3.6. Load Protection Installation
Circuit Breaker Installation
Standard circuit breaker output boards are available with two 30 Amp breakers or one 60 Amp breaker. Output boards are installed at the factory and are not field replaceable units. Contact APC if the output configuration is not suitable for your needs. Other breaker sizes are not available.
GMT Fuse Installation
Fuse holders that accommodate GMT fuses are located on the front panel on the left side of the unit. Insert the fuse in the holder; observing the tripped indicator is correctly oriented. Use the chart shown in Figure
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| AMBIENT TEMPERATURE | ||
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| 20° C | 50° C | 60° C |
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| FUSE SIZE | 7.5 Amp | 5 Amp | 4.5 Amp | 4 Amp |
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| 10 Amp | 7 Amp | 6 Amp | 5 Amp | |
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| 15 Amp | 10 Amp | 9 Amp | 8 Amp |
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Figure 3.6-1 GMT Fuse Temperature De-rating Chart
GMT Fuses
FUSE RATING | PART NUMBER |
| FUSE RATING | PART NUMBER |
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¼ Amp |
| 3 Amp | ||
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½ Amp |
| 5 Amp | ||
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3/4 Amp |
| 7½ Amp | ||
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1 Amp |
| 10 Amp | ||
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1¼ Amp |
| 15 Amp | ||
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1½ Amp |
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Figure 3.6-2 GMT fuses available from APC
MX06 Power Plant User’s Manual | Page 11 |