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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 | 2 | |
3 | INSTALLATION | 5 | |
| 3.1. | UNPACKING EQUIPMENT | 5 |
| 3.2. | MECHANICAL INSTALLATION | 5 |
| Room / Location | 5 | |
| Mounting | 6 | |
| Power Bus Connections | 6 | |
| Circuit Breaker/LVD Ribbon Cable Connections | 8 | |
| Fuse Alarm Ribbon Cable Connections | 9 | |
| Ventilation | 9 | |
| 3.3. | AC POWER CONNECTIONS | 9 |
| 3.4. | BATTERY CONNECTIONS | 11 |
| Planning the Battery Installation | 11 | |
| Connecting the Battery Cables | 12 | |
| 3.5. | DC SYSTEM GROUNDING | 13 |
| 3.6. | DC POWER OUTPUT | 14 |
| DC | 14 | |
| DC | 17 | |
| Telecom Fuses | 18 | |
| 3.7. INSTALLATION OF CIRCUIT BREAKERS AND FUSES | 19 | |
| 19 | ||
| 20 | ||
| Telecom Fuse Installation | 21 | |
| GMT Fuse Installation | 21 | |
| 3.8. | LOAD CONNECTIONS | 22 |
| Cable Size Considerations | 22 | |
| Circuit Breaker Connections (1 to 50 Amps) | 22 | |
| Circuit Breaker Connections | 22 | |
| Return Connections | 22 | |
| GMT Fuse Connections | 23 | |
| 3.9. MONITORING AND RELAY OUTPUT CONNECTIONS | 23 | |
| Front Panel DB9 Connection | 23 | |
| “Smart” Cable DB9 Connection | 23 | |
| RJ45 Ethernet Connector | 24 | |
| Relay Output Connections | 24 | |
MX28B1200/2400 MX28B1200/4800 | Page ii | ||
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