Cummins RA400SE Transfer Switch
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- Cummins RA412S3 400-Amp Service Rated Automatic Transfer Switch.
- 2-Pole Switch for 120/240V Single Phase Cummins Generators.
- Break-Before-Make Isolates Generator Power from Utility Power
- Mechanical Interlock Prevents Simultaneous Closing of Emergency and Normal Contacts
- Electrical Interlock Control Wiring Prevents Simultaneous Connection to Emergency and Normal Power Sources.
- Aluminum Enclosure NEMA Type 3R Rated for Indoor/Outdoor Installation
- Long-life high-pressure silver-alloy contacts resist burning and pitting.
- Mechanically held contacts in normal and emergency positions for quiet operation