HY-HTF(A)-W Dual-purpose Rooftop Fan of Fire Protection and Ventilation Model HY-HTF(A)-W Features and Application 1-- It is consists of mold pressing axial-flow impeller, built-in heat-resistant motor (equipped with specialized cooling system), rain-proof hood and waterproof bas
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 20:15:47 ]
HY- HTFC Cabinet Centrifugal Fan of Fire Protection and Ventilation with Low Noise · Model HY-HTFC Series Summary 1. HY-HTFC Cabinet centrifugal fan of fire protection and ventilation with low noise is developed by our company which is one camera dual use, high efficiency and lo
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 20:14:30 ]
HY-HTF High Temperature Smoke Exhaust Axial Flow Fan · Model HY-HTF Series Summary 1. HY-HTF series axial flow fan of fire protection, high temperature and smoke exhaust. It is designed of multi-objective optimization with CAD software. It uses mould pressing axial impeller, bui
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 20:10:58 ]
H Y -XZW-A Resistive Bend Muffler 1. It works with sound-absorbing perforated plate laying on pipe wall which filled with superfine glass wool material. So, it can reduce noise and have silencing effect. 2. It has three types and with structure of exterior angle tangent arc and i
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 20:04:41 ]
1. Chip-type Dissipative Muffler is that the Tube-type Resistive Muffler adds some sound-absorbing slice. It is applicable to large cross section of duct and large air flow. It divides the straight tube into several small channels, and sound-absorbing slice is straight type, soun
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 20:03:43 ]
1. It is deformation from slice-type resistive muffler. In order to improve the noise elimination performance of high frequency, it is changed into folded plate type from straight slice type to get high sound attenuation with smaller section. It is suitable airflow velocity of 4~
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 20:02:43 ]
1. It is in fact a kind of resonance muffler, with all-metal dual-chamber type structure, using micro orifice plate as sound-absorbing components. Effective for silence frequency bandwidth (especial for low frequency) because of small aperture, low aperture ratio, large cavity an
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 20:01:46 ]
It is usually installed in the pipe of exhaust system or exhaust vent or entrance of exhaust fan, has the double functions of exhaust damper and fire damper. At ordinary time, it is normal close , in fire situation, open automatically to exhaust smoke, when the exhaust airflow re
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 20:00:26 ]
The main function of this damper is the same as HY-HP-SC damper, the difference is that the damper body of the former is separate with the operation device which is installed near the damper body, 1200mm above ground level. Operation device is controlled by a 6m-long steel wire r
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 19:59:23 ]
This damper is installed in the pipe of ventilation system and air-conditioning system which need smoke prevention and fire prevention, and in the pipe of exhaust system. 1. Operation device is consisted of electric actuator with spring reset, and temperature controlled switch. A
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 19:58:17 ]
This damper is installed in the pipe of ventilation system and air-conditioning system that need smoke prevention and fire prevention. At ordinary times, it is normal open, in fire situation, closed to prevent fire and smoke. 1. Temperature control temperature sensor works to mak
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 19:57:04 ]
Product Introduction The automatic pressure release damper/opening, which is a part of gas fire-extinguishing system and closed status at ordinary times, is installed on the wall and/or the ceiling in the protected area. When the gas fire-extinguishing system is in use, there wil
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 19:00:28 ]
It can change the airflow direction into three ways. It is the best choice of controlling volume damper.
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 18:59:13 ]
1. It is usually used for these indoor rooms which need to maintain positive pressure, like as clean room, computer room and staircase with pressurized air supply, etc.. It can automatically control the positive pressure of indoor room. 2. It is self-weight control device of posi
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 18:58:05 ]
H Y -FLF-S Manual Aluminum-alloy Air Damper H Y -FLF-D Motorized Aluminum-alloy Air Damper 1. The blade is made of high-strength aluminum alloy of wing-shaped profiles. The frame is made of high-strength aluminum alloy profiles. It is elegant appearance and good anti-corrosion. 2
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 18:56:50 ]
The combined air damper of HY-ZF can meet the requirement of ventilation equipment and smoke extraction equipment in the subway, because it uses the parts of single damper which is heat resisting(-50°C~+285°C) and low leakage and electric actuator which is with heat insulation
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 18:51:20 ]
1. It is used in air flue with wind speed ≥8m/s. When the draught fan stops working, the blade of the check damper will be closed with self-weight to prevent the air flow backwards. 2. The frame is made of galvanized steel plate. The blade is made of aluminum alloy plate. The b
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 18:49:47 ]
H Y -FYD-S Handle type butterfly round air damper 1. Single plate structure without flange. Handle type. 2. According to old standard, the length of damper body is 150mm. 3. The size of this structure should not be too large. H Y -FYD-L Chain type butterfly round air damper 1. Si
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 18:48:18 ]
H Y -FDF-Q Structure Size Flow Parameter Installation Instruction 1. The installation of HY-DF-Q is quite convenient. There is flange at the both ends of the damper, which can ensure that the joint is gas tightness. If there is no flange, the joint can be also gas tightness by us
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 18:46:51 ]
HY-F series air flow control damper is generally composed of frame, blade, blade shaft, bearing, coupling rod, rubber sealing element and drive device, etc. Among them, the drive device has three types of hand operated, air-operated and electric control. Moreover, the main types
Sichuan HongYang HVAC Equipment Co., Ltd. (HY) [2016-05-26 18:45:38 ]
