Vertiv Liebert CW User Manual

Vertiv Liebert CW

76 pages

To Next Page

To Next Page

Page #1 background image

Loading...

Page #1 background image

Liebert®

CW™ ThermalManagementSystem

Installer/User Guide

305kW, 375kW, 415kW Capacity, 50/60Hz

Table of Contents

Questions and Answers:

A
andrea52Aug 3, 2025
What to do if there is a risk of electric shock with Vertiv Liebert CW Control Unit?
- D
  Dylan SandovalAug 3, 2025
  To avoid electric shock with the Vertiv Control Unit, take the following precautions: First, open all local and remote electric power supply disconnect switches, and use a voltmeter to confirm that the power is off before working within the fan-motor electric-connection enclosures. Then, wait 10 minutes after verifying that the power is off before working within the electric control/connection enclosures. Finally, ensure that only fully trained and qualified HVAC technicians perform maintenance on the fans.
J
John RogersAug 7, 2025
What to do if there is a risk of contact with high-speed rotating fan blades in Vertiv Liebert CW?
- L
  lindsaysmithAug 7, 2025
  If there is a risk of contact with high-speed rotating fan blades, take these steps: open all local and remote electric power-supply disconnect switches and verify with a voltmeter that power is off. Also, make sure that all fan blades have stopped rotating before working in the unit cabinet or on the fan assembly. Never operate the unit with any or all cabinet panels removed.
M
Michelle MitchellAug 13, 2025
What to do if there is a risk of improper power-supply connection in Vertiv Control Unit?
- R
  Richard WatkinsAug 13, 2025
  To avoid an improper power-supply connection with the Vertiv Control Unit: Ensure that power sources are correctly adjusted to the nameplate voltage and frequency of all equipment to be connected. Power-source voltages should be stabilized and regulated to within ±10% of the load nameplate nominal voltage. Make sure that no three-phase sources are single-phased at any time.
M
Mark NguyenAug 17, 2025
What to do if there is a risk of contact with hot surfaces on Vertiv Liebert CW?
- D
  Derek NealAug 18, 2025
  If there is a risk of contact with hot surfaces on the Vertiv Control Unit, allow sufficient time for the surfaces to cool to a touch-safe temperature before working within the unit cabinet. Also, use extreme caution and wear appropriate, OSHA-approved PPE when working on or near hot components.

Vertiv Liebert CW Specifications

General

Frequency	50/60 Hz
Communication Protocol	Modbus, BACnet
Humidity Range	20-80% RH (non-condensing)
Dimensions	Varies by model
Weight	Varies by model

Related product manuals

Vertiv Liebert iCOM

Preview: Vertiv Liebert SmartAisle2

Vertiv Liebert SmartAisle2

Vertiv Liebert CW 114

Vertiv Liebert CW 084

Vertiv Liebert CW 041

Vertiv Liebert CW Series

Preview: Vertiv Liebert CRV+ CW Series

Vertiv Liebert CRV+ CW Series

Preview: Vertiv Netsure

Preview: Vertiv NetSure Series

Vertiv NetSure Series

Preview: Vertiv eSure R48-3500e3

Vertiv eSure R48-3500e3