Operation
Table 13. User Settings (continued)Description | Available Settings | Default Setting |
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Automatic Battery Tests | Enabled/Disabled | Enabled |
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| Enabled automatically runs the |
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| battery test once a month. |
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Number of Battery Strings | 0 through 22 | 2 strings for |
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| (see “Configuring the UPS for | 4 strings for |
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| EBMs” on page 75) |
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Battery Capacity | 1 through 65535 watts per cell | 34 W/cell |
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Battery Low Alarm Level | 1.750 through 1.950 volts per cell | 1.880 V/cell |
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Set Nominal Output Voltage | 120V/240V | 120V/208V |
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| 120V/208V |
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| 110V/220V |
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| 100V/200V |
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| 127V/220V |
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Bypass Voltage High Limit | +1 through +20% (1% increments) | 120V +10% |
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Bypass Voltage Low Limit | 120V |
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Nominal Output Frequency | 50 Hz or 60 Hz | 60 Hz |
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Synchronization | Enabled/Disabled | Enabled |
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Synchronization Window | ±0.5 through ±3.0 Hz | ±2.0 Hz |
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| (0.1 Hz increments) |
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Unsynchronized Transfer to Bypass | Allowed/Not Allowed | Not Allowed |
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Usage of Bypass | Enabled/Disabled | Enabled |
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Transfer to Bypass When Overload | After a delay/Immediately | After a delay |
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Automatic Start Delay | 0s |
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Automatic On Battery Shutdown |
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Delay |
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Control Commands from | Allowed/Disabled | Allowed |
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Control Commands from | Allowed/Disabled | Allowed |
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0 through 65 seconds | 5s |
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Delay |
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Input signal delayed shutdown | 1 through 65535 seconds | 120s |
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delay |
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Powerware® 9155 UPS | 69 | ||