Operating Limits - Liebert CR020 User Manual

2 Chapter 1 Preliminary Operations
Model
CR020
CR035
CR040
Note: The center of gravity on the Liebert.CRV varies with the options and the model's size
Moving by a forklift and unit weight
The schematic diagram of moving the unit by a forklift is shown in Figure 1-1. The unit weight is given in Table 1-2.
Model
CR020
CR035
CR040
Note: Weights of full version units without packaging

1.3 Operating Limits

The units are designed to operate within working ranges (see Table 1-3 ~ Table 1-7). These limits are referred to new
machines or to those that have been correctly installed and serviced.
The warranty clauses are no longer valid for any possible damage or malfunction that may occur during or due to
operation outside the application values.
For all units
Room air
conditions
Storage
conditions
Power supply
tolerances
Distance from corner (unit: m)
X (±0.05m) Y (±0.05m)
0.52
0.50
0.54
Figure 1-1 Moving the unit by a forklift
Table 1-2 Unit weight (unit: kg)
Power supply
380V ~ 415V/3-phase/50Hz
380V ~ 415V /3-phase/50Hz
380V ~ 415V /3-phase/50Hz
Table 1-3 Operating limits for all units
Item
Temperature
Humidity ratio
Relative humidity
Temperature
Voltage
Frequency
Liebert.CRV Series Air Conditioner User Manual
Table 1-1 Center of gravity
Z (±0.05m)
0.30 0.71
0.30 0.80
0.30 0.80
Air-cooled
335
365
-
From
18°C
5.5g/kg
20%
-20°C
z
y
Weight (±5%)
Water/Glycol-cooled Chilled water
350
385
-
To
40°C
11g/kg
60%
50°C
±10%
±2Hz
x
-
-
330