38 VFD66 User Guide
www.johnsoncontrols.com Issue Number: 2
9 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 (230Vac, 400Vac @ 50Hz)
Switching frequency 3kHz, 6kHz, 12kHz
Duty Normal
Overload limit 110% overload current for 60s
Acceleration/Deceleration 0 to 3200.0 s/100Hz
Start/Stop Terminal control / keypad control
Motor cable lengths ≤50m
Ambient temperature -40°C (-40°F) to 50°C (122°F) [60°C (140°F) with derating]
Storage temperature -40°C to 50°C (-40°F to 122°F)
Altitude
Rated altitude: 1000m (3300 ft)
Refer to section 5.2 Altitude de-rating on page 22
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 ETS 300019-2-2
Enclosure IP20 (UL Type 1)
Approvals
RoHS compliant, CE approval, UL / cUL approval (JCI file number E244421)
C tick approval
Input devices
Johnson Controls / Penn (C450CPN, C450CQN, P35, P499). Also works
with rack controllers, electronic pressure transducers and other 0-5 Vdc or
0-10Vdc input signal devices made by various manufacturers.
Dimensions See Figure 3-1 on page 10
Weight 5.5 lb (2.5kg)
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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