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Applicable Models
D Kohlerr Model RDT Automatic T ransfer Switch equipped with the load shed kit
D Kohlerr Model RXT single-phase Automatic T ransfer Switch equipped with the load shed kit or combined
interface/ load management board
The automatic transfer switch must be connected to a Kohlerr single-phase generator set equipped with the RDC2 or
DC2 controller.
Description
The Power Relay Module contains one 50 amp power relay mounted in a NEMA 3R housing. Use up to four power relay
modules with the load shed kit or the Model RXT automatic transfer switch with combined interface/load management
board.
D UL/cUL listed
D The module enclosure is rated NEMA 3R for installation indoors or outdoors.
D The module enclosure includes mounting holes for installation and recommended locations for conduit connections.
D Modules mount on a wall or other sturdy vertical surface.
D Normally closed relays are energized only when the load is shed, minimizing wear on the relays and ensuring that all
loads are connected when primary power is available.
D Relays include factory-installed connecting lugs.
Kohler Model RDT or
RXT transfer switch
with load shed kit
or
Model RXT transfer
switch with combined
interface/ load
management board
Residential/Light Commercial Generator Accessories
Power Relay Module
Kohler single-phase
generator set
equipped with RDC2
or DC2 controller
Power relay
module #1
Non-critical
load, can add
or shed
Connect up to 4 power relay modules in a load
management system.
Non-critical
load, can add
or shed
Power relay
module #2
Power relay
module #3
Non-critical
load, can add
or shed
Non-critical
load, can add
or shed
Power relay
module #4
Cover removed to show 50 amp relay, provided
G6-143 6/15
2015 by Kohler Co. All ri ghts reserved.
DISTRIBUTED BY:
G6-143 6/15
Weights and Dimensions
Weight: 1.4kg (3lbs.)
Dimensions:
Height (H) 172 mm (6.8 in.)
Width (W) 233 mm (9.2 in.)
Depth (D) 92 mm (3.6 in.)
See TT-1646, Installation Instructions, for detailed dimensions.
Relay Specifications
Rating 50 A @ 240 VAC
Operating
Temperature
--20 to 55_C
(--4 to 131_F)
Storage Temperature
--40 to 85_C
(--40to185_F)
Type DPST -- NC
Coil voltage 120 VAC
Coil connection
#6--32 screw
12--18 AWG (ring terminals included)
Connecting Lug Wire
Size (qty. 4)
#4--14 AWG
(Copper only)
SUGGESTED
CONDUIT
LOCATIONS
Kohler Power Systems
Asia Pacific Headquarters
7 Jurong Pier Road
Singapore 619159
Phone (65) 6264-6422, Fax (65) 6264-6455
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
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 .
233 (9.2)
172 (6.8)
190 (7.5)
MOUNTING HOLES
105 (4.1)
MOUNTING HOLES
DRAIN HOLES
92 (3.6)
SUGGESTED
CONDUIT LOCATIONS
DIMENSIONS ARE SHOWN IN MM (IN.)
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