OERLIKON LEYBOLD 11375, WSU 501 H, Ruvac roots vacuum pump

Oerlikon Leybold Vacuum RUVAC, roots vacuum pump with air cooled canned motor, WSU 501 H, 113 75

Model: 11375
Typ: WSU501H

Operation with PFPE.

Note:
The pumps have a lot of dirt, more details can be seen in the pictures.

Data:
Connection: DN 100 ISO-K
Nominal pumping speed (50Hz): 505 m³/h
Nominal pumping speed (60Hz): 606 m³/h
max. pressure difference (50Hz): 80 mbar
max. pressure difference (60Hz): 80 mbar
Leak rate, integral: < 1 x 10^-4 mbar x l/s
mains supply: 3-ph., 200-230/400V AC, 50Hz / 200-265/460V AC, 60Hz
Motor power (50Hz): 1.6-2.2 kW
Motor power (60Hz): 1.6-2.4 kW

Motor: VUF112M/2-110