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| Table of Contents |
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1 | SAFETY FIRST! | 1 | |
| 1.1. | WARNING SYMBOLS | 1 |
| 1.2. | GENERAL PRECAUTIONS: | 1 |
2 | INTRODUCTION | 2 | |
| 2.1. | GENERAL INFORMATION | 2 |
| 2.2. | HOW TO USE THIS MANUAL | 4 |
3 | INSTALLATION | 5 | |
| 3.1. | UNPACKING EQUIPMENT | 5 |
| 3.2. | MECHANICAL INSTALLATION | 5 |
| Room / Location | 5 | |
| Mounting | 5 | |
| Ventilation | 6 | |
| 3.3. | AC POWER CONNECTIONS | 6 |
| 3.4. | BATTERY CONNECTIONS | 7 |
| Planning the Battery installation | 7 | |
| Connecting the Cables | 7 | |
| Battery Temperature Probe Installation | 8 | |
| 3.5. | DC SYSTEM GROUNDING | 9 |
| 3.6. | DC POWER OUTPUT | 10 |
| DC Circuit Breakers | 10 | |
| 12 | ||
| Load Cable Size Considerations | 12 | |
| Circuit Breaker Connections (1 to 50 Amps) | 13 | |
| Circuit Breaker Connections | 13 | |
| GMT Fuse Option | 14 | |
| 3.7. | MONITORING AND RELAY OUTPUT CONNECTIONS | 14 |
| Front Panel DB9 Connection | 14 | |
| “Smart” Cable DB9 Connection | 14 | |
| RJ45 Ethernet Connector | 15 | |
| Relay Output Connections | 15 | |
| 3.8. | EXTERNAL ALARM INPUT CONNECTIONS | 16 |
| 3.9. | RECTIFIER MODULE INSTALLATION | 17 |
| 3.10. | INITIAL | 17 |
| 3.11. | SYSTEM PARAMETERS VERIFICATION/ADJUSTMENT | 18 |
| 3.12. | FULL SYSTEM POWER UP | 19 |
4 | OPERATION | 20 | |
| 4.1. | TECHNICAL DESCRIPTION | 20 |
| 4.2. | RECTIFIER MANAGEMENT | 20 |
| AC Input Power | 20 | |
| DC Output Power | 20 | |
MX28B400 +24 VDC User’s Manual | Page ii | ||