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INTERCONNECTIONS
QT SERIES ENGINE GENERATOR
CONNECTION PANEL
NOTE:
MATCH WIRE
NUMBERS TO
TERMINAL NUMBERS
NEXUS™ CONTROL FEATURES
2-Line Plain Text LCD Display
Mode Switch
-Auto
-Off
-Manual/Test (start)
Programmable start delay between 10-30 seconds
Engine Start Sequence
Engine Warm-up
Engine Cool-Down
Starter Lock-out
Smart Battery Charger
Automatic Voltage Regulation with Over and Under Voltage Protection
Automatic Low Oil Pressure Shutdown
Overspeed Shutdown
High Temperature Shutdown
Overcrank Protection
Safety Fused
Failure to Transfer Protection
Low Battery Protection
50 Event Run Log
Future Set Capable Exerciser
Incorrect Wiring Protection
Internal Fault Protection
Common External Fault Capability
Governor Failure Protection
*Single and three phase connections may vary, refer to the owner's manual for specific connection information.
ON
E1
E2
NEUT
0
GROUND
NOTE:
POWER LEADS AND TRANSFER SWITCH LEADS
TO BE RUN IN TWO DIFFERENT CONDUITS.
UTILITY SUPPLY FROM
SERVICE DISCONNECT
CUSTOMER SUPPLIED
NEUTRAL WIRE
LOAD SHED
MODULE
NEUTRAL BLOCK
GROUND
LIQUID-COOLED INSTALLATION
Stops unit. Power is removed. Control and charger still operate.
Start with starter control, unit stays on. If utility fails, transfer to load takes place.
Cyclic cranking: 16 sec. on, 7 rest (90 sec. maximum duration)
Starter cannot re-engage until 5 sec. after engine has stopped.
RTS TRANSFER SWITCH
0 GROUND
15B +12V
23 TRANSFER
T1
NEUTRAL
AIR 1
CONTACTOR
1
AIR 2
CONTACTOR
2
PRIORITY 1
CONTACTOR
3
PRIORITY 2
PRIORITY 3
CONTACTOR
4
PRIORITY 4
0
0
DC COMMON
194
194
+12VDC
23
23
TRANSFER
WARNING
N1 N2
T1
NOTE WIRE ORIENTATION
NEUTRAL BLOCK
Simple user interface for ease of operation
Automatic Start on Utility failure. 7 day exerciser
Standard
5 seconds
1 minute
Standard
Standard
Standard
Standard, 72Hz
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
Standard
QT036
N1
N2
UTILITY
(C1 & VR1)
N1
N2
E1
E2
STANDBY
(C2 & VR2)
T1
T2
T1
E1
E2 T2
0C4449A-T
CUSTOMER LOAD
(DISTRIBUTION PANEL)
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