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ZJ Small Size Movable Transformer Maintenance Vacuum Pumping Machine
Introduction:
ZJ Small Size Movable Vacuum Pumping Machine For Transformer
Maintenance is suitable for vacuum drying and vacuum oil injecting
for high voltage electrical transformer from 220kV-1000kV.
Strong vacuum pumps make working vacuum degree to 10Pa and limit
vacuum to 1Pa.
It adopts air cooling type German original sliding-vane rotary
vacuum pump and roots pump.
It has features of fast start, large pumping rate, stable, easy
operation and so on.
There is a combination of axial fan and condenser to deal moisture
and gas from vacuum pump and roots pump, it can prolong time to
change vacuum oil while meet emission standard.
Customers who purchased the ZJ Vacuum Pumping Unit also purchased
our ZJA Transformer Oil Purifier and GF Dry Air Generator together.
Features:
GIS connection available;
Digital vacuum degree management;
Anti-absorption;
Machine can start fast;
Strong vacuum pumping capacity;
Stable performance;
Easy operation;
Parameter | Unit | ZJ-70 | ZJ-150 | ZJ-300 | ZJ-600 | ZJ-1200 |
Power Supply | 380V, 50Hz, 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 | 50 | 50 | 80 | 80 |
Length | mm | 1200 | 1300 | 1400 | 1600 | 1750 |
Width | mm | 950 | 1000 | 1100 | 1200 | 1300 |
Height | mm | 1500 | 1600 | 1700 | 1900 | 2100 |
Weight | kg | 300 | 400 | 500 | 1250 | 1560 |