N-Tron 9000 Switch User Manual


 
(Revised 2010-7-2) page 9 of 145
ENVIRONMENTAL SAFETY
WARNING: Disconnect the power and allow to cool 5 minutes before touching.
ELECTRICAL SAFETY
WARNING: Disconnect the power cable before removing any modules, or any enclosure panel.
WARNING: Do not operate the unit with the any cover removed.
WARNING: Do not work on equipment or cables during periods of lightning activity.
WARNING: Do not perform any services on the unit unless qualified to do so.
WARNING: Do not block the air vents.
WARNING: Observe proper DC Voltage polarity when installing power input cables. Reversing voltage polarity can cause permanent damage
to the unit and void the warranty.
9000 Series Hazardous Location Installation Requirements
1. WARNING: Explosion hazard, do not disconnect while circuit is live, unless area is known to be non-hazardous.
2. WARNING: Install only in accordance with Local & National Codes of Authorities Having Jurisdiction.
3. WARNING: This equipment is suitable for use in Class I, Div. 2, Groups A, B, C, D or Non-Hazardous Locations
Only.
4. WARNING: Explosion Hazard Substitution of Components May Impair Suitability For Class I, Div. 2.
5. Power must be supplied by an isolating source, and a 5.0 A max rated UL recognized fuse must be installed immediately
before the unit.
6. Class I, Div 2 installations require that all devices connected to this product must be UL listed for the area in which it is
installed.
7. Only UL listed wiring with temperature ratings greater than 90°C permitted for Class I, Div 2 installations operating at
temperatures up to 70°C ambient.
8. Limited Operating Voltage: 12-30V for Class I, Div 2 installations.
9. Maximum operating voltage of power source shall not exceed 60 VDC including battery charging float voltage.