Wall Mount 40-600A 2 or 3 Pole Floor Standing 600A 4 Pole & 800-1200A 2, 3, or 4 Pole
Two-Position Contactors
Two-position contactors 40-400A
Three-Position Contactors
Three-position contactors 40-1200A
System Voltage Application
Up to 600 Vac, 50/60 Hz
Applicable Testing
UL 1008 listed, CSA C22.2 No. 178 certified, IBC 2006, CBC 2007 and OSHPD
Product Features
ATC-100, ATC-300+ or ATC-800 microprocessor-based controller
Voltage and frequency sensing
High withstand and closing ratings
Multiple field programmable set points
Status Display including switch position indication
Source availability indication
Source 1 and 2 auxiliary contacts
True RMS voltage and frequency sensing
Programmable plant exerciser
System test pushbutton
Mimic diagram
Double-throw, mechanically interlocked transfer mechanism
Switch position indication
Status display
Double-throw UL 1008 3-position contactors
Contact Composition
Caterpillar utilizes silver composition contacts designed to meet the stringent requirements of UL 1008. All contactors are designed so that the contacts can be visually inspected without major disassembly and are protected by arcing contacts.
Controls And Wiring
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.
Enclosure
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.