Environment-friendly property of green laser pointer
The weight is much less than the dip tin type; ? all-welded cellular high-tech welding method using waveguide window, belongs to ensure that even in the case of small honeycomb core honeycomb holes will not be blocked; ? all-welded honeycomb waveguide windows used welding materials for high conductivity and permeability of the material, so an excellent screen effect; ? all-welded honeycomb waveguide windows in all forms of waveguide window lightest, smallest drag, shielding the best. Size and quantity: 300mm × 300mm including: inlet waveguide window (300mm × 300mm) exhaust waveguide window (300mm × 300mm) 4 only 2 only 2 only (3) the shielding of the power system: the shielding of the power system: power supply system mainly filter shielded.The G3 green laser pointer were added the mouse function. Filter is a passive two-way network is the network passive components, the many-fold, and its end is the "source" and the other side is the "load." It is not only the attenuation along the power line conducted EMI energy, but also for EMI radiation significantly inhibited. Filter with high insertion loss filter, leakage is less than 2A, reliable performance. Power filter configuration is as follows: i. FNF407C150 1 only for: all the way to the main power supply 380V 160A (4) the shielding of air-conditioning system refers to the Emerson 20 kilowatts precision air-conditioning (air conditioning user purchased) power cord, signal cable shield Each air-conditioning process which includes: power cord shielded (FNF207C30) Road shielding of signal lines (SNF216D1000) out of the shielded room waveguide:The G3 usa green laser pointer can be used as a mouse. Precision air conditioning pipe, tube, condensation water, water, return water shield deal . (5) shielded cable fiber waveguide: 16 for: communication signal transmission cable shielded. 15 (6) fire protection system shielded signal filter (SNF216D1000) smoke filter (SNF216D1000) bell filter (SNF216D1000) temperature sense filter (SNF216D1000) for the gas pipeline network without the shielding of a fire service installations only a 1 1 (7) Security Systems shielded signal filter (SNF211D500) shielding for video surveillance signal processing 1 (8) the shielding of telephone lines used for telephone filter SNF205D500: shielded audio signal transmission . 1 (9) the shield grounding system used in this project a joint ground handling, ground by the customer to complete. Ground cable shield is grounded and grounding bolt connection, grounding resistance is less than 1 ohm. The G4 green laser pointer is another technological innovation of the page turning green laser pointer .① logic ground with 40mm × 3mm of copper ② logic to filter FNF104C50 FNF104C50 1 set 1 1 device safely filter three. Grounding System 1, the engineering design of the DC resistance value logically ≤ 0.9Ω, exchange to resistance ≤ 1Ω, security protection resistance value ≤ 1Ω, lightning protection system ground resistance values ≤ 4Ω. According to the requirements of computer systems, computer systems logically independent of DC setting. The exchange of computer systems, the security protection, lightning protection integrated directly connected to the building ground. 2, low-voltage distribution cabinet system is TN-S earthing system, the three-phase five-wire, power distribution circuit in special protective earth PE, PE lines and power distribution equipment, metal, threading pipe, connected to metal stents, etc., leakage current under fault conditions to ensure personal safety. 3, the DC system grounding workplace is an important part of the engine room, the project activities under the floor in the laying of 20X2 copper grounding grid, as computer systems and other potential body, each computer with a soft copper wire connected with the grounding grid, the grid that leads to the ground by the joint grounding line and the building is connected.
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