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Leybold RUVAC WH / WHU 4400 - NEW

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Leybold RUVAC WH / WHU 4400 - NEW
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Leybold RUVAC WH / WHU 4400 - NEW

Leybold RUVAC WH / WHU 4400 Roots Vacuum Blower - NEW

The RUVAC WH and RUVAC WHU are Roots boosters driven by water cooled hermetically sealed motors. The WHU types have a pressure balance line between the discharge and intake flanges. The RUVAC WH and WHU are lubricated with synthetic oil or perfluorized polyether (PFPE). Only specially prepared RUVAC WH / WHU PFPE pumps can be used for pumping oxygen greater than atmospheric concentration. Only RUVAC WH / WHU PFPE pumps can be used for pumping very aggressive or hazardous gasses.

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Leybold RUVAC WH / WHU 4400

Nominal pumping speed 4,400 m3 x h-1

Max. permissible pressure difference during continuous operation    

45.0 mbar
Nominal motor power 11/18.5
Mains voltage 400 / 480 V
Protection class 54 IP
Cooling water connections G 1/4"
Cooling water quantity 180-300 l/h
Lubricant quantity 4.75 l
Connection flanges DN 250 / 160 ISO-K
Weight 590 / 620 kg

Specs 

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Leybold RUVAC WH / WHU 4400 Roots Vacuum Blower - NEW

Part no. 155150 / 155 150
Pumping speed at 50 Hz: 4,400 m3/h
Pumping speed at 80 Hz: 7,040 m3/h
Ultimate pressure: upon request
3-phase motor: 400 V, 50 Hz / 460 V, 60 Hz
Operating fluid: LEYBONOL LVO 210

Part no. 155154V / 155 154V
Pumping speed at 50 Hz: 4,400 m3/h
Pumping speed at 80 Hz: 7,040 m3/h
Ultimate pressure: upon request
3-phase motor: 400 V, 50 Hz / 460 V, 60 Hz
Operating fluid: LEYBONOL LVO 210

Part no. 155151V / 155 151V
Pumping speed at 50 Hz: 4,400 m3/h
Pumping speed at 80 Hz: 7,040 m3/h
Ultimate pressure: upon request
3-phase motor: 400 V, 50 Hz / 460 V, 60 Hz
Operating fluid: LEYBONOL LVO 210

Part no. 155155 / 155 155
Pumping speed at 50 Hz: 4,400 m3/h
Pumping speed at 80 Hz: 7,040 m3/h
Ultimate pressure: upon request
3-phase motor: 400 V, 50 Hz / 460 V, 60 Hz
Operating fluid: LEYBONOL LVO 400

Part no. 155156 / 155 156
Pumping speed at 50 Hz: 4,400 m3/h
Pumping speed at 80 Hz: 7,040 m3/h
Ultimate pressure: upon request
3-phase motor: 200 V, 60 Hz
Operating fluid: LEYBONOL LVO 400

Part no. 155158V / 155 158V
Pumping speed at 50 Hz: 4,400 m3/h
Pumping speed at 80 Hz: 7,040 m3/h
Ultimate pressure: upon request
3-phase motor: 400 V, 60 Hz
Operating fluid: LEYBONOL LVO 130