Specifications

Vacuum Pump Set for Transformers
1.automatic working
2.quick start, big capacity

It is particularly suitable for transformer vacuum operation, is composed of vacuum pump and Roots pump, Roots pump automatically works by the controlling of relays or electrical-contact vacuum gauge. 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.

 

Index	ZLH-30	ZLH-70	ZLH-150	ZLH-300
Speed (L/S)	30	70	150	300
Ultimate vacuum (Pa)	7
Working vacuum (Pa)	133
Power (kW)	1.85	3.7	7	9.5
Power supply	380V 3Ph 50Hz (As per user’s option)
Weight (kg)	240	400	580	1000
Dimension (mm)	700*500*1200	880*600*1300	1000*700*1500	1350*720*1600