Vertiv | Liebert® CRV4 | User Manual 8
Installation
2.3. Environmental Requirements
2.3.1. Operating Environment
The operating environment requirements for Liebert® CRV4 are given in Table 2-2.
Table 2-2 Operating Environment Requirements
Item Requirement
Ambient temperature
Indoor
18 °C to 40 °C, 20% to 60% RH
Outdoor
-20 °C to +45 °C, if a low temperature kit is congured, the
lowest outdoor operation temperature is -34 °C.
Protection level
(outdoor unit)
IP20
Altitude <1000 m, Derating is required when located altitude is above 1000 m.
Operation voltage
range
380 V to 415 V±10%, 3 Ph+N ~50Hz / 60Hz
2.3.2. Storage Environment
The storage environment requirements for Liebert CRV4 are given in Table 2-3.
Table 2-3 Storage Environment Requirements
Item Requirement
Storage
environment
Indoor, clean, no dust
Ambient
humidity
< 95% RH
Ambient
temperature
-40 °C to +70 °C
Storage time
Total transportation and storage time should not exceed six months, otherwise
the performance of the system needs to be re-calibrated.
Please contact Vertiv representative when operating in the following conditions
• The voltage of the air conditioning unit is beyond the range of the operating voltage.
• The altitude is higher than 1000 m.
• If the application condition is other than Table 2-2.