Effective September 2014 Supersedes July 2008 Technical Data TD026001EN Low voltage capacitors, fixed capacitor banks, and fixed detuned filters Unipak capacitor banks, Unipump capacitor banks, and Unipak detuned filters Contents Description Page Capacitor cells 2 Unipump power factor correction capacitors 4 Unipak low voltage fixed capacitor banks 6 Unipak with heavy-duty capacitor cells 9 Unipak low voltage fixed detuned filters 10 ote N Images contained in this document may be shown with optional components and features not included as part of the base offering
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Low voltage capacitors, fixed capacitor banks, and fixed detuned filters
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Effective September 2014Supersedes July 2008Technical Data TD026001EN
Low voltage capacitors, fixed capacitorbanks, and fixed detuned filters
Unipak capacitor banks, Unipump capacitor banks, and Unipak detuned filters
• Dielectric fille: Cells use soft organic polymer resin—Resinol• Eliminates potential for corona/partial discharge/
electrochemical oxidation
• Excellent heat dissipation
• Flash point: +444 °F (+229 °C)
• Fire point: +840 °F (+449 °C)
• Designe: Self-healing metallized high crystalline polypropylene with metallization film . Total losses less than 0 .45 watt per kVAR (dielectric losses less than 0 .2 watt per kVAR)
• Pressure-sensitive interruptere: Built-in ULT recognized three-phase pressure-sensitive interrupter, and thermally or mechanically activated disconnecting link removes capacitor from the supply before dangerous pressure buildup or excessive fault current occurs . Bulged capacitor cell top provides easy visual indication of interrupter operation
• Discharge resistorse: Reduce residual voltage to less than 50 V within one minute of de-energization . Exceeds NECT requirements
• Capacitor operating temperaturee: –40 °F to +115 °F (–40 °C to +46 °C)
• Capacitor storage temperaturee: –40 °F to +131 °F (–40 °C to +55 °C)
• Casee: Aluminum housing• Warrantye: Standard one-year warranty on component capacitor
cells per Eaton Selling Policy 25-000
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Technical Data TD026001ENEffective September 2014
Low voltage capacitors, fi xed capacitor banks, and fi xed detuned fi lters
EATON www.eaton.com
Table 1. Capacitor Cell Catalog Numbering System
aRatings are based on 60 Hz operation.
bConsult factory for terminal type on older cells.
otee: N kVAR rating standard . Standard kVAR tolerance is 0% to +5% . Part number shown is for three-phase units . Up to 5 kVAR at 480 V—quick disconnect terminals are standard . Above 5 kVAR at 480 V (and on all other voltages)—cage clamp terminals are standard .
Low voltage capacitors, fixed capacitor banks, and fixed detuned filters
EATON www.eaton.com
UnipumpE power factor correction capacitors
Unipump
Product description
Non-fused capacitors for outdoor irrigation and oil field installations .• Designed expressly for outdoor pumping applications• Pole-mount or wall-mount• Small, lightweight enclosure for easy installation• SO-WA type flexible cable facilitates installation (4-conductor,
45-inch length from capacitor enclosure to end of wire)• Gland-type weatherproof bushings• Strong outer case• UL 810 and CSAT C22 .2 No . 190 Listed
Applications
Outdoor irrigation, and oil and gas field pumping .
Features and specifications
Configuration
• Outer casee: Heavy, No . 14 gauge steel NEMA 3R enclosure finished with durable baked powder coat finish . Integral strap mounting bracket with keyhole at top for pole or wall installation; no knockouts
• Unipump operating temperaturee: –40 °F to +115 °F (–40 °C to +46 °C)
• Unipump storage temperaturee: –40 °F to +131 °F (–40 °C to +55 °C)
• Pressure-sensitive interruptere: Built-in UL recognized three-phase pressure-sensitive interrupter, and thermally or mechanically activated disconnecting link removes capacitor from the supply before dangerous pressure buildup or excessive fault current occurs . Bulged capacitor cell top provides easy visual indication of interrupter operation
Low voltage capacitors, fixed capacitor banks, and fixed detuned filters
EATON www.eaton.com
UnipakE low voltage fixed capacitor banks
Unipak—A2 enclosure
Unipak interior—E1 enclosure
Features, benefits and functions
• Two-year warranty on capacitor cells (units with standard- duty cells)
• Five-year warranty on capacitor cells (units with heavy-duty cells)• Indoor/outdoor service• Wall-mount (up to C2) and floor-mounted units available• Short lead-times• Slim profile allows reduced footprint, conserving valuable
floor space
Standards and certifications
• UL 810 and CSA C .22 .2 No .190 Listed
Features and specifications
• Outer enclosuree: Heavy, No . 14 gauge steel finished with durable baked powder coat finish . Wall-mounting flanges and floor-mounting feet . Elimination of knockouts permits indoor/outdoor use . Manufactured to NEMA 1 and 3R requirements
• Elevated floor-mounting feet allow access for easy maintenance• Covere: “L” shaped gasketed cover with multiple fasteners
provides front opening for ease of installation and service• Unipak operating temperaturee: –40 °F to +115 °F
(–40 °C to +46 °C)• Unipak storage temperaturee: –40 °F to +131 °F
(–40 °C to +55 °C)• Power and ground terminal lugse: Furnished inside enclosure• Pressure-sensitive interruptere: All units have built-in UL
recognized pressure-sensitive interrupter, and thermally or mechanically activated disconnecting link removes capacitor from the supply before dangerous pressure buildup or excessive fault current occurs . Bulged capacitor cell top provides easy visual indication of interrupter operation
• Standard fusinge:
• Size Code A1e: Three midget-type fuses with 100,000 A interrupting capacity
• Size Code A2 and largere: Slotted-blade type fuses with 200,000 A interrupting capacity; fuses mounted on stand-off bushings; solderless connectors for easy hookup of incoming line conductors
• Fuse indicating lightse: Red, neon cleared-fuse indicating lights are protected by transparent weatherproof guard
• Optionse:
• Non-fused units available, selected sizes
• Heavy-duty capacitor cells, selected sizes
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Technical Data TD026001ENEffective September 2014
Low voltage capacitors, fixed capacitor banks, and fixed detuned filters
EATON www.eaton.com
Table 7. Unipak Capacitor Bank Catalog Numbering System
aRatings are based on 60 Hz operation.bStandard units have replaceable fuses with cleared fuse indication. Unfused units are intended for
use with upstream overcurrent protection, as in the case of motor-connected capacitors.
otese:N For dimensional information, refer to Pages 12 to 15 .
Unfused units available up to 100 kVAR at 600 V .
Ratings based on 60 Hz operation .
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Technical Data TD026001ENEffective September 2014
Low voltage capacitors, fixed capacitor banks, and fixed detuned filters
EATON www.eaton.com
Unipak with heavy-duty capacitor cells• Standard fixed capacitor systems using heavy-duty capacitor cells• For use in moderate harmonic environments where engineering
evaluation allows in place of detuned filter designs• Provides future conversion capability into a detuned filter system
when required by facility growth or increased nonlinear load levels
Table 11. Low Voltage Fixed Capacitor Systems with Heavy-Duty Cells
otese:N For dimensional information, refer to Pages 13 to 15 .
Contact factory for availability of unfused units .
Table 12. Replacement Fuse Chart
kVAR RatingsFuse Amperes
Eaton FusePart Number240 V 480 V 600 V
Under 6 Under 11 Under 15 N/A Contact TRC a
6 N/A 15.00 35 SP030217-0031A7.5 and 8 11 to 15 17.5 and 20 50 SP030217-0031B9 to 11 17.5 and 20 22.5 to 27.5 60 SP030217-0031C12.5 22.5 to 27.5 30 to 35 80 SP030217-0031D15 and 17.5 30 to 35 37.5 to 42.5 100 SP030217-0031E20 37.5 to 42.5 45 to 52.5 125 SP030217-0031F22.5 and 25 45 to 52.5 55 to 65 150 SP030217-0031G27.5 55 70 175 SP030217-0031H30 to 32.5 60 to 70 75 to 85 200 SP030217-0031J35 to 42.5 75 to 85 90 and 100 250 SP030217-0031K45 to 50 90 to 100 120 300 SP030217-0031LOver 60 Over 100 Over 120 N/A Contact TRC a
aContact Eaton’s Technical Resource Center (TRC) Power Factor Application Engineers at 1-800-809-2772, choose option #4, then option #2, for additional information and pricing.
otee:N Replacement fuses also available from your local electrical distribu-tor . For fuse sizes from 4 A to 30 A, ask for part number BUSS KTK (fuse ampere) . For fuse sizes from 35 A to 300 A, ask for part number BUSS KBC (fuse ampere) .
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Technical Data TD026001ENEffective September 2014
Low voltage capacitors, fixed capacitor banks, and fixed detuned filters
EATON www.eaton.com
Unipak low voltage fixed detuned filters • Detuned filter systems for low voltage, heavy-duty applications• Correct power factor in high harmonic environments• Two-enclosure design isolates capacitors from high-temperature
operating reactors and allows for flexible installation• Five-year cell warranty / one-year reactor warranty• Three-phase cell capacitor construction• UL 508A and CSA C22 .2 No . 190 Listed
ApplicationsDesigned for power factor correction in plants with high amounts of nonlinear loads .
Standard features
• Enclosurese: Standard NEMA 1 enclosures have durable baked powder coat finish
• Unipak detuned filter operating temperaturee: –40 °F to +115 °F (–40 °C to +46 °C)
• Unipak detuned filter storage temperaturee: –40 °F to +131 °F (–40 °C to +55 °C)
• Power and ground terminal lugse: Furnished inside enclosures
Reactors• Detuninge: Standard reactor designs are detuned to the 4 .2nd
harmonic and recommended to protect capacitors against harmonic resonance . Detuning to other harmonics is available as an option . The harmonic spectrum should be evaluated for applications involving reactors tuned above the 4 .2nd harmonic to ensure optimal equipment life, specifically when used in conjunction with six-pulse motor drives
• Constructione: 100% copper windings for cool operating temperatures; designed operating temperature rise less than 80 ºC . Open frame construction with 220 ºC insulation system
• Thermal sensorse: One per phase, self-resetting thermal switches provide reactor overtemperature protection and indication
• Reactor indicating lighte: Thermal overload indicating light activates when reactor temperature reaches 180 ºC
• Fusese: Standard fusing with cleared fuse indication
Table 13. Unipak Detuned Filter Catalog Numbering System
Tuning Point
Y = 4.2nd harmonic (standard)Blank = 4.7th harmonic
Internal Protection
F = Replaceable fuses with cleared fuse indication
All other trademarks are property of their respective owners.
Technical Data TD026001ENEffective September 2014
Low voltage capacitors, fixed capacitor banks, and fixed detuned filters
For product support, please contact Eaton’s Technical Resource Center (TRC) power factor application engineers at 1-800-809-2772, choose option #4, then option #2. [email protected]