Mitsubishi Electric M9950 Series Technical Manual page 75

MITSUBISHI
ELECTRIC
●Start-up Procedure（MMS with Individual Bypass Parallel Redundancy)
Device
Load
Maintenance
When external bypass breaker turned to "NO", the status of
Bypass power supply will be shown on the MAIN screen.
Due to the status of input breaker "52R" is "OFF", the message
Panel
"Warning"(UA801) will be detected. Please follow the next
indication for operation.
主菜单
旁路
输入
电池
输出
信息
警报器静音
启动/停止
MAIN
BYPASS
INPUT
BATTERY :
OUTPUT
MESSAGE
STOP ALM
START/STOP
Input Panel
主菜单
旁路
输入
电池
输出
启动/停止
MAIN
BYPASS
INPUT
BATTERY :
OUTPUT
START/STOP
After turning external input breaker (52R) "ON", the status
of "Alarm" will be deactivated.
M9950 SERIES UPS
OWNERS / TECHNICAL MANUAL
Touch Screen
测量 操作 日志
: 380V 50.0Hz
: 0V 0.0Hz
: 0V 0A
: 380V 50.0Hz 0A
52S
52R C C N V 52C
IN V
72B B A T T
10:00 08/08/08
STATUS
MEAS OP
: 380V 50.0Hz
: 0V 0.0Hz
0V 0A
: 380V 50.0Hz 0A
52S
52R C C N V 52C
IN V
72B B A T T
10:00 08/08/08
测量 操作 日志
: 380V 50.0Hz
: 380V 50.0Hz
: 0V 0A
: 380V 50.0Hz 0A
52S
52R C C N V 52C
IN V
72B B A T T
10:00 08/08/08
STATUS
MEAS OP
: 380V 50.0Hz
: 380V 50.0Hz
0V 0A
: 380V 50.0Hz 0A
52S
52R C C N V 52C
IN V
72B B A T T
10:00 08/08/08
MITSUBISHI ELECTRIC M9950 SERIES UPS
Page Number:
Flowchart of Start-up Operation
Confirm the loads had turned OFF
Confirm output breaker (52L) and maintenance
bypass breaker (52MB) is opened.
External Bypass Breaker (52RS)
Manual ON
External Input Breaker (52R)
Manual ON
Input Contactor (52RC)
Automatic ON
Converter
Automatic Start-up
Inverter
Automatic Start-up
3-32
Load Status
OUTAGE