24 CTV-PRB004-EN
Low-Voltage Starter Types
Environmental specification
• Designed, developed, and tested in accordance with UL 508
• NEMA 1 enclosure as standard
• Operation from sea level to 6,000 ft (1,829 m)
• Operating ambient temperature range 32°F to 104°F (0°C to 40°C)
• Relative humidity, non-condensing 5% to 95%
• Non-operating ambient temperature range -40°F to 158°F (-40°C to 70°C)
• Voltage utilization range ±10%
Figure 16. Unit-mounted, solid-state starter
1. Top-entry line power
2. Intelligent technology (IT)
controller
3. Starter control board
4. Potential transformers
5. 4 kVA control-power
transformer
5
1
2
3
4
CTV-PRB004.book Page 24 Sunday, December 18, 2011 6:39 PM
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