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IB01602015E
Instruction Booklet
Page
32
Effective: August 2010
ATC-300 2-Position Contactor
Based Transfer Switch
Table 6. Setpoint Possibilities
SETPOINT
SETPOINT UNITS
DESCRIPTION
RANGE
FACTORY
DEFAULT
New Password
Four Digits
Set New Password
0000 to 9999
0300
TDES
Minutes: Seconds
Time Delay Engine Start
0 to 120 seconds
0:03
TDNE
Minutes: Seconds
Time Delay Normal to Emergency
0 to 1800 seconds
0:00
TDEN
Minutes: Seconds
Time Delay Emergency to Normal
0 to 1800 seconds
5:00
TDEC
Minutes: Seconds
Time Delay Engine Cool-off
0 to 1800 seconds
5:00
NOM FREQ
Hertz
Nominal Frequency
50 or 60 Hz
As ordered
NOM VOLTS
Volts
Nominal Voltage
120 to 600 volts
As ordered
S1 UV DROP
Volts
Source 1 Undervoltage Dropout Range:
Contactor Style ATS (2-position)
78 to 97% of Nominal System Voltage
85%
S2 UV DROP
Volts
Source 2 Undervoltage Dropout Range:
Contactor Style ATS (2-position)
78 to 97% of Nominal System Voltage
85%
S1 UV PICK
Volts
Source 1 Undervoltage Pickup Range:
Contactor Style ATS (2-position)
(D2%) to 99% of Nominal System Voltage
90%
S2 UV PICK
Volts
Source 2 Undervoltage Pickup Range:
Contactor Style ATS (2-position)
(D2%) to 99% of Nominal System Voltage
90%
S1 OV DROP
Volts
Source 1 Overvoltage Dropout Range:
Contactor Style ATS (2-position)
105 to 110% of Nominal System Voltage
110%
S2 OV DROP
Volts
Source 2 Overvoltage Dropout Range:
Contactor Style ATS (2-position)
105 to 110% of Nominal System Voltage
110%
S1 OV PICK
Volts
Source 1 Overvoltage Pickup Range:
Contactor Style ATS (2-position)
103% to (Dropout -2%) of Nominal System Voltage
105%
S2 OV PICK
Volts
Source 2 Overvoltage Pickup Range:
Contactor Style ATS (2-position)
103% to (Dropout -2%) of Nominal System Voltage
105%
S1 UF DROP
Hertz
Source 1 Underfrequency Dropout Range:
Contactor Style ATS (2-position)
90 to 97% of Nominal System Frequency
90%
S2 UF DROP
Hertz
Source 2 Underfrequency Dropout Range:
Contactor Style ATS (2-position)
90 to 97% of Nominal System Frequency
90%
S1 UF PICK
Hertz
Source 1 Underfrequency Pickup Range:
Contactor Style ATS (2-position)
(D1 Hz) to 99% of Nominal System Frequency
95%
S2 UF PICK
Hertz
Source 2 Underfrequency Pickup Range:
Contactor Style ATS (2-position)
(D1 Hz) to 99% of Nominal System Frequency
95%
S1 OF DROP
Hertz
Source 1 Overfrequency Dropout Range:
Contactor Style ATS (2-position)
103 to 105% of Nominal System Frequency
105%
S2 OF DROP
Hertz
Source 2 Overfrequency Dropout Range:
Contactor Style ATS (2-position)
103 to 105% of Nominal System Frequency
105%
S1 OF PICK
Hertz
Source 1 Overfrequency Pickup Range:
Contactor Style ATS (2-position)
101% to (Dropout -1 Hz) of Nominal System Frequency
102%
S2 OF PICK
Hertz
Source 2 Overfrequency Pickup Range:
Contactor Style ATS (2-position)
101% to (Dropout -1 Hz) of Nominal System Frequency
102%
PLANT EXER
Days
Plant Exerciser Programming
OFF, DAILY, 7-DAY, 14-DAY or 28 DAY
OFF
PE LOAD XFR
Plant Exerciser Load Transfer
0 or 1 (1 = yes)
0
PE DAY
Days
Plant Exerciser Day of the Week
1 SUN, 2 MON, 3 TUE, 4 WED, 5 THU, 6 FRI or 7 SAT
PE HOUR
Hours
Plant Exerciser Hour
0 to 23
0
PE MINUTE
Minutes
Plant Exerciser Minute
0 to 59
0
TEST MODE
Test Mode
0, 1 or 2 (0 = No Load Engine Test, 1 = Load Engine Test, 2 =
Disabled)
0
TER
Hours: Minutes
Engine run test time
0 min to 600 min
5:00
TPRE
Minutes: Seconds
Pretransfer delay timer
0 sec to 120 sec
0:00
PHASES
Three phase or single phase
1 or 3
AS ORDERED
VOLT UNBAL
Volts
Voltage Unbalanced
0 or 1 (1 = Enabled)
1
UNBAL DROP %
Percent
Percent for Unbalanced Voltage Dropout
5 to 20% of Phase to Phase Voltage Unbalance
20%
UNBAL PICK %
Percent
Percent for Unbalanced Voltage Pickup
Dropout minus (UNBAL DROP % -2) to 3%
10%
UNBAL DELAY
Seconds
Unbalanced Delay Timer
10 to 30
0:20
TDEF
Seconds
Time Delay Emergency Fail Timer
0 sec to 6 sec
6
IN-PHASE
Hertz
In-phase Transition
0 or 1 (1=Enabled)
1
IP FREQ DIFF
Hertz
In-phase Transition Frequency Difference
0.0 Hz to 3.0 Hz
1