Fuji Electric FRENIC-AQUA series, User Manual

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11-10
11.2 Conformity with UL Standards and CSA Standards
(cUL-listed for Canada) (Under application)
11.2.1 General
Originally, the UL standards were established by Underwriters Laboratories, Inc. as private criteria for
inspections/investigations pertaining to fire/accident insurance in the USA. The UL marking on Fuji
products is related to the UL Standard UL508C.
cUL certification means that UL has given certification for products to clear CSA Standards. cUL
certified products are equivalent to those compliant with CSA Standards. The cUL marking on Fuji
products is related to the CSA Standard C22.2 No. 14.
11.2.2 Conformity with UL standards and CSA standards
(cUL-listed for Canada)
UL/cUL-listed inverters are subject to the regulations set forth by the UL standards and CSA standards
(cUL-listed for Canada) by installation within precautions listed below.
1. Solid state motor overload protection (motor protection by electronic thermal overload relay) is
provided in each model.
Use function codes F10 to F12 to set the protection level.
2. Use Cu wire only.
3. Use Class 1 wire only for control circuits.
4. Short circuit rating
"Suitable For Use On A Circuit Of Delivering Not More Than 100,000 rms Symmetrical Amperes,
480 Volts Maximum when protected by Class J Fuses or a Circuit Breaker having an interrupting
rating not less than 100,000 rms Symmetrical Amperes, 480 Volts Maximum.
"Integral solid state short circuit protection does not provide branch circuit protection. Branch
circuit protection must be provided in accordance with the National Electrical Code and any
additional local codes."
5. Field wiring connections must be made by a UL Listed and CSA Certified closed-loop terminal
connector sized for the wire gauge involved. Connector must be fixed using the crimp tool
specified by the connector manufacturer.
6. All circuits with terminals L1/R, L2/S, L3/T, R0, T0 must have a common disconnect and be
connected to the same pole of the disconnect if the terminals are connected to the power supply.