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Specifications

Harmonic correction unit technical specifications

Standard rms output current ratings

380 Vac to 480 Vac: 60 A, 120 A, 200 A, 300 A 

600 Vac: 47 A, 94 A, 157 A, 235 A

690 Vac: 40 A, 80 A, 133 A, 200 A

Nominal frequency 50/60 Hz, +/- 3 Hz auto sensing
Number of phases 3-phase
Topology

Digital harmonic FFT

Digital reactive power

Losses

to 480 Vac <3%

to 690 Vac <5%

CT VA loading 1.0 VA (5 A CT secondary)
Spectrum cancellation 2nd to 51st, discrete; fully selectable per harmonic order (amplitude and on/off)
Control basis

Closed loop (for new installations)

Open loop compatible for retrofit applications

Harmonic attenuation

Closed loop: <3% THD(i); max 20:1 THD)i) reduction with load harmonic current above 50% of HCU2 rating

Open loop: <5% TDD

Required 3% or higher inductive impedance per nonlinear load

Harmonic operational features

% THDi set point

% THDv set point

Harmonic avoidance Output at specific harmonic order turned off if resonance or lack-of impedance detected; or manually turned off
Parallal operation

Up to 10 units per set of CT (to 51st order), any size combination

Backward compatibility with Eaton HCUE operated in parallel

Contact Eaton for applications of more than 10 units

Parallel operation options

Master/master

Master/slave

Multi-master/multi-slave

Same as Eaton HCUE for retrofits

Parallel sequence options

Lead/lag with unit rotation: one unit operates to full capacity before next unit turns on; times rotation

Load share: all operating units function at the same output percentage

Parallel HMI control Any unit permits viewing and changing parameter settings of complete system or any other unit in parallel system
Parallel communications Proprietary COM bus between operating units
Power factor correction Optimized unity PF, leading (capacitive) or lagging (inductive) power factor (Cos f) to target
Control response time 25 µs
Harmonic correction time 2 cycles
Reactive correction time 1/4 cycle
Display 144 mm QVGA TFT 64k-color touchscreen
Display parameters Hundreds of parameters are available. Examples include: THDi, THDv, oscilloscope for viewing many selected parameters, phasor diagrams, load power, measured currents for Ih, Is, If, I neg seq, PF (Cos f), injected currents for Ih, I reactive, I neg seq, etc. 
Communications capability Modbus RTU, Modbus TCP/IP
Discrete input/outputs 4 input and 4 output dry contracts; assignable
Noise level (ISO3746) <70 dB at 1 meter from unit surface
Earthing (grounding) systems EMC filter ground switch for Isolated Terra, high resistance ground or corner grounded systems

Environmental condition

Operating temperature 0°C to 40°C
Relative humidity 0-95%, noncondensing
Seismic rating Complies with IBC and ASCE7
Operating altitude 1000 m, (derate 1%/100 m above), maximum 4800 m
Automatic rollback of output Occurs whenever heatsink temperature sensor exceeds temperature limit
Ambient temperature protection Absolute shutdown if air inlet temperature reaches 51°C
Preset output limits (rms) Programmable set limit due to altitude or ambient temperature -- becomes fixed output limit

Reference standards

Design CE EMC Certification IEC/EN 60439-1, EN 61000-6-4 Class A, EN 61000-6-2
Protection (enclosure) IP00, IP20, IP31, IP54, NEMA 1, NEMA 2, NEMA 12, UL type open (chassis mount)
Standards compliance/certification

cULus (UL 508, CSA 22.2 No. 14)

CE certified, ABS, Lloyds, other local standards

Installation

Wall mount Chassis mount (UL Type open) and NEMA 1 configurations
Free-standing IP31, IP54, NEMA 2 and NEMA 12
Circuit protection

NEMA 1 and chassis mount -- external means required

Free-standing enclosures -- incoming circuit breaker with mechanical door interlock

AIC rating

(input circuit breaker)

To 415 Vac--200 kA cULus; 125 kA IEC

To 480 Vac--200 kA cULus; 75 kA IEC

To 600 Vac--100 kA cULus; 100 kA IEC

To 690 Vac--No cULus; 100 kA IEC

Cable entry

Wall mount and chassis mount -- bottom only

Free-standing -- top and bottom entry through gland plates

PCBA protection

Conformal coating on all PCBs

Pollution Degree 2

Cooling configuration

Separate air plenums for heatink section and PCBA section: 

Heatsink (high heat plenum) input from bottom and exhaust out top

All components in high heat plenum rated IP54 or better ≥ no filtering required

PCBA air supply must be clean and dry (filtering may be required)

No conductive particles permitted

Harmonic correction unit ratings

Model

Voltage

(V)

Frequency

(Hz)

Total current amperes

(rms)

Watt losses

(kW)

HCUS enclosure type Version Integral disconnect
HCU2060D5N1 380-480 50/60 60 1.3 Wall mount NEMA 1 UL/CSA No
HCU2120D5N1 380-480 50/60 120 2.8 Wall mount NEMA 1 UL/CSA No
HCU2200D5N1 380-480 50/60 200 5.4 Wall mount NEMA 1 UL/CSA No
HCU2300D5N1 380-480 50/60 300 7.1 Wall mount NEMA 1 UL/CSA No
HCU2060D5IP00 380-480 50/60 60 1.3 Chassis mount UL/CSA No
HCU2120D15IP00 380-480 50/60 120 2.8 Chassis mount UL/CSA No
HCU2200D15IP00 380-480 50/60 200 5.4 Chassis mount UL/CSA No
HCU2300D15IP00 380-480 50/60 300 7.1 Chassis mount UL/CSA No
HCU2060D5IP31 380-480 50/60 60 1.3 Floor mount IP31 CE Yes
HCU2120D15IP31 380-480 50/60 120 2.8 Floor mount IP31 CE Yes
HCU2200D15IP31 380-480 50/60 200 5.4 Floor mount IP31 CE Yes
HCU2300D15IP31 380-480 50/60 300 7.1 Floor mount IP31 CE Yes
HCU2060D5N2 380-480 50/60 60 1.3 Floor mount NEMA 2 UL/CSA Yes
HCU2120D15N2 380-480 50/60 120 2.8 Floor mount NEMA 2 UL/CSA Yes
HCU2200D15N2 380-480 50/60 200 5.4 Floor mount NEMA 2 UL/CSA Yes
HCU2300D15N2 380-480 50/60 300 7.1 Floor mount NEMA 2 UL/CSA Yes
HCU2060D5N12 380-480 50/60 60 1.3 Floor mount NEMA 12 UL/CSA Yes
HCU2120D15N12 380-480 50/60 120 2.8 Floor mount NEMA 12 UL/CSA Yes
HCU2200D15N12 380-480 50/60 200 5.4 Floor mount NEMA 12 UL/CSA Yes
HCU2300D15N12 380-480 50/60 300 7.1 Floor mount NEMA 12 UL/CSA Yes
HCU2060D5IP54 380-480 50/60 60 1.3 Floor mount IP54 CE Yes
HCU2120D15IP54 380-480 50/60 120 2.8 Floor mount IP54 CE Yes
HCU2200D15IP54 380-480 50/60 200 5.4 Floor mount IP54 CE Yes
HCU2300D15IP54 380-480 50/60 300 7.1 Floor mount IP54 CE Yes
HCU2047D6IP31 600 50/60 47 1.8 Floor mount IP31 CE Yes
HCU2094D6IP31 600 50/60 94 3.9 Floor mount IP31 CE Yes
HCU2157D6IP31 600 50/60 157 7.2 Floor mount IP31 CE Yes
HCU2235D6IP31 600 50/60 235 9.9 Floor mount IP31 CE Yes
HCU2047D6N2 600 50/60 47 1.8 Floor mount NEMA 2 UL/CSA Yes
HCU2094D6N2 600 50/60 94 3.9 Floor mount NEMA 2 UL/CSA Yes
HCU2157D6N2 600 50/60 157 7.2 Floor mount NEMA 2 UL/CSA Yes
HCU2235D6N2 600 50/60 235 9.9 Floor mount NEMA 2 UL/CSA Yes
HCU2047D6IP54 600 50/60 47 1.8 Floor mount IP54 CE Yes
HCU2094D6IP54 600 50/60 94 3.9 Floor mount IP54 CE Yes
HCU2157D6IP54 600 50/60 157 7.2 Floor mount IP54 CE Yes
HCU2235D6IP54 600 50/60 235 9.9 Floor mount IP54 CE Yes
HCU2047D6N12 600 50/60 47 1.8 Floor mount NEMA 12 UL/CSA Yes
HCU2094D6N12 600 50/60 94 3.9 Floor mount NEMA 12 UL/CSA Yes
HCU2157D6N12 600 50/60 157 7.2 Floor mount NEMA 12 UL/CSA Yes
HCU2235D6N12 600 50/60 235 9.9 Floor mount NEMA 12 UL/CSA Yes
HCU2040D7IP31 690 50/60 40 2.1 Floor mount IP31 CE Yes
HCU2080D7IP31 690 50/60 80 4.5 Floor mount IP31 CE Yes
HCU2133D7IP31 690 50/60 133 8.2 Floor mount IP31 CE Yes
HCU2200D7IP31 690 50/60 200 11.4 Floor mount IP31 CE Yes
HCU2040D7N2 690 50/60 40 2.1 Floor mount NEMA 2 UL/CSA Yes
HCU2080D7N2 690 50/60 80 4.5 Floor mount NEMA 2 UL/CSA Yes
HCU2133D7N2 690 50/60 133 8.2 Floor mount NEMA 2 UL/CSA Yes
HCU2200D7N2 690 50/60 200 11.4 Floor mount NEMA 2 UL/CSA Yes
HCU2040D7IP54 690 50/60 40 2.1 Floor mount IP54 CE Yes
HCU2080D7IP54 690 50/60 80 4.5 Floor mount IP54 CE Yes
HCU2133D7IP54 690 50/60 133 8.2 Floor mount IP54 CE Yes
HCU2200D7IP54 690 50/60 200 11.4 Floor mount IP54 CE Yes
HCU2040D7N12 690 50/60 40 2.1 Floor mount NEMA 12 UL/CSA Yes
HCU2080D7N12 690 50/60 80 4.5 Floor mount NEMA 12 UL/CSA Yes
HCU2133D7N12 690 50/60 133 8.2 Floor mount NEMA 12 UL/CSA Yes
HCU2200D7N12 690 50/60 200 11.4 Floor mount NEMA 12 UL/CSA Yes
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