Unit of Measure


Dimension a at 50 Hz

N/A 47.28 in

Dimension a at 60 Hz

N/A 43.89 in

Dimension a1 at 50 Hz

N/A 26.93 in

Dimension a1 at 60 Hz

N/A 27.32 in

Dimension b

N/A 30.08 in

Dimension c

N/A 20.67 in

Dimension d

N/A 7.76 in

Dimension e

N/A 32.28 in

Dimension f

N/A 11.42 in

Dimension G

N/A 20.94 in

Dimension H

N/A 9.45 in

Dimension l

N/A 9.65 in

Dimension m

N/A 13.39 in

Dimension r

N/A 7.05 in

Dimension u

N/A 1.57 in

Diameter w at 50 Hz

N/A 12.28 in

Diameter w at 60 Hz

N/A 11.47 in

Dimension z1

N/A 47.24 in

Dimension z2

N/A 7.87 in

Dimension z3

N/A 11.42 in

Dimension R

N/A 3 in

Thread Type


Capacity at 50 Hz

N/A 294 cfm

Capacity at 60 Hz

N/A 353 cfm

Maximum Ultimate Vacuum Gauge Pressure

N/A 38 Torr28.44 inHg

Ultimate Vacuum Gauge Continuous Operation

N/A 188 Torr22.5 inHg

Motor Voltage at 50 Hz

N/A 400 V690 V

Motor Voltage at 60 Hz

N/A 208 to 230 V460 V

Motor Tolerance

N/A ±10 %

Motor Rating at 50 Hz

N/A 9 kW

Motor Rating at 60 Hz

N/A 15 hp

Full Load Amperage at 50 Hz

N/A 11.0 A19.0 A

Full Load Amperage at 60 Hz

N/A 18.5 A37 to 39 A

Speed at 50 Hz

N/A 2850 rpm

Speed at 60 Hz

N/A 3450 rpm

Average Noise Level at 50 Hz

N/A 82 dBA

Average Noise Level at 60 Hz

N/A 84 dBA

Weight at 50 Hz

N/A 606 lb

Weight at 60 Hz

N/A 639 lb

Gear Oil Capacity

N/A 0.9 L

Non Return Valve (ZRK)

N/A 80 (03)

Suction Filter (ZAF)

N/A 80 (53)


N/A Zephyr


N/A Relates to pump inlet conditions

Curves and tables refer to vacuum pump at normal operating temperature.

Technical information is subject to change without notice.

The listed values for a, ø w and full load amperage may vary because of different motor manufacturers.