Tripp Lite SV20KM1P1B Owners Manual for SmartOnline 208V SV-Series 3-Phase Mod - Page 19

Manual Maintenance Bypass

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8. Manual Maintenance Bypass The SmartOnline SV Series is equipped with both an automatic bypass and a Manual Maintenance Bypass, allowing the UPS system to be bypassed without removing power from the attached load. 8.1 Transfer to Bypass via STS Module Connector from UPS Mode Confirm Bypass Mode is enabled via the LCD prior to performing Maintenance Bypass. 1. Open the front door and locate the Maintenance Bypass Breaker (Q2). 2. Remove the two screws covering the protective plate over the Maintenance Bypass Breaker (Q2). 3. Confirm the UPS system is operating in bypass mode (LCD will show bypass path as below; bypass LED will illuminate and an alarm will sound). 208.0V 208.0V 208.0V 208.0V 208.0V 208.0V 208.0V 208.0V 208.0V Figure 8.1 Figure 8.2 4. Turn ON Maintenance Bypass Breaker (Q2). 5. Turn OFF Output Breaker (Q3). 6. Turn OFF Main Input Breaker (Q1). 7. Turn OFF Internal/External Battery Breakers. The UPS system is now on Maintenance Bypass. It is now safe to perform routine maintenance, inspection and repairs to the UPS. To return to normal operation, simply reverse the above steps: 1. Turn ON Internal/External Battery Breakers. 2. Turn ON Main Input Breaker (Q1). 3. Confirm the UPS is in Bypass Mode (LCD will show bypass path and bypass LED will illuminate). 4. Turn ON Output Breaker (Q3). 5. Turn OFF Maintenance Bypass Breaker (Q2) 6. Replace the protective plate over the maintenance bypass breaker unit using the two screws provided. 7. Press the Power button for 2 seconds until the beep to start the inverter is heard. 8.2 Transfer to Bypass via Control Panel 1. Via the Home Screen on the Control Panel, use the Down/Right key to access Menu - Control. 2. Scroll down to "Transfer to Bypass", select "YES" then press "Enter" key (also see Section 9.3.4 Control Screen). 3. The UPS will transfer to bypass mode; confirm LCD shows bypass path and bypass LED is illuminated. Note: The transfer to bypass Enable/Disable setting may only be changed when the inverter is turned OFF. The default setting is Enabled. 19

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19
8. Manual Maintenance Bypass
The SmartOnline SV Series is equipped with both an automatic bypass and a Manual Maintenance Bypass, allowing the UPS system to be
bypassed without removing power from the attached load.
8.1 Transfer to Bypass via STS Module Connector from UPS Mode
Confirm Bypass Mode is enabled via the LCD prior to performing Maintenance Bypass.
1. Open the front door and locate the Maintenance Bypass Breaker (Q2).
2. Remove the two screws covering the protective plate over the Maintenance Bypass Breaker (Q2).
3. Confirm the UPS system is operating in bypass mode (LCD will show bypass path as below; bypass
LED will illuminate and an alarm will sound).
208.0V
208.0V
208.0V
208.0V
208.0V
208.0V
208.0V
208.0V
208.0V
Figure 8.2
4. Turn ON Maintenance Bypass Breaker (Q2).
5. Turn OFF Output Breaker (Q3).
6. Turn OFF Main Input Breaker (Q1).
7. Turn OFF Internal/External Battery Breakers.
The UPS system is now on Maintenance Bypass. It is now safe to perform routine maintenance, inspection and repairs to the UPS.
To return to normal operation, simply reverse the above steps:
1. Turn ON Internal/External Battery Breakers.
2. Turn ON Main Input Breaker (Q1).
3. Confirm the UPS is in Bypass Mode (LCD will show bypass path and bypass LED will illuminate).
4. Turn ON Output Breaker (Q3).
5. Turn OFF Maintenance Bypass Breaker (Q2)
6. Replace the protective plate over the maintenance bypass breaker unit using the two screws provided.
7. Press the Power button
for 2 seconds until the beep to start the inverter is heard.
8.2 Transfer to Bypass via Control Panel
1. Via the Home Screen on the Control Panel, use the Down/Right key to access Menu – Control.
2. Scroll down to “Transfer to Bypass”, select “YES” then press “Enter” key (also see
Section 9.3.4 Control Screen
).
3. The UPS will transfer to bypass mode; confirm LCD shows bypass path and bypass LED is illuminated.
Note:
The transfer to bypass Enable/Disable setting may only be changed when the inverter is turned OFF. The default setting is Enabled.
Figure 8.1