水泵防爆控制箱 阀门/电动阀门防爆操作箱BXK系列用途和适用范围
1 Purpose and scope
BXK系列防爆控制箱（以下简称控制箱）是按GB3836.1～2设计和制造，控制箱主要用于1区或2区中含有爆炸性混合物为Ⅱ类B级T4组及以下爆炸危险场所，作为交流50Hz，额定电压至380V，线路中远距控制信号、电气等，并有信号指示灯。
BXK series explosion-proof control box （hereinafter referred to as the control box） is GB3836.1 ~ 2 design and manufacturing, distribution box is mainly used for zone 1 or 2 region containing explosive mixtures for class II B and below T4 group explosive dangerous location, as the exchange of 50Hz, rated voltage up to 380V, far away from the line of control signal, electrical and so on, and a signal indicating lamp.

水泵防爆控制箱 阀门/电动阀门防爆操作箱BXK系列产品型号和意义及基本参数
2 types of products and the significance and basic parameters
2．1 产品型号和意义
2.1 types of products and the significance
B XK - □ □ □ □
B XK - □ □
开关数（不装补0）
Number of switches （not 0）
信号灯数（不装补0）
Signal lamp number （not 0）
电流表数（不装补0）
The current table number （not 0）
按钮数（不装补0）
Button number （not 0）
控制箱
The control box
防爆
Explosion-proof
2．2 基本参数
2.2 basic parameters
控制箱基本参数
Control box of basic parameters
2．3 1额定电压：380V、220V
2.31 of the rated voltage: 380V, 220V
2．4 2额定电流：16A
2.42 of the rated current: 16A
2．5 控制箱的防爆标志为dⅡBT6;
Explosion-proof control box is the 2.5 sign D Ⅱ BT6;
2．6 控制箱进线配用电缆**大外径为26mm；
2.6 control box with cable into the line of the largest diameter of 26mm;

水泵防爆控制箱 阀门/电动阀门防爆操作箱BXK系列3 控制箱在下列情况下能够可靠工作
3 control box can work reliably in any of the following circumstances
3．1 周围空气温度上限值不超过+40℃，下限值不低于-20℃，且24小时内的平均值不超过+35℃；
3.1 the temperature of the air around the upper limit of not more than +40 ℃, lower value not lower than -20 ℃, and within 24 hours of the average value of not more than +35 DEG c;
3．2 安装地点的海拔不超过2000m；
3.2 installation site elevation not exceeding 2000m;
3．3 在无显著摇动、振动和冲击的地方；
3.3 significant shake, no vibration and shock;
3．4 安装地点**湿月平均**大相对湿度不超过95%，同时该月的月平均温度不低于+25℃；
3.4 installation location the wettest month average maximum relative humidity of not more than 95%, while the average monthly temperature of the month is not lower than +25 ℃;
3．5 污染等级为3级；
3.5 of the pollution level of 3;
3．6 安装类别为Ⅱ、Ⅲ类；
3.6 installation of class II, class iii;
3．7 防护等级：IP54。
3.7 protection grade: IP54.

水泵防爆控制箱 阀门/电动阀门防爆操作箱BXK系列主要结构及外形安装尺寸
The 4 main structure and dimensions
4．1 主要结构
The 4.1 main structure
控制箱外壳采用ZL102铸铝合金制成隔爆型主腔及接线腔，主腔内装有按钮、信号灯等元件，通过操作机构及外壳手柄进行操作，且有指示灯显示，接线腔内有与主腔相贯通的接线端子，并有电缆引入装置，设有内外接地螺钉。
The control box shell is made of ZL102 cast aluminum alloy made of explosion-proof main cavity and a wiring cavity, the cavity is provided with a button, signal lamps and other components, operated by the operating mechanism and the shell handle, and the indicating lamp display, wiring terminal is communicated with the main chamber wiring cavity, and the cable leading-in device, is provided with inner and outer earth screw.
水泵防爆控制箱 阀门/电动阀门防爆操作箱BXK系列使用与维修
5 use and repair
5．1 将控制箱安装固定好，将进出线腔盖打开，把电缆通过引入装置接至接线端子上，接好内外接地线，检查无误后合上盖，用紧固件紧固，并把压紧螺母旋紧使电缆密封，完毕后即可使用。
5.1 control box installed and fixed, pass in and out line cavity cover is opened, the cable introducing device connected to the terminals, connected inside and outside the ground, check and correct after the upper cover, with the fastening piece, and the pressing nut is screwed up the cable sealing, can after use.
5．2 控制箱不得随意拆卸，维修进先断开电源后，才能开盖维修，维修时不得损坏隔爆面，维修后隔爆接合面涂204-1防锈油，并将盖合好，用螺栓紧固后才能使用。
5.2 control box shall not disassemble, repair in first disconnect the power, in order to open repair, repair shall not be damaged flameproof surface, after the repair of flameproof joint 204-1 coated anti-rust oil, and will cover good, used to bolt after.