最高温度为 +40℃时不超过 50%，应在较低温度时允许有较大的相对温度 ( 例如 +20℃时为 90%) 考虑到由于温度的变化可能会偶
然产生凝露的影响；
● 设备安装时与垂直面的倾斜度不超过 5°；
● 设备应安装在无剧烈震动和冲击的地方，以及不足以使电器元件受到腐蚀的场所；
● The ambient air temperature is not higher than + 40℃ , not lower than -5℃ , the average temperature within 24 h shall not be higher than + 35 ℃ ;
● Indoor installation and use, the altitude of the place of use shall not exceed 2000m;
● The relative humidity of the surrounding air does not exceed 50% at the maximum temperature of +40℃ . It should allow a relatively large
temperature at a lower temperature (for example, 90% at +20℃ ). Considering that the temperature may change accidentally. Produce the effects
of condensation;
● The inclination of the equipment when installed is not more than 5° with the vertical plane;
● The equipment should be installed in places where there is no severe vibration and shock, and where it is not enough to corrode electrical
components;
● Users can negotiate with the manufacturer if they have special requirements.

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