煤矿用隔爆型信号开关
Flameproof signal switch for coal mine

2007-03-30

煤矿用直流电源变换器
Direct current power supply converter for coal mine

2000-01-18

煤矿用提升信号装置通用技术条件
General technical condition of winding signalling for coal mine

1999-11-11

煤矿变频装置用橡套软电缆
Rubber sheathed flexible cable for frequency converter equipment of coal mine

2023-02-06

煤矿用隔爆型多功能灯铃信号装置
Flameproof multifunction lamp-ring signal device for coal mine

2002-04-08

Specification for electrical analogue and state signals for use in coal mines
煤矿用电模拟和状态信号规范

1987-02-27

矿用隔爆型照明信号综合保护装置
Flame proof comprehensive protection device of lighting and signal for coal mine

2011-04-12

煤矿井下机车车辆运输信号设计规范
Code for design of underground locomotive vehicle transport signal of coal mine

2016-08-18

Low speed digital signals for use in coal mines-Specification for transformer coupling
煤矿用低速数字信号

1985-01-31

Low speed digital signals for use in coal mines-Specification for message protocols
煤矿用低速数字信号

1985-01-31

Low speed digital signals for use in coal mines.-Specification for optical coupling
煤矿用低速数字信号

1985-01-31

矿用频分制开关量信号传输装置通用技术条件
General technical condition of frequency division ON/OFF signal transmission unit for coal mine

1998-11-10

煤矿综采工作面机电设备EtherNet/IP通信接口和协议　第11部分：照明信号综合保护装置设备数据表
EtherNet/IP communication interface and protocol of mechanical and electrical equipment in fully mechanized coal mining face—Part 11:Integrated protector of lighting and signal device profile

2023-02-06