Class 8839 58M Enclosed AC Drives
Specifications
ENCLOSED ADJUSTABLE FREQUENCY DRIVES (1 TO 500 HP)
Note to Specifier: These specifications apply to Enclosed Adjustable Frequency Drive Controllers, herein referred to as AC Drives. The power converter is a component of the AC Drive. To ensure project compatibility, these specifications follow the Construction Specifications Institute (CSI) format. Copies of this specification are available from the Square D® website, www.squared.com. Application information directly affects the type and rating of AC Drive that will be quoted. [Brackets] are provided where such data and options should be included or considered depending on application requirements. Please contact your local Square D distributor or sales representative for specification assistance regarding a particular application. The AC Drive specification should be included in Division 16 (Electrical) for proper coordination with the electrical distribution system.
PART 1 GENERAL
1.01 SCOPE OF WORK
a.This section provides specification requirements for adjustable frequency drives, variable speed drives or herein identified as AC Drives for use with NEMA® B design AC motors.
b.The AC Drive manufacturer shall furnish, field test, adjust and certify all installed AC Drives for satisfactory operation.
c.Any exceptions/deviations to this specification shall be indicated in writing to the specifying engineer and submitted with the quotation.
1.02 REFERENCES
a.
b.ANSI C84.1 (R2002) “Electric Power Systems and Equipment - Voltage Ratings (60Hz)”
c.CSA® C22.2
d.UL508A (2003) “Standard for Safety for Industrial Control Panels”
e.UL508C (2002) “Standard for Safety for Power Conversion Equipment”
f.NFPA 79 (2002) “Electrical Equipment of Industrial Machines/Industrial Machinery
g.NEMA ICS7 (2000) “Industrial Control and Systems: Adjustable Speed Drives
h.NEMA ICS7.1 (2000) “Safety Standards for Construction and Guide for Selection, Installation, and Operation of Adjustable Speed Drive Systems
i.NEMA 250 (1997) “Enclosures for Electrical Equipment (1000V maximum
j.IEC
k.IEC
l.IEC
m.IEC
n.EGSA 101P (1995a) “Engine Driven Generator Sets - Performance Standard”
o.IEEE 519 (1992) “Recommended Practices and Requirements for Harmonic Control in Electrical Power Systems”
1.03 SUBMITTALS
a.[6] copies of approval drawings shall be furnished for Engineer’s approval prior to factory assembly of the AC Drives. These drawings shall consist of elementary power and control wiring diagrams and enclosure outline drawings. The enclosure drawings shall include front and side views of the enclosures with overall dimensions and weights shown, conduit entrance locations and nameplate legend details.
b.Standard catalog sheets showing voltage, horsepower, maximum current ratings and recommended replacement parts with part numbers shall be furnished for each different horsepower rated AC Drive provided.
09/2003
175
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