TVR three-phase power monitor (also called phase protection, power relay) isused in alternating current 50 / 60Hz, rated voltage below 690V AC, andgives protection to over voltage, under voltage, phas

TVR three-phase power monitor (also called phase protection, power relay) isused in alternating current 50 / 60Hz, rated voltage below 690V AC, andSell Three Phase Power Protection Relays unit systemg

Control board is input and output of MCB controller, mainly use to protect input, control output and simulation capacity of input.* Display and Control ModeIt can link many I/O modules according to th

Technical parameter:Rated insulated voltage: AC 660VRated work voltage: three-phase AC380V+NControl circuit voltage: 220VAC-1PH-50HzSafety grade of the box body: IP55The box body adopts static dusting

Controller of module unit:DFS-312 module unit controller is designed on the base of intelligent programmable microcomputer controller and specializes for module unit controller. Its function of contro

Product Name: Controller of Module Unit SystemModel Number: 3PH-230Place of Origin: ChinaController of module unit:DFS-312 module unit controller is designed on the base of intelligent programmable mi

Technical parameter:Rated insulated voltage: AC 660VRated work voltage: three-phase AC380V+NControl circuit voltage: 220VAC-1PH-50HzSafety grade of the box body: IP55The box body adopts static dusting

3PH-204 is a terminal interface between user and units. It usually installs indoors to order on/off for air-condition terminal and set parameters; It can set activate control to host unit through 3PH-

New developed GQF series IAQ Fan coiling units is integrated humidification ( de-humidification),sterilize, purify air with cooling and heating, It is the bestideal air conditioning for senior writing