GWRS Oil free Vacuum Unit

GWRS oil free vacuum unit is combined the roots pump, gate or angle valve, connect hose, solenoid valves, vacuum meter and GWSP dry scroll vacuum pump in an integrated unit for oil free vacuum pumping.

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Specifications Applications

Model		GWRS30/300	GWRS30/600	GWRS70/1000
Roots Pump Model		ZJP-30	ZJP-30	ZJP-70F
Scroll Pump Model		GWSP300	GWSP600	GWSP1000
Pumping Speed	l/s	30	30	70
	l/min	1.8*10³	1.8*10³	4.2*10³
	m³/h	1.1*10²	1.1*10²	2.5*10²
	cfm	6.4*10¹	6.4*10¹	1.4*10²
Ultimate Pressure	Pa	≤3	≤1	≤1
	mbar	≤3.0 *10^-2	≤1.0 *10^-2	≤1.0 *10^-2
	Torr	≤2.2*10^-2	≤7.5*10^-3	≤7.5*10^-3
	psi	≤22	≤7.5	≤7.5
Noise	dB(A)	≤73
Inlet/Exhaust Pressure	MPa	0.1 /0.13
Ambient Operation Temp.	℉	41～104
Cooling Type		Air cooled
Inlet/Exhaust Flange		80/KF16	80/KF16	80/KF16*2
Scroll Pump Power	kW	0.55	0.75	1.50
Roots Pump Power	kW	0.55	0.75	1.50
Total Power Consume	kW	1.10	1.50	3.00
Dimension	mm	870800950	870800950	110010001100
Inlet Direction		Vertical

Safety Precautions

The GWRS series oil free vacuum units are suitable for clean processes only.

Do not pump toxic, explosive, flammable or corrosive substances or substances which contain chemicals, solvents or particles. GEOWELL will not perform maintenance work on pumps which have used special gases or other hazardous substances.

Be sure the inlet gas temperature must be lower than 122 °F.

Features & Benefits

Large pumping speed

No oil, no pollution to pumping

cavity and environment

Low vibration, low noise

High efficiency

Ease of maintenance

Easy installation

Applications

Vacuum oven

E-beam/Laser melting