Technical Data; Operating And Storage Conditions; Mechanical Data - Edwards nRVi Instruction Manual

3. Technical data

3.1 Operating and storage conditions

Table 2 Operating and storage conditions
Parameter
Ambient operating temperature range
Ambient storage temperature range
Normal surface temperature of the pump
§
body
Maximum operating humidity
Maximum operating altitude
Installation category (BS5295)
Pollution degree (EN61010)
* Under cold start conditions the smart drive accelerates the pump in a controlled way
and it may take up to 90 seconds to reach full speed.
§ At ultimate vacuum, with ambient temperature of + 20 °C.
‡ The pump can operate safely up to 3000 m, when operating above 2000 m contact us
for advice.
Note:
To comply with IEC/UL/CSA 61010 standards, the pump must be installed and used
indoors, and within the operating conditions specified.

3.2 Mechanical data

Table 3 Mechanical data
Parameter
Dimensions
Maximum tilt angle
Nominal rotational
speed
Standby rotational
speed
A65901880_D - Technical data
*
‡
nRV4i nRV6i
Refer to Figure: Dimensions on page 17
Factory default set to 83% of nominal speed
Customer can set standby speed between 67% and
100% of nominal full speed
Page 16
Value
12 to + 40
- 30 to + 70
+ 50 to + 70
90
2000
II
2
nRV10i
10
1800
Units
°C
°C
°C
% RH
m
-
-
nRV14i Units
mm
degrees
rpm
% rpm