1 Basic Operation (continued)
1.8Block and Wiring Diagrams (continued)
1.8.1KX Models
Input:
Output:
The SU20KX (Figure 1.8.1a) has a model rating of 20kVA UPS and contains one power module and 40 internal batteries (which can be increased to 80, if necessary). (See Figure 1.8.1b for wiring.)
Q3
Manual Bypass
Circuit Breaker
Manual Input
|
| Bypass Input |
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| Q2 |
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| Bypass Input |
| STS |
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| Circuit Breaker |
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| |
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MAIN |
| Main |
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INPUT | Q1 | 20kVA/3U POWER MODULE | Q4 | LOAD | |
| Main Input |
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| Output |
|
| Circuit Breaker |
|
| Circuit Breaker |
|
EXTERNAL |
| EMPTY |
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BATTERY |
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| 12V, 9AH, 10PCS | 12V, 9AH, 10PCS |
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| Q5 |
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| 12V, 9AH, 10PCS |
| 12V, 9AH, 10PCS |
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| EMPTY |
| EMPTY |
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| EMPTY |
| EMPTY |
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Fig 1.8.1a SU20KX Block Diagram
The SU40KX (Figure 1.8.1c) has a model rating of 40kVA UPS and contains two power modules and 80 internal batteries. (See Figure 1.8.1d for wiring.)
Q3
Manual Bypass
Circuit Breaker
Manual Input
|
| Bypass Input |
|
|
| Q2 |
|
|
|
| Bypass Input | STS |
|
|
| Circuit Breaker |
|
| |
|
|
|
| |
MAIN |
| Main |
|
|
INPUT | Q1 | 20kVA/3U POWER MODULE | Q4 | LOAD |
| Main Input |
| Output |
|
| Circuit Breaker |
| Circuit Breaker |
|
EXTERNAL |
| 20kVA/3U POWER MODULE |
BATTERY |
|
|
12V, 9AH, 10PCS 12V, 9AH, 10PCS Q5
12V, 9AH, 10PCS 12V, 9AH, 10PCS
12V, 9AH, 10PCS 12V, 9AH, 10PCS
12V, 9AH, 10PCS 12V, 9AH, 10PCS
Fig 1.8.1c SU40KX Block Diagram
34