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Series NKVW vacuum pumping system is composed of vacuum pump and roots pump, The roots pump automatically works by the controlling of relays or electrical-contact vacuum gauge. NKVW equips an electrical control system and a cooling water system. It is quick start, big capacity of vacuum evacuating etc, widely used in vacuum smelting, welding, chemical, pharmaceutical and electric power system, particularly suitable for transformer vacuum operation.
Our products list as following
High effective vacuum transformer oil purifier
Double stages insulating oil purifier, oil recycling machine
NKVW Vacuum Pump Set
