Optional fan coil would first like to provide third-party testing to ensure product performance report, as well as to determine whether the product certification by the supplier. Certification by an impartial third-party certification body to confirm the company's products through inspection and assessment of the quality of enterprise management system and sample type test, process or service meets the standards, whether they have the ability to continue stable production standard requirements of the product. Product certification is reflected in the strength of enterprises, the State Certification and Accreditation Administration Committee authorized the fan coil products can be certified in units of China Academy of Building Research, central air-conditioning fan coil, specifically by the Research Center for the implementation of environmental monitoring and control optimization. Fan coil is usually mounted directly on the air-conditioned room, fan coil units, which served the state and worked will affect the quality of indoor air quality and noise levels. It must do the air filter, drip tray, coils, fans and other major components of the routine maintenance worked to ensure that the fan coil functioning properly, wucheng fan coil, does not adversely affect. Fan coil control use more local control of the program comprises a simple control and temperature control of two. Simple vertical fan coil control: using a three-speed switch direct manual control three-speed fan and start and stop the conversion. Temperature control: STC series thermostat setting temperature based on a comparison with the actual test temperature operation, automatic control STV series of electric two / three-way valve is opened and closed; three-speed fan conversion. Or directly control the fan speed conversion and three stops, so as to achieve a constant temperature control system through the water or air flow. Dingrui air conditioning (Figure) _ _ fan coil fan coil temperature by wucheng Dingrui Air Conditioning Equipment Co., Ltd. Wucheng Dingrui Air Conditioning Equipment Co., Ltd. (www.wcdrkt.com) (www.wcdrkt.com) is specialized in "turning a new wind ventilators, floor-new wind ventilators, total heat recovery units, heat recovery units" enterprises, companies adhering to the "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Qiu East only.