RXT series
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Automatic Transfer Switch 100-400 Amps Model RXT Automatic Transfer Switch The Model RXT automatic transfer switch is designed for use only with Kohlerr generator sets equipped with RDC2 or DC2 generator set/transfer switch controls. The transfer switch operation is controlled by the RDC2/DC2 integrated generator set/transfer switch controller, which is mounted on the following Kohlerr generator set models: d 14RESA/RESAL d 20RESA/RESAL d 38RCL d 48RCL Standard Features D Allows utility voltage display on the RDC2/DC2 integrated generator set/transfer switch controller, available exclusively on Kohlerr residential and light commercial generator sets D Interface board for connection to the Model RDC2 or DC2 generator set/transfer switch controller (mounted on generator set models listed above) D UL listed d Models with load centers, UL 67 listed, file # E251086 d Models without load centers, UL 1008 listed, file # E58962 D CSA certification is available, file # LR58301 (not applicable to service entrance or load center models) D Corrosion-resistant NEMA 3R aluminum enclosure: d Padlockable d Approved for indoor or outdoor installation d ANSI 49 gray D NEMA 1 enclosure available on 100 amp load center models D Contactor electrically and mechanically interlocked D Double throw inherently interlocked design Covers have been removed for illustration. D Contactor manually operable for maintenance purposes D Silver alloy main contacts D Transfer switches are 100% equipment rated and can be applied at the rated current without derating (non-service entrance models) D 100, 200, and 400 amp standard and service entrance models are available; see page 6 for available models D 100 amp standard single-phase models are available with or without 16-space load center. Up to 8 tandem breakers can be used for a total of 24 circuits. D Service entrance models include disconnect circuit breaker on the utility (normal) source side (80% rated) D Five-year limited warranty G11-121 (Model RXT Automatic Transfer Switch) 6/13d

Optional Accessories The following optional accessories are available: The ATS meets or exceeds the requirements of the following specifications: - Status indicator kit D LED indicators for source availability and contactor position D Mounts on the outside of the RXT enclosure D Dimensions: 92 mm x 42 mm (3.62 in. x 1.65 in.) D View transfer switch status without removing enclosure cover D An overhang on the enclosure protects the indicator panel and ribbon cable opening D See specification sheet G11--123 - Load shed kit D Automatically sheds non-critical loads when essential appliances are...

Withstand and Close-On Ratings (WCR) Service Entrance Transfer Switch Ratings The service entrance transfer switch is factory-equipped with a normal source disconnect circuit breaker. Suitable for control of motors, electric discharge lamps, tungsten filament lamps and electric heating equipment where the sum of motor full-load ampere ratings and the ampere ratings of other loads do not exceed the ampere rating of the switch and the tungsten load does not exceed 30 percent of switch rating. Switch Rating, Amps * Continuous load current not to exceed 80% of switch rating. Contactor Ratings...

WCR Ratings with Specific Manufacturer’s Molded-Case Circuit Breakers Switch Rating, Amps Number of Poles/ Phases Maximum Size, Amps LD, LXD, HLD, HLXD, HHLD, HHLXD, CLD, NLGA, HLGA, LLGA, SLD, SHLD, SCLD LMD, LMXD, HLMD, HLMXD, MD, MXD, HMD, HMXD, CMD, NMG, HMG, LMG, SMD, SHMD, SCMD Merlin Gerin Cutler-Hammer Square D 1 phase 400 If any of the following breakers is selected for application, the continuous load current must not exceed 80 percent of the switch rating: Cutler-Hammer Merlin Gerin G11-121 (Model RXT Automatic Transfer Switch) 6/13d

WCR Ratings with Specific Manufacturer’s Molded-Case Circuit Breakers Switch Rating, Amps Number of Poles/ Phases Maximum Size, Amps Merlin Gerin With load center (NEMA 1) With load center (NEMA 3R) Three phase Service Entrance Single phase Three phase Service Entrance Single phase Service Entrance * Depth does not include the padlock hasp on the front of the enclosure. [ Shipping weights are approximate and include packaging. G11-121 (Model RXT Automatic Transfer Switch) 6/13d

KOHLER CO., Kohler, Wisconsin 53044 USA Phone 920-457-4441, Fax 920-459-1646 For the nearest sales and service outlet in the US and Canada, phone 1-800-544-2444 KOHLERPower.com Kohler Power Systems Asia Pacific Headquarters 7 Jurong Pier Road Singapore 619159 Phone (65) 6264-6422, Fax (65) 6264-6455 Model Designation Model Current Rating Record the transfer switch model designation in the boxes. The transfer switch model designation defines ratings and characteristics as explained below. Sample Model Designation: Model RXT: Kohler Automatic Transfer Switch Enclosure A: NEMA 1 * C: NEMA 3R...