Specifications

I.B. ATS-I005
Page 23
Effective 6/00
Programmable Setpoint
Display Explanation
Feature Display Possibilities
TDES 0 to 120 Seconds Time Delay Engine Start Timer
TDNE 0 to 1800 Seconds Time Delay Normal to Emergency Timer
TDEN 0 to 1800 Seconds Time Delay Emergency to Normal Timer
TDEC 0 to 1800 Seconds Time Delay Engine Cool Down Timer
NOMF 50 or 60 Hz System Nominal Frequency (hertz)
NOMV 120 to 600v System Nominal Voltage (volts)
1UVD 97 to 50% of Nominal Source 1 Undervoltage Dropout (volts)
2UVD 97 to 50% of Nominal Source 2 Undervoltage Dropout (volts)
1UVP (Dropout +2%) to 99% Source 1 Undervoltage Pickup (volts)
2UVP (Dropout +2%) to 99% Source 2 Undervoltage Pickup (volts)
1OVD 105 to 120% Source 1 Overvoltage Dropout (volts)
2OVD 105 to 120% Source 2 Overvoltage Dropout (volts)
1OVP 103% to (Dropout -2%) Source 1 Overvoltage Pickup (volts)
2OVP 103% to (Dropout -2%) Source 2 Overvoltage Pickup (volts)
1UFD 90 to 97% Source 1 Underfrequency Dropout (hertz)
2UFD 90 to 97% Source 2 Underfrequency Dropout (hertz)
1UFP (Dropout +1 Hz) to 99% Source 1 Underfrequency Pickup (hertz)
2UFP (Dropout +1 Hz) to 99% Source 2 Underfrequency Pickup (hertz)
1OFD 103 to 110% Source 1 Overfrequency Dropout (hertz)
2OFD 103 to 110% Source 2 Overfrequency Dropout (hertz)
1OFP 101% to (Dropout -1 Hz) Source 1 Overfrequency Pickup (hertz)
2OFP 101% to (Dropout -1 Hz) Source 2 Overfrequency Pickup (hertz)
TDN 0 to 120 Seconds Time Delay Neutral Timer
TDNLD 0 = Disabled
TIme Delay Neutral Load Decay
1 = Enabled
LDCY 2 to 30% of Nominal Voltage Load Decay Voltage
PRF SRC None
1 = Source 1 Preferred Source
2 = Source 2
EXER 1 = Enabled
Plant Exerciser Enabled or Disabled
0 = Disabled
EXLD 1 = Enabled
Load Transfer with Plant Exerciser
0 = Disabled
PEDAY 1 to 7
Plant Exerciser Day of Week
(1 = Sunday)
PEH 1am to 11pm Plant Exerciser Hour
PEMIN 0 to 59 minutes Plant Exerciser Minute
MANTR 0 = Automatic
Re-transfer Mode
1 = PB Return
CTDNE 0 = Not Committed
Commitment to Transfer in TDNE
1 = Committed
TMODE 0 = No Load Transfer
1 = Load Transfer Engine Test with/without Load Transfer
2 = Disable Test Pushbutton
TER 0 to 600 minutes Engine Test/Plant Exerciser Run Time
TPRE 1 to 120 Seconds Pre-transfer Sub-network
Time Delay
GENNO 0 to 2 Number of Generators
(Single Generator must be on Source 2)
PHASE 1 or 3 Number of System Phases
TSEQ 1 to 120 Seconds Time Delay Load Sequencing
PT 2:1 to 500:1 PT Ratio
IPHASE 1 = Enabled In-phase Transition Enabled or Disabled
0 = Disabled
IPFD 0.0 to 3.0 Hz In-phase Transition Frequency Difference (hertz)
SYNC 1 to 60 minutes Closed/In-phase Transition Synchronization Timer
TDEF 0 to 6 seconds Time Delay Engine Failure
Table 5.1 Programmable Features/Setpoints