Diagrams
Standard ATL — Typical Views Diagram
Typical Views — Standard ATL Motor Controller
Legend — Typical Views of Standard ATL Motor Controller Diagram
| A |
Lifting eyebolts (removable) |
| B |
Viewing window |
| C |
Protective relay or MotorSeT Advanced Control Keypad |
| D |
Start/Stop pushbuttons |
| E |
Low voltage section |
| F |
Medium voltage section |
| G |
Ground bar for disconnecting switch |
| H |
Disconnector switch handle |
| I |
Current transformers (CT) |
| J |
Ground fault CT (optional) |
| K |
Control power transformers |
| L |
Disconnector shield |
| M |
Disconnector switch |
| N |
Power fuses |
| O |
Wireway |
| P |
Vacuum contactor |
| Q |
Motor landing pads |
| R |
Ground bus |
Compact ATL — Typical Views Diagram
Typical View — Compact ATL Motor Controller
Legend — Typical Views of Compact ATL Motor Controller Diagram
| A |
Lifting eyebolts (removable) |
| B |
Viewing window |
| C |
Protective relay or MotorSeT Advanced Control Keypad |
| D |
Start/Stop pushbuttons |
| E |
Low voltage section |
| F |
Medium voltage section |
| G |
Disconnector switch handle |
| H |
Ground bus |
| I |
Incoming bus (optional) |
| J |
Disconnector switch |
| K |
Control power transformers |
| L |
Current transformers |
| M |
Power fuses |
| N |
Motor landing pads |
| O |
Vacuum contactor |
| P |
Ground fault CT (optional) |
Dual ATL — Typical Views Diagram
Typical View — Dual ATL Motor Controller
Legend — Typical Views of Dual ATL Motor Controller Diagram
| A |
Lifting eyebolts (removable) |
| B |
Infrared viewing windows |
| C |
Protective relay or MotorSeT Advanced Control Keypad |
| D |
Low voltage section |
| E |
Medium voltage section |
| F |
Incoming bus (optional) |
| G |
Voltage divider card |
| H |
Disconnector switch handle |
| I |
Voltage transformers (VT) |
| J |
Disconnector switch |
| K |
Power fuses |
| L |
Vacuum contactor |
| M |
Ground bus |
| N |
Control power transformer |
Typical ATL Schematic
Legend — Typical Connection Diagram
|
A |
Mains voltage |
|
B |
Disconnector switch |
|
C |
Main contactor |
|
D |
Current transformers (150:5) |
|
E |
Motor |
|
F |
Voltage transformer |
|
G |
Test/Run selector switch |
|
H |
Hand/Auto/Off selector switch |
|
I |
Disconnector switch interlock |
|
J |
Remote start/stop |
|
K |
To overload relay trip contact |
|
L |
Customer terminals for fault indication |
|
M |
Overload reset pushbutton |
|
N |
Overload relay |
|
O |
Run indicator light |
|
P |
Fault indicator light |
Typical ATL schematic when using MotorSeT Advanced Motor Control System
Typical Connection Diagram — S2–Controlled ATL
| A | Disconnector switch | E | Ground fault CT |
| B | Power fuses | F | AC motor, 4160 Vac, 3–phase |
| C | Current transformers | G | Control power fuses |
| D | Main contactor | H | Control transformer |
| A | Operational controls | ||
| 1 | Plant Interface Module (PIM) | ||
| 1a | Digital inputs | ||
| 1b | Modbus | ||
| 1c | Relay outputs | ||
| 1d | Analog outputs | ||
| 1e | Fibre | ||
| 2 | I/O module | ||
| 2a | Analog inputs | ||
| 2b | Analog outputs | ||
| 2c | Digital inputs | ||
| 2d | Digital outputs | ||
| 3 | RTD module | ||
| 3a | RTD inputs | ||
| 4 | Communications module | ||
| 4a | Fieldbus | ||
| 6 | Bus | ||
| B | Switchgear controls | ||
| 5 | Motor Control Module (MCM) | ||
| 5a | Mains | ||
| 5b | Fibre | ||
| 5c | I/O | ||
| 5d | Ground fault | ||
| 5e | Phase current | ||
| 5f | Line voltage | ||
| 5g | Load voltage | ||
| C | Switchgear | ||
| 7 | Main contactor | ||
| 8 | Divider card | ||