Vertiv | Liebert® CRV4 | User Manual 7
Installation
2.2. Installation Space Requirements
The Liebert® CRV4 unit is a set of full-featured air-cooled direct expansion type row-cooling unit. It is
recommended to install the unit with a row of high heat density server cabinets in an alternative manner, to form
a hot aisle and cold aisle conguration.
2.2.1. Maintenance Space Requirements for Liebert CRV4
In normal condition, a provision space of 600 mm in the front and rear sides should be reserved for maintenance
activities. Refer Figure 2-1 for better understanding and Table 2-1 describes the requirements for minimum
maintenance space as per the models
Figure 2-1 Space Clearance for Maintenance (unit: mm)
Table 2-1 Minimum Clearance Space for Maintenance
Location
CR025 CR035
CR045
mm inch mm inch
mm inch
Front 600 23.6” 600 23.6”
600 23.6”
Rear 600 23.6” 600 23.6”
600 23.6”
The space is used for regular maintenance, such as replacing lter, fan, electrode humidier and so on. In case
of special application Contact Vertiv representative.