排烟风机箱性能多样、适用范围广泛，可根据建筑设施的不同应用要求，采用变速或多速驱动形式，可以达到一机双用，达到常用通排风和消防排烟的目的，这类风机应用现在比较常见，这种风机的对技术水平要求要高一些，那么排烟风机箱的性能特点有哪些呢?
Smoke exhaust fan case has various performance and wide application range. It can be driven by variable speed or multi speed according to different application requirements of building facilities to achieve the purpose of common ventilation and fire smoke exhaust. This kind of fan application is more common now. This kind of fan requires higher technical level. What are the performance characteristics of smoke exhaust fan case?
1、提供不同的进出口方向，以满足用户不同的安装需要，采用模具化生产，尺寸精度高，拆散后可组装。
1. Provide different import and export directions to meet different installation needs of users. Adopt mould production, high dimensional accuracy, and can be assembled after disassembly.
2、低噪声排烟风机箱电机装在箱体外，同高温排烟系统隔离分开，确保风机在300摄氏度高温情况下，连续运行60分钟以上。
2. The low noise exhaust fan box motor is installed outside the box and separated from the high temperature exhaust system to ensure that the fan operates continuously for more than 60 minutes at 300 ℃.
3、结构紧凑美观，箱体采用框架，箱板拼装设计，消防柜式离心风机厂家，框架采用国内先进的金属冷弯成形机组一次拉伸而成，箱板为复式板结构，内层为消声材料，进一步降低了噪声。
3. The structure is compact and beautiful, the box body adopts frame, the box plate assembly design, the fire cabinet type centrifugal fan manufacturer, the frame is made of domestic advanced metal cold bending forming unit by one-time stretching, the box plate is a compound plate structure, the inner layer is silencing material, further reducing the noise.
4、排烟风机箱主要部件叶轮，采用模具化生产，为翼前弯叶片叶轮，具有的效率高，噪声低，风量大，运行平稳，质量稳定，宝鸡柜式离心风机，经久耐用等特点，蜗壳采用镀锌板或碳钢板，机械化生产。
4. The impeller, the main component of the exhaust fan case, is a front curved blade impeller with high efficiency, low noise, large air volume, stable operation, stable quality, Baoji cabinet centrifugal fan, durable and other features. The volute is made of galvanized or carbon steel plate, mechanized production.
5、电机额定电压380v、额定频率50Hz、防护等级IP54/IP55，低噪音柜式离心风机箱，冷却方式IC411、采用F级绝缘，满载温升按B级考核，可在温度不高于40℃的环境条件下连续运行。
5. The motor has a rated voltage of 380V, a rated frequency of 50Hz, a protection grade of IP54 / IP55, a low-noise cabinet type centrifugal fan case, a cooling mode of ic411, class F insulation, and a full load temperature rise of class B, which can be operated continuously under the environment with a temperature not higher than 40 ℃.
柜式离心风机箱的产品特点
Product features of cabinet type centrifugal fan case
1，THFC柜式离心风机箱紧凑美观，风机箱体采用框架，箱板拼装设计.框架采用国内先进的金属冷弯成形机组一次拉伸而成，箱板为复式板结构，内层为消声材料，进一步降低噪声.
1. Thfc cabinet type centrifugal fan case is compact and beautiful. The fan case adopts frame and box plate assembly design. The frame is made of domestic advanced metal cold bending forming unit by one stretch. The box plate is of compound plate structure and the inner layer is noise reducing material, further reducing the noise
2HTFC柜式离心风箱机分为A型和B型两种类型，A型电机装在箱体外，用于消防排烟;B型电机装在箱体内，用于通风换气
2htfc cabinet type centrifugal fan is divided into type A and type B. type a motor is installed outside the box for fire fighting and smoke exhaust; type B motor is installed inside the box for ventilation
3.A型电机装在箱体外，同高温排烟系列隔离分开，确保风机在300℃高温情况下，连续运行60分钟以上，经'国家固定灭火系统和耐火构件质检中心'检测合格，其性能达到国内先进水平.
3. The A-type motor is installed outside the box and separated from the high-temperature smoke exhaust series to ensure that the fan operates continuously for more than 60 minutes under the high temperature of 300 ℃, and its performance reaches the advanced level in China after passing the inspection by the national fixed fire extinguishing system and fire-resistant component quality inspection center
4.若用户需大风量风机时，本厂可生产并联式消防通风（两用）低噪声柜式离心风机箱.
4. If the user needs large air volume fan, the factory can produce parallel fire ventilation (dual-purpose) low noise cabinet centrifugal fan case
5、消防排烟风机选用主要控制参数为工作温度，风量，全压，效率，噪声，电机功率，转速及轴功率
5. The main control parameters of fire smoke exhaust fan are working temperature, air volume, total pressure, efficiency, noise, motor power, rotation speed and shaft power
6、烟风机在介质温度不高于85℃的条件下应能长期正常运行。
6. The smoke fan shall be able to operate normally for a long time under the condition that the medium temperature is not higher than 85 ℃.
7、当输送介质温度在280℃时能连续工作30min，并在介质温度冷却至环境温度时仍能连续正常运转。
7. When the temperature of the conveying medium is 280 ℃, it can work continuously for 30min, and it can still work normally when the medium temperature is cooled to the ambient temperature.
8、在额定转速下，在工作区域内，通风机的实测压力曲线与说明书中给定的曲线应满足下列规定：轴流式消防排烟通风机在规定的流量下，所对应的压力值偏差为±5%。离心式排烟通风机在规定的流量下，所对应的压力值差为±5%。
8. Under the rated speed, in the working area, the measured pressure curve of the ventilator and the curve given in the instruction manual shall meet the following requirements: under the specified flow, the corresponding pressure deviation of the axial flow fire smoke exhaust ventilator is ± 5%. Under the specified flow rate, the corresponding pressure difference of the centrifugal exhaust fan is ± 5%.
