Sales Miss Europe: 159-7414-3465 Online Q: 1922601218 (pro, water supply equipment online consultation free shipping ohhh) national toll-free hotline: 400-086-8955 box no negative pressure water Equipment: Box no negative pressure water Equipment seal with wear-resistant mechanical seal, no leakage and long life, suitable for water, air conditioning systems, cooling towers, high-rise buildings, bathrooms and other hot and cold water pressure. Also applies to plastic machine cooling water pressure, chemical process cooling towers Sheung Shui and transportation sectors of the national economy fresh, brackish or physical properties watery liquid. Liquid temperature is less than 100 degrees, etc., such as high temperature, please use high-temperature pipeline pump. Box no negative pressure water equipment Material: pump, pump cover, impeller, shaft manufacturing stainless steel. Box no negative pressure water equipment and strong suction pump, stainless steel (AISI304) of the pump, the envelope and the adjustment ring, cast aluminum motor mount, synthetic polymer impeller; stainless steel shaft; carbon / ceramic mechanical seal. Box no negative pressure water equipment enclosed asynchronous motors, overheating and overload protection, single-phase motor capacitor eternal protection; protection of three-phase motors, the choice of a suitable overload protection device. Box no negative pressure water equipment operation range: Maximum flow is 5.7m3 / min maximum lift of 45 m Liquid temperature range: 0 ℃ -35 ℃ using standard (ITL): EN60335-2-41 box highest negative pressure water equipment Ambient temperature: 40 ℃ maximum self-absorption depth: 8 m box no negative pressure water equipment Maximum working pressure: 8bar (800Kpa) box no negative pressure water equipment protection factor: IP44 Insulation class: F - Box no negative pressure water Device Features: 1, small size, light weight, easy to install and maintain. The impeller is plastic, and the rest are stainless steel; 2, high cost; 3, advanced hydraulic model design, floating impeller and center seal, high efficiency, help reduce operating costs; 4, high-strength plastic impeller, impurity particles in the smaller medium, and long service life; 5, built-in check valve, which can effectively reduce water hammer damage to pumps and motors; 6, are NEMA standard motor connector. Taco (Tucker) or Franklin (Franklin) motor optional; 7, flow range: 0.5-20M3 / H, power range: 0.25-7.5KW. Box no negative pressure water equipment Uses: Box negative pressure water equipment is widely used in deep water, building water supply, agricultural irrigation, gardens and fountains and other systems, and other industrial water. - Box no negative pressure water equipment installation requirements: 1, the installation should be carefully examined within the pump body no negative frequency of abortion and whether the hard thing, to avoid damage to the impeller and the pump is running. 2, box no negative pressure water equipment installation pipeline processing amount shall not be allowed on non-negative variable-speed pump, in order to avoid distortion of the pump, affecting the normal operation. 3, box-type negative pressure water equipment and tighten the bolt, so no negative impact on the vibration frequency when starting pump performance. 4, box-type negative pressure water equipment in the inlet and outlet piping pump installation control valve, pressure gauge installed in the vicinity of the pump outlet to control the pump operates within its rated operating conditions to ensure the normal use of the pump. 5, box-type negative pressure water equipment exhaust pipe loaded check valve should be installed outside the gate. 6, the installation is divided into rigid coupling installation and flexible connection installed. Sales Miss Europe: 159-7414-3465 Online Q: 1922601218 (pro, water supply equipment online consultation free shipping ohhh) National Hotline: 400-086-8955 Address: Yuhua District, Italy all the way to the modern business center B Star Block B4062 Address: Industrial Park, Changsha Hanson long Shali Tuo water, so you have no worries with water!