Eaton s safety switches continue to be a preferred choice among electrical contractors and end users.
Non fused disconnect switch aic rating.
Non fusible switches are generally rated for 100 continuous duty.
Fused disconnect switches fuses and circuit breakers and related control devices such as pushbutton stations selector switches timers switches and control relays with associated wiring terminal blocks pilot lights and similar components.
Jraef electrical 18 nov 13 21 51.
The disconnect is a non fuse puller type and is ul listed with an enclosed pull out switch.
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Interrupting rating the highest current at rated voltage that a device is intended to interrupt under.
Assume there is not an interlock micro switch back to the contactor to make sure that the contactor is dropped out when the switch is open there is a slim chance the hp rated switch can be closed into a fault if the contactor is picked up.
An appliance requiring a 30 amp double circuit breaker will need a disconnect rated to its horsepower and will accept two 30 amp fuses.
The disconnect switch must also have the correct fuse size.
Select a disconnect switch with the same or greater horsepower rating as the appliance.
The 60 amp 240 volt non fuse metallic ac disconnect the 60 amp 240 volt non fuse metallic ac disconnect is designed to stop the power going to an air conditioning unit to allow for safe working conditions.
All switches and breakers are rated or i should say tested for carrying 100 of their stated capacity.
So a 100a switch can carry 100a a 200a switch can carry 200a etc.
Notice i say withstand ratings and not aic ratings for the switch and downstream equipment.
A fused disconnect will also help with certain downstream withstand ratings such as for some transfer switches etc.
Bulk packed 3 pole 600v switches ul general purpose amp rating iec ac21 amp rating bulk pack quantity catalog number list price ul508 16 25 40 60 80 16 25 40 63 80 50 50 50 50 50 ot16f3 b ot25f3 b ot40f3 b ot63f3 b ot80f3 b consult factory.
Continuous rating on fused disconnect.
Non fused hp rated disconnect switches at motors are mostly rated 10 000 amps at 480 volts.