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ULVAC^® GLD Series Rotary Vane Vacuum Pumps

Features

Combine high performance, low vibration, and low noise
Gas ballasting for solvent vapor removal
Forced oil supply offers optimum lubrication during pumpdown
Anti-suckback device protects the chamber during power failure

Applications

Chemical, analyzer and laser systems
Vacuum pumping system
Backing pump for SEM
Semiconductor, sputtering, and vacuum evaporation equipment
Vacuum and freeze drying

Specifications Table

Pump Model	GLD-040	GLD-137	GLD-202	GLD-280
Pumping Speeds	50 (Hz) 1.41 CFM 40.0 L/min 0.66 L/s 2.40 m3/hr 60 (Hz) 1.70 CFM 48.1 L/min 0.80 L/s 2.89 m3/hr	50 (Hz) 4.77 CFM 134 L/min 2.24 L/s 8.10 m3/hr 60 (Hz) 5.70 CFM 161 L/min 2.68 L/s 9.68 m3/hr	50 (Hz) 7.06 CFM 199 L/min 3.32 L/s 12.0 m3/hr 60 (Hz) 8.50 CFM 240 L/min 3.99 L/s 14.4 m3/hr	50 (Hz) 9.89 CFM 279 L/min 4.65 L/s 16.8 m3/hr 60 (Hz) 11.9 CFM 335 L/min 5.58 L/s 20.2 m3/hr
Ultimate Pressure	Total With Gas Ballast 6.66 x 10^-2 hPA 6.66 x 10^-2 mbar 6.66 x 10⁰ Pa 5.00 x 10^-2 Torr Total Without Gas Ballast 6.66 x 10^-3 hPA 6.66 x 10^-3 mbar 6.66 x 10^-1 Pa 5.00 x 10^-3 Torr	Total With Gas Ballast 6.66 x 10^-2 hPA 6.66 x 10^-2 mbar 6.66 x 10⁰ Pa 5.00 x 10^-2 Torr Total Without Gas Ballast 6.66 x 10^-3 hPA 6.66 x 10^-3 mbar 6.66 x 10^-1 Pa 5.00 x 10^-3 Torr	Total With Gas Ballast 6.66 x 10^-2 hPA 6.66 x 10^-2 mbar 6.66 x 10⁰ Pa 5.00 x 10^-2 Torr Total Without Gas Ballast 6.66 x 10^-3 hPA 6.66 x 10^-3 mbar 6.66 x 10^-1 Pa 5.00 x 10^-3 Torr	Total With Gas Ballast 6.66 x 10^-2 hPA 6.66 x 10^-2 mbar 6.66 x 10⁰ Pa 5.00 x 10^-2 Torr Total Without Gas Ballast 6.66 x 10^-4 hPA 6.66 x 10^-4 mbar 6.66 x 10^-2 Pa 5.00 x 10^-4 Torr
Cooling Method(s)	Method Convection	Method Convection	Method Convection	Method Convection
Inlet Flange	KF25	KF25	KF25	KF25
Exhaust Flange	KF25	KF25	KF25	KF25
Oil Type(s)	Hydrocarbon Oil Part: KJLSS15Q1	Hydrocarbon Oil Part: KJLSS15Q1	Hydrocarbon Oil Part: KJLSS19Q1	Hydrocarbon Oil Part: KJLSS19Q1
Oil Capacity Quarts (Liters) *Unless otherwise noted	0.71 ( 0.68 )	1.05 ( 1.00 )	1.05 ( 1.00 )	1.05 ( 1.00 )
Noise db(A)	55.0
Compression Stages	2	2	2	2
Series	Standard	Standard	Standard
Weight Lbs (kg)	35.2 ( 16.0 )	57.2 ( 26.0 )	63.8 ( 29.0 )	75.9 ( 34.5 )
Dimensions in. (mm.)	16.8 x 5.91 x 9.02 (427 x 150 x 229 )	17.9 x 6.69 x 9.45 (455 x 170 x 240 )	20.2 x 6.69 x 9.45 (513 x 170 x 240 )	23.1 x 7.17 x 10.7 (586 x 182 x 271 )
Technology	Wet	Wet	Wet	Wet

Dimensional Drawings

Charts

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Ordering Table

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Accessories	Pump Model	Inlet Flange	Voltage & Phases	Manual	Part Number	Price	In Stock	Add To Cart
Accessories	Pump Model	Inlet Flange	Voltage & Phases	Manual	Part Number	Price	In Stock	Add To Cart
	GLD-040	KF25	100–115/200–230 VAC, 50/60 Hz, 1-Ø		GLD-040	$1,600.00
	GLD-137AA	KF25	200–240/380–460 VAC, 50/60 Hz, 3-Ø		GLD-137AA	P.O.R.
	GLD-137CC	KF25	100–120/200–230 VAC, 50/60 Hz, 1-Ø		GLD-137CC	P.O.R.
	GLD-202AA	KF25	200–240/380–460 VAC, 50/60 Hz, 3-Ø		GLD-202AA	P.O.R.
	GLD-202BB	KF25	100–120/200–230 VAC, 50/60 Hz, 1-Ø		GLD-202BB	P.O.R.
	GLD-280A	KF25	200–240/380–460 VAC, 50/60 Hz, 3-Ø		GLD-280A	P.O.R.
	GLD-280B	KF25	100–115/200–230 VAC, 50/60 Hz, 1-Ø		GLD-280B	$2,550.00

Can't Find The Pump You're Looking For?

Let our new Pump Selection Guide help! With over 450 vacuum pumps to choose from, the KJLC^® Vacuum Pump Selection Guide is designed to help you find one that meets your vacuum requirements. You can narrow down our pump offering by simply choosing from a list of different search criteria. For more information please e-mail international@lesker.com.

Accessories Table

For Pump Model(s)	Description	Part Number	Price	In Stock	Add To Cart
For Pump Model(s)	Description	Part Number	Price	In Stock	Add To Cart
All GLD Series Pumps	Cast Clamp for KF25 Flange	QF25-100-C	P.O.R.
GLD-040, GLD-137, GLD-202, GLD-280	Clamping Kit, For QF25 Flange, Including Aluminum Clamp and FKM Centering Ring	QF25-HDKIT	P.O.R.
All GLD Series Pumps	Fluorocarbon Centering Ring for KF25 Flange	QF25-100-SRV	$8.55
GLD-040	Hydro Oil, Semi-Synthetic, 38 CST Viscosity, 1 Gallon	KJLSS15G1	$45.00
GLD-135, GLD-136, GLD-137, GLD-201, GLD-202	Hydro Oil, Semi-Synthetic, 55 CST Viscosity, 1 Gallon	KJLSS19G1	$45.00
GLD-280	Hydro Oil, Semi-Synthetic, 68 CST Viscosity, 1 Gallon	KJLSS70G1	$45.00
All GLD Series Pumps	Oil Mist Eliminator	PFEGL915QF25	$173.00
GLD-280	Oil Mist Eliminator	PFEGL925QF25	$365.00
GLD-040	Repair Kit	GLD040MAK	$241.00
GLD-051	Repair Kit	GLD051MAK	P.O.R.
GLD-135, GLD-136	Repair Kit	GLD136MAK	P.O.R.
GLD-137AA/137CC	Repair Kit	GLD137MAK	P.O.R.
GLD-201	Repair Kit	GLD201MAK	P.O.R.
GLD-202AA/202BB	Repair Kit	GLD202MAK	P.O.R.
GLD-280A/280B	Repair Kit	GLD280MAK	P.O.R.

ULVAC® GLD Series Rotary Vane Vacuum Pumps