Figure 16
SMC Wiring Schematic for Chillers with No Pump or Reservoir
1L2
Earth Remote
ground interlock by others
Control power
1L1 | 1C | 1T1 |
|
|
| ||
|
| 1MTR | Compressor |
1L2 |
| 1T2 |
|
1L1 |
| 2T1 |
|
|
|
| |
|
| 2MTR | Fan |
|
| 2T2 |
|
230V
ON/OFF
Jumper
1 | X1 |
|
1S |
|
|
31 | "No Flow" | |
| ||
| R | 2LT |
| 4 1FLS | 5 |
1T
115V
"Low Refrig
Pres"
R 3LT
5 1PS
2
"High Refrig
Pres"
R 4LT
6 | 2PS | 7 |
|
Subpanel
2ground
G 
"Power On"
1C | Condensing unit |
contactor | |
G 5LT | "Compressor On" |
| 2 |
6 | 7 | 8 | 9 | 10 |
|
|
| Jumper |
|
| 1CNTL |
1 | 2 | 3 | 4 | 5 |
|
|
|
|
|
|
|
(+)
YEL RED
Type K thermocouple
Legend
Customer
SMC Series Chillers | Page 31 |
