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Cat® transfer switches are designed for a variety of standby power applications. They provide flexibility, reliability and value in a compact package. A Bypass Isolation Automatic Transfer Switch (ATS) provides fully functioning transfer in applications where emergency power to critical loads must be maintained at all times with no interruption. This type of design allows for inspection, maintenance or replacement of the power switching mechanisms with no interruption in electrical service. Contactor -based Bypass Isolation ATS are available from 100A to 1200A.
Request a QuoteRating Range100 to 1200A
Transfer TypeBypass Isolation
Switch TypeContactor Based
Control Power100-1200A 2-, 3-, 4-pole
System Voltage Application120 - 600 Vac, 50/60 Hz
WithstandUp to 65 kAIC withstand
Applicable TestingCSA C22.2 No. 178 certified
IBC 2006, CBC 2007 and OSHPD
Standard
All controls relays and industrial grade relays are totally encapsulated to minimize exposure to dust and dirt. Lugs are 90º rated and all control wire is #16 AWG, type XLPE with a 125º temperature rating.
Standard
Durable powder-coated steel NEMA 1, 3R or 12 enclosures with three door hinges to ensure proper support of the door and door mounted devices. The hinges have removable hinge pins to facilitate door removal for easy wall mounting or service and are supplied with pad-lockable latches.
Optional
Space heaters
2- or 4-position test switch
Multi-meter options available
Open, closed or delayed transition
Drawout capabilities on both ATS bypass portions and power switching devices completely interchangeable between ATS and bypass units
Load sequencing contacts
Dual drawout type is field configurable for top or bottom conduit entry
Field selectable, multi ratio, control voltage transformer 50/60 Hz
Seismic Zone 4 Qualified (BOCA, CBC, IBC, UBC and OSHPD)
Remote communications
Surge suppression
Selectable automatic or non-automatic operation
Optional
Time delay neutral
Pre-transfer signal with 1 N.O. and 1 N.C. contacts
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