Kohler 12RES Manuale di installazione - Pagina 23

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1.10 Accessories

Have accessories installed by a Kohler authorized

distributor/ dealer or a licensed electrician. Follow the

installation instructions provided with each kit.

separate conduit for AC and DC leads to reduce the

possibility of electrical interference. Verify that the leads

and conduit do not interfere with the operation of the

generator set or obstruct the service areas. Verify that

the electrical installation complies with the National

Electrical Code (NEC) and all applicable local codes.

See Section 2, Wiring Diagrams, for more information

regarding generator set electrical connections.

If there are no accessories, proceed to Section 1.11,

Prestart Installation Check.

1.10.1 Common Fault and Auxiliary Run

Relay Board

The optional relay board provides two additional relays

to control customer-provided equipment:

Common fault relay, energized on a fault.

Auxiliary run relay, energized when the generator set

is running.

See Figure 1-22 for the relay board location.

1. Relay board location (inside customer connection box)

Figure 1-22 Optional Relay Board Location

TP-6967 2/21

Connect customer equipment to terminal strip TB1 on

the relay board, following the markings on the board.

Connect to each relay's normally open or normally

closed contacts depending on the application. Use size

Use

14 AWG maximum wire for connections to TB1. See

Figure 1-23 and Figure 1-24.

1. Connect customer equipment to TB1, 14 AWG max.

Figure 1-23 Relay Board Connections

Terminal Label

COMMON FAULT NC

COMMON FAULT COM

COMMON FAULT NO

AUX RUN NC

AUX RUN COM

AUX RUN NO

ADV-7948

Note: Use maximum 14 AWG wire for TB1 connections.

Figure 1-24 Common Fault and Run Relay Board

Description

Common fault relay normally

closed contact.

Opens on a fault.

Common fault relay common

Common fault relay normally

open contact.

Closes on a fault.

Auxiliary run relay normally

closed contact.

Open when generator set is

running.

Auxiliary run relay common

Auxiliary run relay normally

open contact.

Closed when generator set is

running.

Harness Connections

Section 1 Installation

GM51403