20 Installation Guide
www.johnsoncontrols.com Issue Number: 2
6 Technical specifications
Building Efficiency
507 East Michigan Street
Milwaukee
WI 53202
Model VFD66
Drive voltage rating 230Vac, 460Vac @ 60Hz (230Vac, 400Vac @ 50Hz)
Output Voltage/Output frequency 230Vac, 460Vac @ 60Hz
Switching frequency 3kHz
Duty Normal
Overload limit 110% overload current for 60s
Acceleration/Deceleration 5 s/100Hz
Start/Stop Terminal control
Motor cable lengths ≤50m
Ambient temperature
-40
°C to 50°C (-40°F to 122°F)
Storage temperature
-40
°C to 50°C (-40°F to 122°F)
Altitude
Rated altitude: 1000m (3300 ft)
Reduce the normal full load current by 1% for every 100m (330ft) above
1000m (3300ft) up to a maximum of 3000m (9842ft)
Humidity
Maximum relative humidity 90% non-condensing at 40
°C (104°F)
Storage humidity
Maximum relative humidity 93%, 40
°C, 4 days
Vibration Meets EN61800-5-1 and ETS300019-2-2
Enclosure IP00 (UL Open Type)
Approvals
RoHS compliant, CE Approval, UL/cUL Approval (JCI file number E244421),
C tick approval
Dimensions See Figure 3-1 on page 9
Weight 2.2 lb (1kg)
The performance specifications are nominal and conform to acceptable industry
standards. For application at conditions beyond these specifications, consult Johnson
Controls/PENN Refrigeration Application Engineering at 1-800-275-5676. Johnson
Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of
its products.
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