3
TriScroll 320 Series Vacuum Pump
Technical Information
Table 1 Specifications
Model
TriScroll™ 320 Dry Scroll Vacuum Pump
Interface dimensions
See Figure 1
Peak pumping speed
50 Hz: 210 l/m, 12.6 m
3
/hr (7.4 cfm)
60 Hz: 250 l/m, 15 m
3
/hr (8.8 cfm)
Media
Clean air. No toxic, corrosive, explosive or particulate forming gases
Ultimate pressure (Torr)
1.0 x 10
-2
Torr (1.3 x 10
-2
mbar)
Maximum inlet pressure
1.0 atmosphere (0 psig)
Maximum continuous inlet pressure
100 Torr
Maximum outlet pressure
1.1 atmosphere (1.5 psig)
Inlet connection
NW25
Exhaust connection
Female 1/4" National Pipe Thread (NW16 adapter provided)
Gas ballast
Female 1/4" National Pipe Thread (40 Micron sintered filter provided)
Ambient operating temperature
5 °C to 40 °C (41 °F to 104 °F)
Storage temperature
–20 °C to 60 °C (–4 °F to 140 °F)
Motor rating
0.75 HP (0.56 kW)
Operating voltages
Single phase models:
❑
50-60 Hz/100-115:200-230 VAC ±10%
Motor full load currents
Motor thermal protection
Type U automatic
Operating speed
60 Hz: 1725 RPM, 50 Hz: 1425 RPM
Cooling system
Air-cooled
Weight
Pump only: 26.4 kg (58 lbs)
Shipping weight: 34.2 kg (75 lbs)
Noise level (per ISO 11201)
68 dB(A)
Vibration level at inlet (per ISO 10816-1)
6.3 mm/sec
Installation
Pollution Degree: 2
Installation Category: II
Altitude: 2000 m, indoor usage and storage
