
3 - 8
Ultron DPM series
3.1.6 On-Line Mode_ Single Input_ Parallel Units
In On-Line mode (parallel), the total loads will be equally shared by parallel UPSs. If one
of the parallel units fails and its load is less than the total capacity of the remaining parallel
units, the failing UPS’s output will be switched off and its load will be equally shared by
the remaining parallel units. If the failing UPS’s load is larger than the total capacity of the
UHPDLQLQJSDUDOOHOXQLWVDOO836V¶LQYHUWHUVZLOOWXUQRႇDQGWKHWRWDOORDGVZLOOEHVXSSOLHG
by bypass power. During On-Line mode (parallel), each UPS’s tri-color LED illuminates
green and each UPS’s LCD shows the text '
AC
' in the lower right corner. Please refer to
Figure 3-8
for the path of electrical power through the parallel UPSs in On-Line mode.
MAIN
Power Module 1
Power Module 2
Power Module...
Q1
Inverter
Converter
Rectifier
Static Switch
Static Switch
Q5
(OFF)
(ON)
Q3
Q4
MAIN
Power Module 1
Power Module 2
Power Module...
Q1
Inverter
Converter
Rectifier
Static Switch
Static Switch
Q5
(OFF)
(ON)
Q3
Q4
UPS 1
UPS 2
LOAD
(Figure 3-8: On-Line Mode Diagram_ Single Input Parallel Units)
Содержание Ultron DPM Series
Страница 12: ...1 6 Ultron DPM series 1 5 Standard Compliance UPS Capacity 1000kW 1250kW UL 1778...
Страница 38: ......
Страница 66: ......
Страница 232: ......
Страница 233: ...8 1 8 Optional Accessories 8 Optional Accessories...
Страница 235: ...9 1 9 Maintenance Maintenance 9...
Страница 243: ...10 Troubleshooting 10 1 Troubleshooting 10...
Страница 256: ......
Страница 257: ...A1 1 Appendix 1 7HFKQLFDO 6SHFL FDWLRQV Technical 6SHFL FDWLRQV A1...
Страница 260: ......
Страница 261: ...A2 1 Appendix 2 Warranty Warranty A2...
Страница 264: ......