Kohler 14/20RESAL Installation Manual - Page 23

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1.8.5

Transfer Switch Connection

Connect the ATS or remote start/stop switch. Connect

the load leads from the generator set to the Emergency

source lugs on the ATS.

communication leads through separate conduit. All

connections must comply with applicable state and local

codes.

Note: Do not use the Kohlerr Model RRT transfer

switch with the 14/20RESA or 14/20RESAL

generator set.

Communication connections for a Kohlerr

Model RXT transfer switch:

See Figure 1-19.

Use Belden #9402 or equivalent

20 AWG shielded, twisted-pair cable to connect P10-1

Generator Set

Generator Set Terminal Block TB1.

See Figure 1-6 for location. Check the

decal on the generator set for terminal block

connections.

Note: Generator set terminal block (TB1) connections 3 and 4 are NOT USED with the Model RXT ATS.

1. Communication cable Belden #9402 or equivalent 20 AWG shielded, twisted-pair cable

Figure 1-19 Model RXT Transfer Switch Communication Connection to Generator Set Terminal Block

TP-6803 12/11

Route low-voltage

Connect one end of each cable shield to

GROUND at the generator set.

GND

RBUS

PWR

12 VDC

COM

TB1

through P10-4 on the transfer switch interface module to

the generator set terminal block TB1 connections A, B,

PWR, and COM.

See Section 1.8.6 for the maximum cable length.

Note: Connections 3 and 4 on the generator set are not

used with the Model RXT transfer switch.

Engine start connection for other transfer

switches or a remote start/stop switch:

Connect the engine start leads from the transfer switch

or remote start switch to terminals 3 and 4 on the

terminal block. See Figure 1-20. Route the engine start

leads through separate conduit from the AC power and

load leads.

PWR

COM

Leave one end of each cable shield disconnected.

If accessory modules (PIM or LCM) are connected,

see Section 1.8.6.

Interface Board on the

Model RXT Transfer Switch

RXT

Section 1 Installation