Qinshang Optoelectronics also announced that on November 21, 2012, the company disclosed the “Prompt Announcement on the Contract Energy Management Project of LED Lamps for the Lighting Test Section of Shanghai-Nanjing Expresswayâ€. The estimated contract amount of the contract energy management project HNZM-LED-1 is about 4.5 million yuan. The company is the successful bidder for the above bidding project. Recently, the company received the “Notice of Winning Bid†issued by the tenderer Jiangsu Ninghu Expressway Co., Ltd., confirming that the company is the winning bidder of the above-mentioned bidding project. The time limit for the energy saving return of the contract segment is 47 months.
Qinshang Optoelectronics pointed out that the energy-saving renovation of the main lighting section of the Shanghai-Nanjing Expressway Lighting Demonstration Road project will further increase the company's market opportunities in the LED outdoor lighting field and consolidate the company's brand influence and industry leading position.
Rotary Switches
The Rotary Switches, different with Key Switches, Metal Switches, Toggle Switches and Automotive Switches, is mainly installed on liquid and gas pipelines to regulate the flow and pressure of liquids and gases. When used, turn the handle to drive the adjusting nut to rotate, and connect the left-hand thread of the valve through the left-hand thread. Drive the valve to move right or left to change the cross-sectional area of the right hole passage in the valve body cavity, so as to adjust the liquid and gas in the upper outlet pipe.
The Electrical Rotary Switch is a switch that controls the opening and closing of the main contact by rotating the handle.There are two types of rotary switches, namely a unipolar unit structure and a multi-pole multi-position structure. Unipolar unit rotary switches are often used in conjunction with rotary potentiometers in applications, while multi-pole multi-position rotary switches are often used for switching of operating line.
Multi Position Rotary Switch, because of its use, the overall use of sealed structure, there is a certain degree of waterproof effect, the basic can reach the IP67 waterproof level.At the same time need to use a more rigid and durable metal material, there are two or three files in the gear difference.
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