2.7 Internal Mechanisms
2.7.1 Breakers
There are four breakers: Main Breaker, Maintenance Breaker, Output Breaker and Battery Breaker.
Figure 2-11 breakers (front view)
2.7.2 Wiring Terminal Blocks
Open the UPS’s
front door and remove the top cover, and you will see the wiring terminal blocks.
For UPS cabinet wiring, please refer to Figure 2-13.
No.
Item
Function
Description
Output Block
Connects the loads
Includes R, S, T
Bypass Input Block
Connects bypass AC source Includes R, S, T
Main Input Block
Connects main AC source
Includes R, S, T
For UPS Grounding
For UPS grounding
Includes one grounding terminal.
Battery Input Block
Connects an external battery
cabinet
Includes
Positive (+), Negative (-) and
Neutral (N) terminals.
Summary of Contents for X90-2S
Page 12: ...2 6 1 Mechanical Data Dimensions Width Depth Height 600mm 1065m 2010mm Figure 2 8 Dimensions...
Page 15: ...Figure 2 13 Terminal Blocks...
Page 17: ...Off There is neither a fault nor an alarm...
Page 22: ......
Page 37: ......
Page 39: ...Step 7 Switch ON the output breaker Q3 AC startup procedure is complete...
Page 42: ......
Page 53: ...Figure 4 6 Control screen page...
Page 55: ...Figure 4 9 System Measurement Screens...
Page 56: ...Figure 4 10 Module Measurement Screens...
Page 88: ......