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Interconnections, Qt030, Nexus™ control features – Generac Bisque QT030 User Manual

Page 4: Liquid-cooled installation

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INTERCONNECTIONS

NEXUS™ CONTROL FEATURES

2-Line Plain Text LCD Display

Simple user interface for ease of operation.

Mode Switch

-Auto

Automatic Start on Utility failure. 7 day exerciser.

-Off

Stops unit. Power is removed. Control and charger still operate.

-Manual/Test (start)

Start with starter control, unit stays on. If utility fails, transfer to load takes place.

Programmable start delay between 10-30 seconds

Standard

Engine Start Sequence

Cyclic cranking: 16 sec. on, 7 rest (90 sec. maximum duration)

Engine Warm-up

5 seconds

Engine Cool-Down

1 minute

Starter Lock-out

Starter cannot re-engage until 5 sec. after engine has stopped.

Smart Battery Charger

Standard

Automatic Voltage Regulation with Over and Under Voltage Protection

Standard

Automatic Low Oil Pressure Shutdown

Standard

Overspeed Shutdown

Standard, 72Hz

High Temperature Shutdown

Standard

Overcrank Protection

Standard

Safety Fused

Standard

Failure to Transfer Protection

Standard

Low Battery Protection

Standard

50 Event Run Log

Standard

Future Set Capable Exerciser

Standard

Incorrect Wiring Protection

Standard

Internal Fault Protection

Standard

Common External Fault Capability

Standard

Governor Failure Protection

Standard

QT030

CUSTOMER SUPPLIED

NEUTRAL WIRE

LIQUID-COOLED INSTALLATION

NEUTRAL BLOCK

UTILITY SUPPLY FROM

SERVICE DISCONNECT

TO BE RUN IN TWO DIFFERENT CONDUITS.

POWER LEADS AND TRANSFER SWITCH LEADS

NOTE:

N1

N1

CONNECTION PANEL

QT SERIES ENGINE GENERATOR

23

194

TERMINAL NUMBERS

NUMBERS TO

MATCH WIRE

NOTE:

23

194

178

183

T1/LINE

ON

0

NEUT

T1

N2

E1

N2

NEU

E2

GROUND

0C4449A-T

(DISTRIBUTION PANEL)

CUSTOMER LOAD

NEUTRAL BLOCK

RTS TRANSFER SWITCH

UTILITY

STANDBY

(C1 & VR1)

(C2 & VR2)

0 GROUND

15B +12V

23 TRANSFER

AIR 1

AIR 2

PRIORITY 1

PRIORITY 2

PRIORITY 3

PRIORITY 4

T1

NEUTRAL

CONTACTOR

1

CONTACTOR

2

CONTACTOR

3

CONTACTOR

4

NOTE WIRE ORIENTATION

WARNING

TRANSFER

DC COMMON

CUST

OMER CONNECTIONS

23

0

194

+12VDC

GROUND

LOAD SHED

MODULE

194

23

0

T1

N1 N2

48850-T

E1

T1

E2 T2

T1

E1

N1

T2

E2

N2

N1

N2

*Single and three phase connections may vary , refer to the owner’s manual for specific connection information.