Tripp Lite S3M20K-20K4T Owner's Manual

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4. Operation

5. Click the Bypass Setup icon to modify the following values and select the conguration to be changed/saved. Click

the Back icon to return to the previous window, or click the Home Page icon to jump to the main page.

Bypass Volt Prot Lower Limit (%): When the dierence between the bypass voltage and the rated voltage exceeds

the lower threshold for the bypass voltage, the system determines that the bypass voltage is abnormal and that

bypass is unavailable. The value can be -10%, -20%, -30% or -40%. The default value is -40%.

Bypass Volt Prot Limit (%): When the dierence between the bypass voltage and the rated voltage exceeds the

upper threshold for the bypass voltage, the system determines that the bypass voltage is not normal and that bypass is

unavailable.

Notes:

• When the input voltage level is 120V, the value range is 10%, 15%, 20% and 25% (default).

• When the input voltage level is 127V, the value range is 10%, 15% and 20% (default).

Bypass Frequency Tracking Range: When the dierence between the bypass input frequency and the rated

frequency is greater than this value, the system determines that the bypass frequency is not normal and that bypass

is unavailable. The value range is 1%, 2%, 4%, 5% and 10% (default).

Figure 4-29: Bypass Setup

6. Click the Password icon to enter the user password setting interface. Input the old password and the new password

twice, as requested on the display, Then, click SaveCong to conrm the change. The password format is six

numbers. Click the Back icon to return to the previous window, or click the Home Page icon to jump to the main

page. Password Lock Time (min) can be set to a minimum of 1 minute and a maximum of 120 minutes.

Figure 4-30: Password Setup Interface

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Tripp Lite S3M20K-20K4T 3-Phase 208V UPS + Input Isolation Transformer Kit - 480V Delta to 208V Wye, 20kVA/kW, 3 Internal Strings