KDG1/127 矿用浇封兼本安型断电器
KDG1/127 矿用浇封兼本安型断电器
KDG1/127矿(kuang)(kuang)用(yong)(yong)浇封兼本(ben)安型(xing)断(duan)(duan)(duan)电(dian)(dian)(dian)器(qi)（以下简称断(duan)(duan)(duan)电(dian)(dian)(dian)器(qi)）是(shi)一(yi)种矿(kuang)(kuang)用(yong)(yong)浇封兼本(ben)质安全(quan)型(xing)保护设(she)备(bei)。作为风(feng)电(dian)(dian)(dian)甲(jia)烷闭锁装置的(de)(de)组成部(bu)分(fen)(fen)之一(yi)， 由矿(kuang)(kuang)用(yong)(yong)分(fen)(fen)站检(jian)测掘进工作面及其(qi)相关巷道内的(de)(de)甲(jia)烷浓度，当甲(jia)烷浓度超限时矿(kuang)(kuang)用(yong)(yong)分(fen)(fen)站发出(chu)断(duan)(duan)(duan)电(dian)(dian)(dian)信号，该断(duan)(duan)(duan)电(dian)(dian)(dian)信号作为断(duan)(duan)(duan)电(dian)(dian)(dian)器(qi)的(de)(de)输入信号经断(duan)(duan)(duan)电(dian)(dian)(dian)器(qi)处理后去切断(duan)(duan)(duan)相关巷道内的(de)(de)动力电(dian)(dian)(dian)源的(de)(de)控制回(hui)路，反(fan)之亦然。断(duan)(duan)(duan)电(dian)(dian)(dian)器(qi)也可与(yu)其(qi)它相关设(she)备(bei)配套使用(yong)(yong)。同时断(duan)(duan)(duan)电(dian)(dian)(dian)器(qi)提(ti)供馈(kui)电(dian)(dian)(dian)功能，能够监视(shi)断(duan)(duan)(duan)电(dian)(dian)(dian)后被断(duan)(duan)(duan)设(she)备(bei)是(shi)否(fou)继续工作。
1）防(fang)爆型式：矿(kuang)用浇封兼(jian)本(ben)质(zhi)安全(quan)型，“Ex [ib] mb I Mb”
2）供(gong)电(dian)(dian)电(dian)(dian)源：a. 额定工(gong)作电(dian)(dian)压：DC 18 V（本安(an)） ;b. 工(gong)作电(dian)(dian)流：≤60 mA
3）交流馈电参(can)数：
馈电(dian)输入电(dian)压范围：AC 36 V～AC 127 V 对(dui)应逻辑“1”（有电(dian)）；输入电(dian)压≤AC 20 V 对(dui)应逻辑“0”(无电(dian))
4）输入信号：
1 路(lu)电平(ping)型开(kai)关量信(xin)号输入(ru)（本安），输入(ru)电压≥3 V(高电平(ping))对应逻辑(ji)“1”；输入(ru)电压 ≤0.5 V（低电平(ping)）对应逻辑(ji)“0”
5）控制输出信(xin)号：
1组常(chang)开和常(chang)闭(bi)无源接点(dian)(dian)型继电器触点(dian)(dian)输出（非(fei)安）：接点(dian)(dian)容量(liang)AC 36 V/3 A或AC 127 V/1 A（阻(zu)(zu)性负 载），导通电阻(zu)(zu)≤0.1 Ω；分断电阻(zu)(zu)＞100 MΩ
6）控(kong)制(zhi)执行时(shi)间：从接收到控(kong)制(zhi)信号到输出(chu)相应(ying)控(kong)制(zhi)状态(tai)的时(shi)间≤0.5s
7）RS485 信号参数：
a. 接口数量：1 路 b. 传(chuan)输方式：半(ban)双工，主从式 c. 传(chuan)输速率：2400 bps d. 信号工作(zuo)电(dian)压(ya)峰峰值：(2～12)V
8）信号传输距离： 断电器 RS485 信号与分站最大传输距离为 6 km，其余信号与分站最大传输距离为 2 km (使用 MHYV 矿用电缆，芯线截面积 1.5mm2)
9）输出控(kong)制距离(li)：断(duan)电器最大输出控(kong)制距离(li)：10m
10）主(zhu)要功能：
a. 断电器(qi)具有动合和动开(kai)(常开(kai)和常闭)接点(dian)输(shu)出(chu)(chu)，动合和动开(kai)(常开(kai)和常闭)接点(dian)均(jun)能根据输(shu)入信号输(shu)出(chu)(chu)相应的控制状态且保持
b. 断电器的(de)输(shu)出能满(man)足交(jiao)流控(kong)制(zhi)的(de)需要
c. 断电(dian)(dian)器具有被控设备(bei)馈电(dian)(dian)状态监(jian)测(ce)和信号输出功(gong)能 d. 断电(dian)(dian)器具有直流供电(dian)(dian)指示(shi)功(gong)能
e. 断电器具(ju)有(you)输出状态(tai)指示功能