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13 | Technical Data
30 | 36
Instruction Manual PANDA WZ 0250-0500 B_EN_en
13
Technical Data
WZ 0250 B
WZ 0500 B
Nominal pumping speed
(50Hz / 60Hz)
m³/h
263 / 315
525 / 630
Nominal motor rating
(50Hz / 60Hz)
kW
1.5 / 1.8
4.0 / 4.4
Nominal motor speed
(50Hz / 60Hz)
min
-1
1500 / 1800
3000 / 3600
Nominal motor current
(delta connection) (50Hz)
A
6.4 / 6.2 / 6.7
(200 / 230 / 255 V)
15.9 / 16.6 / 20.0
(200 / 230 / 255 V)
Nominal motor current
(delta connection) (60Hz)
A
7.3 / 6.3
(200 / 277 V)
17.2 / 15.8
(200 / 277 V)
Nominal motor current
(star connection) (50Hz)
A
3.7 / 3.6 / 3.9
(346 / 400 / 440 V)
9.2 / 9.5 / 11.7
(346 / 400 / 440 V)
Nominal motor current
(star connection) (60Hz)
A
4.2 / 3.6
(346 / 480 V)
9.9 / 9.1
(346 / 480 V)
Sound pressure level**
(50Hz / 60Hz)
dB(A)
On request
59 / 63
Uncertainty KpA
dB
3
Ambient temperature
range
°C
5 … 50
Max. gas inlet
temperature
(P <10 hPa, staging ratio
of 4)
°C
200
Relative humidity
at 30°C
90%
Leak rate
mbar.l/s
≤
1 x 10
-6
Oil capacity
(Motor side)
l
0.4
0.4
Oil capacity
(Gear side)
l
0.5
0.5
Weight approx.
kg
165
175
** according to
DIN EN ISO 2151.
Operation under ultimate pressure. Pressure level above 10 mbar may
result in higher noise levels.