VACUUBRAND MZ 2S NT - Manual (Page 25)

page 25 of 91
Technical data
General technical data valid for all pumps
Permissible ambient temperature
storage / operation
°F
(°C)
14 to 140 / 50 to 104
(-10 to +60 / +10 to +40)
Permissible relative atmospheric mois-
ture during operation (no condensation)
% 30 to 85
Maximum permissible installation altitude
above mean sea level
ft
(m)
6500
(2000)
No-load speed 50/60 Hz rpm 1500 / 1800
Device fuse slow blow fuse 6.3 A
Motor protection thermal cutout, manual reset
Degree of protection IEC 529 IP 40
A-weighted emission sound pressure
level* (uncertainty K
pA
: 3 dB(A))
dB(A) 45
Gas inlet temperatures
We reserve the right for technical modification without prior notice!
* Measurement according to EN ISO 2151:2004 and EN ISO 3744:1995 at 230V/50Hz and ulti-
mate vacuum with silencer at outlet.
* if pumping potentially explosive atmospheres: 50 °F to 104 °F (+10°C to +40°C)
Operating condition Inlet pressure
Permitted range of gas
temperatures at inlet
Continuous operation
> 75 Torr (100 mbar)
(high gas load)
➨
50 °F to 104 °F
(+10°C to +40°C)
Continuous operation
< 75 Torr (100 mbar)
(low gas load)
➨
32 °F to 140 °F*
(0°C to +60°C*)
Short-time
(< 5 minutes)
< 75 Torr (100 mbar)
(low gas load)
➨
14 °F to 176 °F*
(-10°C to +80°C*)