Eaton 9155 User Manual
Also see for Powerware Series: Installation and operation manualUser guideUser guideUser guideInstallation and operation manual
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Eaton 9155 UPS (8–15 kVA) User's Guide 164201553 Rev G (www.eaton.com/powerquality) 13Chapter 4 UPS Only InstallationThe Eaton 9155 has the following power connections: 2‐phase (L1 and L2), neutral, and ground connection for rectifier/bypass input 2‐phase (L1 and L2), neutral, and ground connection for load outputThe nominal input/output voltages are: 100/200, 110/220, or 120/240 Vac with 180° phase displacement 120/208 or 127/220 Vac with 120° phase displacementOutput overcurrent protection and disconnect switch must be provided by others.Figure 8 on page 16 shows a oneline diagram of the UPS.W A R N I N GOnly qualified service personnel (such as a licensed electrician) should perform the UPS installation andinitial startup. Risk of electrical shock.To hardwire the UPS:1. Verify that the electrical connections to the installation site have been properlyinstalled.2. A wall-mounted, user‐supplied, readily‐accessible disconnection device must beincorporated in the input wiring.Compare the circuit breaker ratings and wire sizes to the specifications in Table 1on page 15.NOTE To accommodate the feature of easy system expandability, it is recommended that initial installationof the Eaton 9155 UPS contain wiring to support the maximum capacity of the UPS cabinet.3. Switch off utility power to the distribution point where the UPS will beconnected. Be absolutely sure there is no power.4. Determine your equipment's grounding requirements according to your localelectrical code.5. Verify that the UPS battery circuit breaker is in the OFF position (see Figure 6). |
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