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| Figure 15: Typical SMC Wiring Schematic |
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| 1L1 | 1C | 1T1 |
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| 1MTR | Pump |
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| 1L2 |
| 1T2 |
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| 1L1 | 2C | 2T1 |
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| 2MTR | Compressor |
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| 1L2 |
| 2T2 |
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Earth |
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| 3T1 |
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ground |
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| 3MTR | Fan |
| Remote |
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| 3T2 |
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| interlock |
| 1L2 |
| 1L1 |
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| by others |
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| 230V |
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Control |
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power |
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ON/OFF | Jumper |
| 1FU |
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| Subpanel | ||
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| 2 | ground | |||
1 |
| X1 |
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| 115V |
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| G | "Power On" |
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| 1C |
| Pump |
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| starter |
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| "Low Refrig | "Hi Refrig |
| G 2LT |
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| Pres" |
| Pres" |
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| "Pump On" |
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| RG | 3LT | RG | 4LT |
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| 41 | 1PS | 51 | 2PS | 61 |
| 2C |
| Condensing unit |
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| contactor |
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| G 5LT |
| "Compressor On" |
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61 | 71 | 81 | 91 | 10 |
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1CNTL |
| Jumper |
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| Legend |
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| Customer |
1 | 21 | 31 | 41 | 51 | |||||||
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| Optional components |
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(+)
YEL RED
Type K Thermocouple
Page 34 | SMC Series Chillers |
