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testing annual hv oil transformer maintenance

CTBU Brand Double stage vacuum creating plant Model ZLH is used for vacuum drying of high voltage electrical transformer such as 110KV, 220KV, 500KV, ±800KV, 1000KV and keep it in a high vacuum degree before vacuum oil injection.
Availability:
  • ZLH

  • CTBU

CTBU Brand Double stage vacuum creating plant Model ZLH is used for vacuum drying of high voltage electrical transformer such as 110KV, 220KV, 500KV, ±800KV, 1000KV and keep it in a high vacuum degree before vacuum oil injection. CTBU by selecting world-famous vacuum pumps, the working vacuity of Model ZLH transformer Vacuum creating equipment can reach up to 10Pa or better.

Features:

1. Portable and Compact structure.

2. Different brands of vacuum pumps are available, such as Ritechle, BUSCH, Becker, Edwards, Leybold and Atlas, etc.

3. Installing automatic level sensor to protect the vacuum pumps.

4. Automatic control with easy operation.


Technical Data:

Name of Parameter

Unit / Model

ZLH-70

ZLH-150

ZLH-300

ZLH-600

ZLH-1200

Vacuum Pumping capacity

m³/h

252

540

1080

2160

4320

Limit vacuity

Pa

≤3

≤1

Power supply


380V, 50Hz,  3-Phase 4-Wire  (or as requested)

Power

kW

4

6

10

14

27

Diameter of vacuum connection

mm

25

40

50

65

80


Size

Length

mm

1200

1300

1500

1600

2500

Width

mm

950

1000

1150

1150

1750

Height

mm

1500

1600

1850

2000

2000

Approximately Weight

kg

310

430

520

780

2200



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