ZJ Series Vacuum Pump Unit

Vacuum pump units are widely used for efficient vacuum drying and vacuuming in the installation and maintenance of large transformers.
Suitable for vacuuming in substations, transformer manufacturing plants, and power plants.
YUNENG can provide 1000m³/h, 2000m³/h, 500m³/h, 150m³/h, and other models, you can choose according to your specific needs.

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What is ZJ Series Transformer Vacuum Pump Unit? & What is the Working of a Vacuum Pump Unit?

Used widely for efficient vacuum drying and pumping in large transformer installation and maintenance.
The unit has a leakage rate of less than 1%, equipped with anti-oil-back and automatic phase sequence systems to prevent pump reversal.
Especially suitable for vacuuming in substations, power plants, transformer manufacturing, and various other industries like vacuum smelting, welding, chemical, pharmaceutical, vacuum coating, and electronics.

ZJ Series uses an air-cooled rotary vane and roots pump for efficient operation.
Achieves a working vacuum of 50Pa, with a maximum of 10Pa during operation, and an ultimate vacuum of 1-3Pa.
Quick start, high pumping speed, stability, and easy operation.
Equipped with LCD displays, mobile features, and a user-friendly design for low noise, energy efficiency, and low operating costs.
Fully automatic with an indicator light for unattended operation and easy monitoring of the running status.

Parameter		Unit	ZJ-70	ZJ-150	ZJ-300	ZJ-600	ZJ-1200
Power Supply			50Hz 380V 3-Phase 4-Wire (or as requested)
Power		KW	4	6.5	7	11	18.5
Limit Vacuity		Pa	≤3
Pumping Speed		L/S	70	150	300	600	1200
Pumping Level			2
Connection Diameter		mm	50			80
Size	Length	mm	1200	1300	1400	1600	1750
	Width	mm	950	100	1100	1200	1300
	Height	mm	1500	1600	1700	1900	2100
Weight		Kg	300	400	500	1250	1560