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Description of UPS parts, referred to in Figure 4 to Figure 6:
1.
LCD Touch Panel Monitor Display
The Liquid Crystal Display (LCD) touch panel monitor display indicates power flow, measured
values and fault and error messages via user selectable display screens.
Refer to Figure 7 for details.
2.
Maintenance Bypass Switch
This switch activates the bypass power supply for emergency reasons if the UPS is turned off.
3.
AC input, AC output, DC input terminal
Refer to Figure 39 for details
4.
Grounding Bar (E)
5.
"RESET" switch (FOR SERVICE PERSONNEL ONLY)
This switch resets errors resulting from alarm conditions.
6.
"IL" switch (FOR SERVICE PERSONNEL ONLY)
This switch inhibits the startup of the UPS.
7.
"MAINTENANCE" switch (FOR SERVICE PERSONNEL ONLY)
This switch sets the UPS menu parameters.
"LOAD ON BYPASS" switch (FOR SERVICE PERSONNEL ONLY)
8.
This switch is used to transfer the UPS from inverter to static bypass for maintenance purposes.
Do not operate it under normal conditions. Transfers will be locked-out if the bypass voltage is
more than 10% of nominal. Uninterrupted switching is made at the time of synchronous
operation. Switching is impossible at the time of asynchronous operation.
"LOAD ON INVERTER" switch (FOR SERVICE PERSONNEL ONLY)
9.
This switch is used to transfer the UPS from static bypass to inverter for maintenance purposes.
10. External communication RS232C connector (Figure 6)
11. External contact signal terminal block (Figure 6)
This terminal block is used to connect contact signal input/output lines to and from external dry
contacts. Refer to Figure 27 and Figure 28 for details.
1100B SERIES UPS
OWNERS / TECHNICAL MANUAL
MITSUBISHI ELECTRIC 1100B SERIES UPS
Page Number:
1-16
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