Instructional Booklet
Page
26
Effective: March 2021
Operation and Maintenance Manual,
Automatic Transfer Switch Controller, ATC-900
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IB140012EN
26E
Go to Emergency (S2) Input w/selector Switch
OF
OF
OF
OF
OF
OF
OF
OF
OF
I
26H
Phase Reversal Protection
S
S
S
S
S
S
S
S
S
26J
All Phase Undervoltage/Underfrequency
S
S
S
S
S
S
S
S
S
26K
All Phase Overvoltage/Overfrequency
S
S
S
S
S
S
S
S
S
26M
All Phase Voltage Phase Loss
S
S
S
S
S
S
S
S
S
26L
All Phase Voltage Unbalance
S
S
S
S
S
S
S
S
S
Alternative Transfer Modes of Operation
29E
ATS on Bypass
-
-
-
P
P
-
-
-
-
29G
Selector Switch for Auto or Non-Auto Operation (Monitor)
OF
OF
OF
OF
OF
OF
OF
OF
OF
29K
Manual Retrtansfer (INPUT)
P
P
P
P
P
P
P
P
P
I
29J
Manual (Pushbutton) Transfer E to N; Automatic N to E (INPUT)
OF
OF
OF
OF
OF
OF
OF
OF
OF
I
29L
Manual Retransfer On/Off (INPUT)
P
P
P
P
P
P
P
P
P
I
29M
Manual Retransfer On/Off Input w/selector switch
OF
OF
OF
OF
OF
OF
OF
OF
OF
I
Open Transfer Operation Modes
32A
Time Delay Neutral Adjustable 0 - 10 min (delayed transition)
-
P
P
P
-
-
P
P
-
32B
Load Voltage Decay Adj. 2 - 30 % Nominal Voltage
-
P
P
P
-
-
P
P
-
32C
In-Phase Transition Defaults to Load Voltage Decay
-
-
P
P
-
-
-
P
-
32D
In-Phase Transition Defaults to Time Delay Neutral
-
-
P
P
-
-
-
P
-
32F
In-Phase Transition
S
-
-
-
-
-
-
-
-
35A Pretransfer
Signal
Contacts
Form
C
(OUTPUT)
P
P
P
P
P
P
P
P
P
O
35C
Pre/Post Transfer Signal (OUTPUT)
P
P
P
P
P
P
P
P
P
O
35D
Post Transfer Signal Contacts Form C
P
P
P
P
P
P
P
P
P
O
36
Load Shed - S2 Inhibit (INPUT)
P
P
P
P
P
P
P
P
P
I
36A
Load Shed - S2 Inhibit w Keyed Switch (INPUT)
OF
OF
OF
OF
OF
OF
OF
OF
OF
I
37
Go to "Isolated" Position (not SE Rated) (INPUT)
-
P
P
P
P
P
P
P
P
I
37A
37A Go to Isolated (SE) (INPUT)
PF
PF
PF
I
Load Control Contacts
45A
Load Sequencing Contacts (1) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45B
Load Sequencing Contacts (2) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45C
Load Sequencing Contacts (3) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45D
Load Sequencing Contacts (4) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45E
Load Sequencing Contacts (5) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45F
Load Sequencing Contacts (6) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45G
Load Sequencing Contacts (7) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45H
Load Sequencing Contacts (8) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45I
Load Sequencing Contacts (9) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45J
Load Sequencing Contacts (10) (OUTPUT)
P
P
P
P
P
P
P
P
P
O
45L
Selective Load Shed (Assign up to 20 Contacts)
P
P
P
P
P
P
P
P
P
O
Closed Transition Operational Modes
47C
Closed /In-Phase Transition default to Load Voltage Decay
-
-
-
-
O
O
-
-
O
47D
Closed Transition
-
-
-
-
O
O
-
-
O
47E
Closed/In-Phase Transition default to Time Delay Neutral
-
-
-
-
O
O
-
-
O
47F
Closed Transition to Load Voltage Decay
-
-
-
-
O
O
-
-
O
47G
Closed Transition Time Delay Neutral
-
-
-
-
O
O
-
-
O
Communications
48F
MODBUS Communication
S
S
S
S
S
S
S
S
S
48G
Ethernet TCP/IP
O
O
O
O
O
O
O
O
O
Table 8. ATC-900 Features and I/O (Cont.).
ATC-900 FEATURES
P = Programmable (Internal or I/O), PF = Prgammable Fixed I/O
O = Optional, OF = Optional Fixed, S = Standard
CONTACTOR
MCCB
MAGNUM
ATC9
BIC9
CBC9
CTC9
ATx9
ATV9
CBV9
C2
C3
C5
C/D
C/D
C3
BIV9
CTV9
I/O
