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Optional accessories – Greenheck ERCH - Energy Recovery Unit with Packaged DX (468151) User Manual

Page 16

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16

Energy Recovery Unit with Packaged DX

OPTIONAL ACCESSORIES

Variable Frequency Drives for Energy Recovery Wheel

Factory installed VFD for the energy recovery wheel are programmed at the factory per the settings shown
below . Refer to the instruction manual that ships with the unit when making adjustments . A copy of the manual
can be found online at www .drives .com . For technical support, contact yaskawa direct at 1-800-927-5292 .

Parameter

Setting

n01

Access Level

1

n30

Ref Upper Limit

100% or 66%*

n32

Motor Rated FLA

Motor FLA

n33

Elect Thermal Overload

1

n36

Multi-Function input (terminal S2)

10

n40

Multi-Function output (MA,MB,MC)

4

n41

Analog Freq . Reference Gain

0

n42

Analog Freq . Reference Bias

99

n46

Carrier Frequency

2

n58

Frequency Detection Level

20

n01

Access Level

0

Yaskawa GPD-305 Drive

*36 inch wheel is 66% (40Hz) . All other wheels are 100% (60Hz) .