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Tornatech GPP Part-Winding Electric Fire Pump Controller with GPU Transfer Switch
Tornatech GPP full-service electric fire pump controller with part-winding reduced-voltage starting and a GPU automatic power transfer switch.
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Key specifications
| Starting method | Part winding (reduced voltage), contactors 1M and 2M |
| Emergency start | Across-the-line handle |
| HP by voltage (this submittal) | 208 V and 220-240 V: 40-60 HP; 380-415 V: 75-125 HP; 440-480 V: 75-150 HP; 600 V: 100-150 HP |
| Enclosure | NEMA 2 (IP31) standard; NEMA 3, 3R, 4, 12, 4X and IP54 to IP66 optional |
| Listings | Built to NFPA 20; UL 218; UL 1008; CSA C22.2 No. 14; FM Global Class 1321/1323; NYC accepted |
| Transfer switch | GPU: transfers at 85% of nominal, retransfers at 90% (adjustable) |
