3. Technical data
WARNING:
If the pump is operated outside the specific limits, the pump housing may become
hot.
3.1 Operating and storage conditions
Table 1
Operating and storage conditions
Ambient temperature range (operation)
+ 10 °C to + 40 °C
Maximum surface temperature of pump body
under normal operating conditions and
maximum ambient temperature
+ 40 °C to + 65 °C
Maximum humidity (operation)
90% RH
Ambient temperature range (storage)
- 30 °C to + 70 °C
Pollution
Pollution degree 2
Installation
Installation category II
Altitude restriction
UL/CSA approved maximum 2000 m
(3000 m for E variant self certified)
Area of use
Indoor use
3.2 Performance
Table 2
General characteristics
Maximum pumping speed
35 m
3
/h
Maximum permitted continuous inlet pressure
40 mbar
(1000 mbar for E variant)*
Maximum permitted continuous exhaust
pressure
0.2 bar (g)
Maximum permitted gas ballast inlet pressure
0.5 bar (g)
Maximum chamber volume to pump down from
atmospheric pressure
100 litres†
Maximum chamber volume for cyclic
duty
‑
maximum 6 cycles per hour
50 litres†
Maximum initial pressure rise with no gas
ballast flow
5 mbar l
Suck
‑
back protection
By exhaust valve
Leak tightness
< 1 x 10
-6
mbar l s
-1
Maximum displacement
44 m
3
/hr
Page 12
A73001880_M - Technical data
