Posted on Fri, 18 May 2018 07:00:25 +0000
Vacuum pump maintenance schedule Vacuum pump maintenance interval is decided by its working environment. below items is suggested to check at regular interval: 1. Daily maintenance items: Check the level and color of vacuum pump oil. 2. Weekly maintenance : Check if the vacuum pump is leaking,...
Read MorePosted on Fri, 18 May 2018 06:59:54 +0000
All our pumps are interchangeable with Siemens pump both in dimension and performance. Most our client are using our pump to replace their existed Siemens and Nash pump. Some clients are also buying our spare parts for original Siemens pump repairment. As a pioneer in vacuum pump field, EVP compa...
Read MorePosted on Fri, 18 May 2018 06:59:24 +0000
The proper installation of a water ring vacuum pump is critical to its subsequent operation and maintenance. As with any pump, care should be taken in unpacking the pump so as not to damage or misalign the assembly. For pump and motor units mounted on a baseplate, the unit should be lifted by the...
Read MorePosted on Fri, 18 May 2018 06:58:49 +0000
Part1 What’s the 2BV water ring vacuum pump Water ring vacuum pump namely water pump, 2BV water ring vacuum pump is a low pressure vacuum pump, its ultimate vacuum pressure is 2000 ~ 4000Pa, the 2BV water pump and roots pump can make the water roots vacuum system, this system pressure can up t...
Read MorePosted on Fri, 18 May 2018 06:57:53 +0000
Rotary vane vacuum pump with low operating temperature congratulation EVP engineer team! EVP SV020 rotary vane vacuum pump’s temperature has been lowered by 10~20℃ through technical improvement. according to test, SV020’s max. temperature is only 75~85℃ after continuously running 4 h...
Read MorePosted on Fri, 18 May 2018 06:57:24 +0000
ZJ&ZJP&ZJL&ZJQ Roots vacuum pump Pumping principal:effect through two”8” shaped rotors in opposite direction to reach suction and exhaust. ZJ&ZJP: ZJ series roots pump without bypass valve but ZJP with bypass valves(Bypass valve: recerse and auto avoid overload. ZJL: pumping speed...
Read MorePosted on Fri, 18 May 2018 06:55:08 +0000
Compared to one stage liquid ring vacuum pump, DLV series two stages liquid ring vacuum pump is with better performance and good vacuum. In the future, two stages lqiudi ring vacuum pump will be the mainsteam of market. DLV series two stages water ring vacuum pump is our new design based o...
Read MorePosted on Fri, 18 May 2018 06:53:56 +0000
Liquid ring vacuum pump normally has two kinds of sealing means: gland packing, mechanical seal. Gland packing is an ideal choice to pump air (nontoxic), for its cost-efficiency, easy to maintain or repair, and posseses a simple structure. Becuase its sealing performance is not very ideal,...
Read MorePosted on Fri, 18 May 2018 06:51:26 +0000
importance of using standard vacuum pump oil 1) Vacuum pump special oil has a certain viscosity The viscosity of oil determines its sealing performance. Watery oil would result to bad sealing performance; while if oil with high viscosity, it would increase friction between pump blade and cylinder...
Read MorePosted on Fri, 18 May 2018 06:49:46 +0000
Liquid ring vacuum pumps require proper operation and monitoring, however. This article will address several monitoring and troubleshooting situations involving liquid ring vacuum pumps. A check valve will prevent a backflow of gases at start-up or shutdown of the system. When choosing a check va...
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