Vacuum pumps Pa type
CONSTRUCTION:
Pumps of type Pa are liquid ring, vertical impeller pumps driven by a 50 Hz or 60 Hz electric alternating current motor. The electric drive is transmitted directly (without coupling) from an engine to a pump’s shaft which whose end part is mounted on an engine shaft.The pump’s body is divided on a horizontal plane and it makes up a container with an inner system of suction and press chambers and pump connection’s holes.
- The suction hole is for the connection of the vacuum pump to the suction side of the pump system.
- The press hole is for the draining of air and removing liquid from the pump system.
Two rubber rings seal the pump’s shaft.
Pumps are manufactured in two material versions:
- execution M – grey cast iron;
- execution T- bronze.

APPLICATION:
The main function of the vacuum pump of type Pa is to create a vacuum both in the suction pipeline and the impeller pump. It causes the pumped liquid to be sucked into the impeller pump and makes normal work possible. Vacuum pumps Pa are designed to work together with horizontal and vertical impeller pumps made by GZUT Inc. They also can be used for operating with other manufacturers’ pumps but it should be agreed with GZUT Inc. The Pa pumps can operate together with impeller pumps of a capacity up to 1200 m3/h.
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