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POWERING TECHNOLOGY
Manual No. MS0027-MAN rev. 4
guardian_access_3u_ms27-man-rev4-0817.indd
3.2.5 Breakers
Maximum 45°C operating ambient:
1. UP to 32A CB maximum load must not exceed 80% of it’s rating.
2. 40A CB maximum load shall not exceed 30A.
3. 50-63A CB maximum load shall not exceed 35A.
Maximum 55°C operating ambient:
1. Up to 20A CB maximum load must not exceed 80% of it’s rating
2. 25A to 63A CB maximum load must not exceed 60% of it’s rating.
Maximum 65°C operating ambient:
1. Up to 20A CB maximum load must not exceed 80% of it’s rating
2. 25A to 63A CB maximum load must not exceed 50% of it’s rating.
CAUTION Breakers should always be replaced with the same type and rating in order to
avoid damage to system components.
3.2.6 Hot Surfaces
CAUTION Areas of the Power System may become hot. Take precautions and handle
with care to avoid bodily harm.
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