Specification

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© 2011, 2012 by Kohler Co. All rights reserved.
KOHLER CO., Kohler, Wisconsin 53044 USA
Phone [phone], Fax [phone]
For the nearest sales and service outlet in the
US and Canada, phone [phone]
KohlerPower.com
Kohler Power Systems
Asia Pacific Headquarters
7 Jurong Pier Road
Singapore 619159
Phone [phone], Fax [phone]
Availability is subject to change without notice. Kohler Co. reserves the
right to change the design or specifications without notice and without
any obligation or liability whatsoever. Contact your local Kohlerr
generator distributor for availability.
Model
RXT: Kohler Automatic Transfer Switch
Controls
J: Interface for RDC2/DC2 Controller
Voltage/Frequency
C: 208 Volts/60 Hz (3-phase only)
F: 240 Volts/60 Hz
M: 480 Volts/60 Hz (3-phase only)
Number of Poles/Wires
N: 2-pole, 3-wire, solid neutral (120/240 V only)
T: 3-pole, 4-wire, solid neutral
V: 4-pole, 4-wire, switched neutral
Model Controls Voltage Poles Enclosure Current Rating Connections
Record the transfer switch model designation in the boxes. The transfer switch model designation defines ratings and
characteristics as explained below.
Sample Model Designation: RXT-JFNC-0200A
Enclosure
A: NEMA 1 *
C: NEMA 3R
* NEMA 1 enclosure is available on 100 amp load center models only.
Current Rating
0100: 100 amps
0200: 200 amps
0400: 400 amps
Connections
A: No load center
B: With load center (100 amp single-phase only)
ASE: Service entrance rated
G11-121 (Model RXT Automatic Transfer Switch) 10/12b Page 6
Model Designation
Available Models
All Model RXT transfer switches are standard-transition 60 Hz automatic transfer switches. Letters in parentheses refer to the
model designation code described above.
Am
p
s
Description
(
Connections
)
Voltages
Poles Phases
WCR *
RMS S
y
mmetrical
A
m
p
s
208 (C) 240 (F) 480 (M)
100
Standard (A)
D
2(N) 1 10,000
Standard, with load center (B) [ D
2(N) 1 10,000
Service entrance (ASE)
D
2(N) 1 22,000
Standard, 3-phase
D D D
3(T)or4(V) 3 30,000
200
Standard (A)
D
2(N) 1 10,000
Service entrance (ASE)
D
2(N) 1 22,000
Standard, 3-phase (A)
D D D
3(T)or4(V) 3 30,000
400
Standard (A)
D
2(N) 1 50,000
Service entrance (ASE)
D
2(N) 1 35,000
Standard, 3-phase (A)
D D D
3(T)or4(V) 3 50,000
* Withstand and close-on rating. See pages 3-5 for WCR information and specific breaker ratings.
[ With 16-space load center and NEMA 1 or NEMA 3R enclosure. Up to 8 tandem breakers can be used, for a maximum of 24 circuits.