AUTOMATIC TRANSFER SWITCH
CTS SERIES DIMENSIONAL SPECIFICATIONS
CTS Series Transfer Switches
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| NEMA 1 Enclosed |
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Ampere |
| Height | Width | Depth | Reference |
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| Application |
Rating | Poles | (A) | (B) | (C) | Figure | Weight | Notes | ||
40,80, 100 & 150 | 2,3 | 24 (610) | 18 (457) | 11 (279) | A | 57 | (26) | ||
| 4 | 24 (610) | 18 (457) | 11 (279) | A | 60 | (27) |
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225, 260 & 400 | 2,3 | 46 (1168) | 24 (610) | 14 (356) | A | 165 | (75) | ||
| 4 | 46 (1168) | 24 (610) | 14 (356) | A | 170 | (68) |
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600 | 2,3 | 74 (1880) | 40 (1016) | 20 (508) | B | 380 | (172) | ||
| 4 | 74 (1880) | 40 (1016) | 20 (508) | B | 430 | (195) |
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800, 1000 & 1200 | 2,3 | 74 (1880) | 40 (1016) | 20 (508) | B | 455 | (206) | ||
| 4 | 74 (1880) | 40 (1016) | 20 (508) | B | 540 | (245) |
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1600 & 2000 | 3 | 90 (2286) | 36 (914) | 48 (1219) | C | 1010 | (458) | ||
| 4 | 90 (2286) | 36 (914) | 48 (1219) | C | 1160 | (526) |
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3000 | 3 | 90 (2286) | 36 (914) | 48 (1219) | C | 1130 | (513) | ||
| 4 | 90 (2286) | 36 (914) | 48 (1219) | C | 1395 | (633) |
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4000 | 3 | 90 (2286) | 47 (1194) | 62 (1575) | C | 1595 | (723) | ||
| 4 | 90 (2286) | 47 (1194) | 62 (1575) | C | 1850 | (839) |
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Application Notes :
1.Dimensions are listed in inches (mm) and weights in pounds (kg).
2.Includes 1.25" door projection beyond base depth. Allow a minimum of 3" additional depth for projection of handle, light, switches, pushbuttons, etc.
3.All dimensions and weights are approximate and subject to change without notice and are not for construction use.
4.Special enclosures (NEMA 3R, 4, 12, etc.) may include mounting tabs, etc. Consult the published dimension drawings for details.
5.Normal and emergency may be ordered inverted on any switch. The load may be inverted
6.Special lug arrangements may require different enclosure dimensions. For certified drawings, contact Caterpillar.
7.Packing materials must be added to weights shown. Allow 15% additional weight for cartons, skids, crates, etc.
8.Add 4" in height for removable lifting lugs.
9.4000 amp depth dimension shown is standard. Depending on your cable/conduit requirements you may desire a deeper enclosure. Consult Caterpillar for further details.
10.Lug adapters for
11.Ventilation louvers on side/rear of enclosure at 3000 and 4000A. One side or rear must be clear to afford proper airflow.
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