Table 4C Ð Capacity Control Steps,
|
| LOADING SEQUENCE A | LOADING SEQUENCE B | |||
UNIT | CONTROL | % |
| % |
| |
30GN | STEPS | Displacement | Compressors | Displacement | Compressors | |
|
| (Approx) |
| (Approx) |
| |
| 1 | 14 | A1* | 14 | B1* | |
| 2 | 21 | A1 | 21 | B1 | |
| 3 | 28 | A1*,B1* | 28 | A1*,B1* | |
| 4 | 35 | A1*,B1 | 35 | A1,B1* | |
130 (60 Hz) | 5 | 42 | A1,B1 | 42 | A1,B1 | |
6 | 58 | A1*,A2,B1* | 58 | A1*,B1*,B2 | ||
A1²,B1² | ||||||
7 | 64 | A1*,A2,B1 | 64 | A1,B1*,B2 | ||
| ||||||
| 8 | 71 | A1,A2,B1 | 71 | A1,B1,B2 | |
| 9 | 87 | A1*,A2,B1*,B2 | 87 | A1*,A2,B1*,B2 | |
| 10 | 93 | A1*,A2,B1,B2 | 93 | A1,A2,B1*,B2 | |
| 11 | 100 | A1,A2,B1,B2 | 100 | A1,A2,B1,B2 | |
| 1 | 8 | A1²² | Ð | Ð | |
| 2 | 14 | A1* | Ð | Ð | |
| 3 | 21 | A1 | Ð | Ð | |
| 4 | 22 | A1²²,B1* | Ð | Ð | |
| 5 | 28 | A1²²,B1 | Ð | Ð | |
| 6 | 35 | A1*,B1 | Ð | Ð | |
130 (60 Hz) | 7 | 42 | A1,B1 | Ð | Ð | |
8 | 51 | A1²²,A2,B1* | Ð | Ð | ||
A1²**,B1² | ||||||
9 | 58 | A1²²,A2,B1 | Ð | Ð | ||
| ||||||
| 10 | 64 | A1*,A2,B1 | Ð | Ð | |
| 11 | 71 | A1,A2,B1 | Ð | Ð | |
| 12 | 80 | A1²²,A2,B1*,B2 | Ð | Ð | |
| 13 | 87 | A1²²,A2,B1,B2 | Ð | Ð | |
| 14 | 93 | A1*,A2,B1,B2 | Ð | Ð | |
| 15 | 100 | A1,A2,B1,B2 | Ð | Ð | |
| 1 | Ð | Ð | 8 | B1²² | |
| 2 | Ð | Ð | 14 | B1* | |
| 3 | Ð | Ð | 21 | B1 | |
| 4 | Ð | Ð | 22 | A1*,B1²² | |
| 5 | Ð | Ð | 28 | A1,B1²² | |
| 6 | Ð | Ð | 35 | A1,B1* | |
130 (60 Hz) | 7 | Ð | Ð | 42 | A1,B1 | |
8 | Ð | Ð | 51 | A1*,B1²²,B2 | ||
A1²,B1²** | ||||||
9 | Ð | Ð | 58 | A1,B1²²,B2 | ||
| ||||||
| 10 | Ð | Ð | 64 | A1,B1*,B2 | |
| 11 | Ð | Ð | 71 | A1,B1,B2 | |
| 12 | Ð | Ð | 80 | A1*,A2,B1²²,B2 | |
| 13 | Ð | Ð | 87 | A1,A2,B1²²,B2 | |
| 14 | Ð | Ð | 93 | A1,A2,B1*,B2 | |
| 15 | Ð | Ð | 100 | A1,A2,B1,B2 | |
| 1 | 8 | A1²² | 8 | B1²² | |
| 2 | 14 | A1* | 14 | B1* | |
| 3 | 21 | A1 | 21 | B1 | |
| 4 | 22 | A1²²,B1* | 22 | A1*,B1²² | |
| 5 | 28 | A1²²,B1 | 28 | A1,B1²² | |
| 6 | 35 | A1*,B1 | 35 | A1,B1* | |
| 7 | 42 | A1,B1 | 42 | A1,B1 | |
130 (60 Hz) | 8 | 44 | A1²²,A2,B1²² | 44 | A1²²,B1²²,B2 | |
9 | 51 | A1²²,A2,B1* | 51 | A1*,B1²²,B2 | ||
A1²**,B1²** | ||||||
10 | 58 | A1²²,A2,B1 | 58 | A1,B1²²,B2 | ||
| ||||||
| 11 | 64 | A1*,A2,B1 | 64 | A1,B1*,B2 | |
| 12 | 71 | A1,A2,B1 | 71 | A1,B1,B2 | |
| 13 | 73 | A1²²,A2,B1²²,B2 | 73 | A1²²,A2,B1²²,B2 | |
| 14 | 80 | A1²²,A2,B1*,B2 | 80 | A1*,A2,B1²²,B2 | |
| 15 | 87 | A1²²,A2,B1,B2 | 87 | A1,A2,B1²²,B2 | |
| 16 | 93 | A1*,A2,B1,B2 | 93 | A1,A2,B1*,B2 | |
| 17 | 100 | A1,A2,B1,B2 | 100 | A1,A2,B1,B2 | |
| 1 | 10 | A1* | 16 | B1* | |
| 2 | 14 | A1 | 25 | B1 | |
| 3 | 26 | A1*,B1* | 26 | A1*,B1* | |
| 4 | 35 | A1*,B1 | 31 | A1,B1* | |
| 5 | 39 | A1,B1 | 39 | A1,B1 | |
130 (50 Hz) | 6 | 44 | A1*,A2,B1* | 51 | A1*,B1*,B2 | |
7 | 53 | A1*,A2,B1 | 56 | A1,B1*,B2 | ||
A1²,B1² | 8 | 57 | A1,A2,B1 | 64 | A1,B1,B2 | |
| 9 | 69 | A1*,A2,B1*,B2 | 69 | A1*,A2,B1*,B2 | |
| 10 | 78 | A1*,A2,B1,B2 | 74 | A1,A2,B1*,B2 | |
| 11 | 82 | A1,A2,B1,B2 | 82 | A1,A2,B1,B2 | |
| 12 | 87 | A1*,A2,A3,B1*,B2 | 87 | A1*,A2,A3,B1*,B2 | |
| 13 | 96 | A1*,A2,A3,B1,B2 | 91 | A1,A2,A3,B1*,B2 | |
| 14 | 100 | A1,A2,A3,B1,B2 | 100 | A1,A2,A3,B1,B2 |
*Unloaded compressor. ²Compressor unloader, standard. **Compressor unloader, accessory. ²²Two unloaders, both unloaded.
NOTE: These capacity control steps may vary due to lag compressor sequencing.
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