考博英语必备词组.doc

as corrosion, damp; information, instructions, drawings are complete. install (1) civil engineering constructir conditioning systems installation finished, under normal operating conditions, indoor temperature and humidity reach system requirements; (3) power and interior lighting is put into normal operation of the system; (4) finished construction of the grounding system, grounding resistance meets the design requirements (less than 4 ohms). instrument enclosure using bolts based on the weld is strictly prohibited. Instrument disc cabinet installation of allows deviation see Xia table: instrument disc cabinet installation of allows deviation project allows deviation (mm) vertical degrees < level deviation adjacent two disc top Department < 20% column disc top Department <5 disc surface deviation adjacent two disc side < 10% column disc surface < 5 disc indirect sewing <2 internal cable laying wiring (1) control room internal cable including grounding line, and signal line, and power line and dedicated cable, wiring requirements neatly beautiful, and line standard specifications consistent, wiring right firm; (2) check the intrinsically safe circuit, confirm with the system cable and terminal block of the color (usually blue) meet the requirements, connection of intrinsically safe circuits shall ensure that safe areas isolated from the danger zone; (3) safety grounding, earthing according to design drawings and system technical requirements for construction, equipment grounding ... Hardware checks at the factory set DIP switch position should be recorded and the hardware address switch, swap cards must not directly touch the electronic1
as corrosion, damp; information, instructions, drawings are complete. install (1) civil engineering construction is completed, cabinet base, bracket installed, meets the design requirements; (2) air conditioning systems installation finished, under normal operating conditions, indoor t