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Direct Drive Oil-Sealed Rotary Vacuum Pumps GLD-051
Two-stage / with cord, plug, and switch

 
Features
ULVAC KIKO's GLD Series are superior-type pumps featuring high performance, low vibration, low noise, and many excellent functions as described below.
Gas-ballasting to prevent vapor (i.e. water) from condensing in the pump oil.

A forced oil supply mechanism which helps maintain oil lubrication and pumping speeds over the entire pumping range from atmosphere to high vacuum.

An anti-suckback device which protects the vacuum chamber in the event of power failure.
The low temperature enables the pump to produce improved levels of vacuum. A forced oil filter can be easily connected to filtering contaminates from the oil and the oil condition can be checked using a large, easy-to-read level gauge.

Specifications
  Unit 50Hz 60Hz
Actual Pumping Speed L/min. 50 60
Ultimate pressure Pa

6.7 x 10-2 (6.7×10-1)(G.V. Closed)
(6.7 ) (G.V.open)

Motor   Single phase,100V(50/60Hz)/110V(60Hz),200W,
4 poles, split phase starting
Full load current A 5.6 4.8(100V) 5.1(110V)
Oil capacity mL 500 – 800
Recommended oil   SMR-100
Weight kg 13.9
Inlet port diameter mm KF-25
Ambient operation temp.range °C 7 – 40
Dimensions mm 165.5(W) x 399(L) x 222.7(H)
*Ultimate pressure is measured with Macleod gauge. In ( ) shows the measurements with Pirani gauge.

Caution
In order to fully realize the benefits of this high performance pump, the following should be considered:
1. GLD Series pumps operate over a wide range-they can attain very low ultimate vacuum (10-2 Pa) and use KF flanges which are designed to achieve high vacuum. Use of high vacuum flanges is recommended for best performance.
2. GLD Series pumps are not recommended for applications involving toxic or corrosive gases. (See GCD Series : p.10)
3. An oil-sealed rotary pump is not recommended for continuous operation near atmospheric pressure.

Outline drawing


Pumping Speed Curves


Option
Optional suction port
Size
Note
KF-25 suction port KF-25 X (40X40)
Attached to standard type
Suction pipe for hose Dia.8
Option. 40X40adapter is needed, use the suction pipe /40X40 adapter
Suction pipe for hose Dia.12
Option. 40X40adapter is needed, use the suction pipe /40X40 adapter
Suction pipe for hose Dia.15
Option. 40X40adapter is needed, use the suction pipe /40X40 adapter
Suction pipe for hose Dia.18
Option. 40X40adapter is needed, use the suction pipe /40X40 adapter
Suction pipe for hose Dia.22
Option. 40X40adapter is needed, use the suction pipe /40X40 adapter
Suction pipe for hose Dia.27 Option
A type suction pipe PT1/4-L20,male
Option. 40X40adapter is needed, use the suction pipe /40X40 adapter
B type suction pipe PT1/4-L20,female
Option. 40X40adapter is needed, use the suction pipe /40X40 adapter
C type suction pipe PT1/4-L10,male
Option. 40X40adapter is needed, use the suction pipe /40X40 adapter

Optional exhaust port
Size
Note
Exhaust port cap
-
Attached to standard type
Exhaust pipe for hose Dia.12 Option
Exhaust pipe for hose Dia.15 Option
Exhaust pipe for hose Dia.18 Option
KF-16 exhaust port KF-16 Option
KF-25 exhaust port KF-25 Option

Trap for exhaust side
Model
Note
Oil-mist trap OMT-050A Option
Oil-mist trap OMT-100A
G3/4-G1 adapter is needed, use OMT-100A / adapter
In-line type oil-mist trap OMI-100
G3/4-G1 adapter is needed, use OMI-100 / adapter

Trap for suction side
Model
Note
For-line trap OFI-050C
Prevent counter flow of oil diffusion into vacuum chamber, Need KF-25 clamp for attaching
For-line trap OFI-050V
Prevent mixing powder or liquid into the pump, Need KF-25 clump for attaching



Optional voltage
Voltage Applicable Volt CE Marked CSA Marked cTUVus Marked
Single phase, 100V Standard      
Single phase, 110V (60Hz) Standard      

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Copyright (C)2003 ULVAC KIKO, Inc. All Right Reserved. Ver.3.00 (November 2006)