Transformer Maintenance Vacuum Pump Unit Transformer Evacuating Vacuum

• After-sales Service: Online Training, Reply Customer′s Question in 12h
• Warranty: 12 Months
• Oil or Not: Oil Free
• Model NO.: ZJ
• Structure: Rotary Vacuum Pump
• Exhauster Method: Entrapment Vacuum Pump
• Vacuum Degree: High Vacuum
• Work Function: Maintain the Pump
• Working Conditions: Dry
• Function: for Vacuum Drying&Vacuum Oil Injecting
• Features: Fast Start, Large Pumping Rate, Stable
• Description: Transformer Maintenance Vacuum Pump Unit
• Air Pumping Speed: 300L/S, 600L/S, 900L/S, 1200L/S......
• Pumping Level: 2
• Pumping Speed: 70 L/S - 1200 L/S
• Limit Vacuity: <3 PA
• Display: Digital
• Power Supply: 380V, 50Hz, 3-Phase-4-Wire
• Condition: Totally New
• Language: English
• OEM Service: Yes
• Delivery Lead Time: 20 Days
• Shipping Method: by Sea
• Installation: Already Installed Before Shipment
• Transport Package: Packed in Container
• Specification: Refer to detailed technical specifications
• Trademark: Delta
• Origin: China Mainland
• HS Code: 8421230000
• Production Capacity: 100 Sets / Month
• Package Size: 160.00cm * 120.00cm * 200.00cm
• Package Gross Weight: 780.000kg

Product Description

ZJ Transformer Maintenance Vacuum Pump Unit

Introduction:
ZJ Transformer Maintenance Vacuum Pump Unit 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;

Specifications:

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