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Methods
Circuit breakers are typically secured in place by one of the
following methods:
• Through bolts
• Bolted to the bus
• Stab locked to the bus or some type of receptacle
connection
• Din rail mounted
Bolted Type Breakers
Figure 11.2 - 3P 50A 600V Bolt-on with lugs breaker by
SIEMENS
When a longer service life breaker is wanted, a bolted type is
typically used. These types have a metal tab (one for each phase)
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