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Technical data
Type
PC 510 NT
PC 511 NT
PC 520 NT
PC 610 NT
PC 611 NT
PC 620 NT
Maximum pumping speed 50/60
Hz (ISO 21360)*
cfm
(m
3
/h)
1.2 / 1.4
(2.0 / 2.3)
2.0 / 2.2
(3.4 / 3.8)
Ultimate vacuum (absolute)
without gas ballast
Torr
(mbar)
5.3
(7)
1.1
(1.5)
Ultimate vacuum (absolute) with
gas ballast
Torr
(mbar)
9.0
(12)
2.3
(3)
Maximum permissible inlet pres-
sure (absolute)
psi
(bar)
16
(1.1)
Maximum permissible outlet
pressure (absolute)
psi
(bar)
16
(1.1)
Maximum pressure
difference between inlet and
outlet
psi
(bar)
16
(1.1)
Maximum permissible pressure
(absolute) at gas ballast valve
psi
(bar)
17.5
(1.2)
Permissible ambient
temperature
storage / operation
°F
(°C)
14 to 140 / 50 to 104
(-10 to +60 / +10 to +40)
Permissible relative atmospheric
moisture during operation (no
condensation)
%
30 to 85
Maximum permissible installation
altitude above mean sea level
ft
(m)
6500
(2000)
Rated motor power
hp
(kW)
0.24
(0.18)
0.34
(0.25)
No-load speed 50/60 Hz
rpm
1500 / 1800
Maximum permissible range
of supply voltage ( ±10% )
Attention: Observe specifications
of rating plate!
100-115 V~ 50/60 Hz, 120 V~ 60
Hz
230 V~ 50/60 Hz
Maximum rated current at:
100-115 V~ 50/60 Hz,
120 V~ 60 Hz
230 V~ 50/60 Hz
A
A
3.4
1.8
5.7
3.0
Device fuse
2 slow blow fuses 6.3A
Motor protection
thermal cutout, manual reset
Overvoltage category
II