Johnson Controls PENN VFD68 Installation Instructions Manual Download Page 24 | Manualshive

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VFD68 Variable Frequency Drives (575 VAC)

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Frequency and Motor Speed

Frequency (Hz) is an expression of motor speed (RPM) on the VFD. Figure 14 and Figure 15 show how the
drive operating frequency is related to the speed (RPM) of the motor.

Figure 14: Frequency and Motor Speed (60 Hz)

Figure 15: Frequency and Motor Speed (50 Hz)

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Summary of Contents for PENN VFD68

Page 1: ...5 Dimensions 7 Mounting 8 Wiring 10 Precautions 11 Terminal Screw Torque Specifications 12 Branch Circuit Protection 12 Short Circuit Ratings 12 High Voltage Wire Size and Maximum Wire Length 13 Selec...

Page 2: ...Adjusting the Default Parameters 26 Enter the Parameter Adjustment Mode 26 Select and Change Most Parameters 26 Select and Change P 90x Parameters 26 Exit the Parameter Adjustment Mode 27 Manual Moto...

Page 3: ...equipment or other property additional precautions must be designed into the control system Incorporate and maintain other devices such as supervisory or alarm systems or safety or limit controls inte...

Page 4: ...Voltage kW Horsepower Dimensions H x W x D mm in D 575 VAC 50 60 Hz F 0 75 1 G 1 5 2 H 2 2 3 J 3 7 5 K 5 5 7 1 2 L 7 5 10 M 150 x 140 x 136 5 15 16 x 5 1 2 x 5 5 16 N 150 x 220 x 148 5 15 16 x 8 11 16...

Page 5: ...uency or electromagnetic emissions may cause interference IMPORTANT When selecting the motor do not exceed the maximum output current rating of the VFD68 Drive IMPORTANT Do not control both single pha...

Page 6: ...an enclosure Ambient air temperature is a temperature outside an enclosure The VFD68 is designed to operate above 50 C by following the maximum output current derating limits show in Table 3 and Figur...

Page 7: ...Drives mm in VFD Model H H1 W W1 D VFD68DFM 150 5 15 16 138 5 7 16 140 5 1 2 128 5 1 16 136 5 3 8 VFD68DGM VFD68DHM VFD68DJN 220 8 11 16 208 8 3 16 148 5 13 16 VFD68DKN VFD68DLN Figure 2 VFD68Dxx Maxi...

Page 8: ...ove the high voltage wiring cover at the bottom of the VFD68 Drive by pulling in the direction of Arrow A Figure 5 Mount the VFD vertically in an acceptable NEMA rated enclosure on a non flammable sur...

Page 9: ...W 5 HP or Less 5 5 to 7 5 kW 7 1 2 to 10 HP A 100 mm 4 in or more 100 mm 4 in or more B 10 mm 7 16 in or more 50 mm 2 in or more C Figure 6 Required Clearance for Mounting Inside an Enclosure 5 5 to 7...

Page 10: ...ause electric shock personal injury or death AVERTISSEMENT Risque de d charge lectrique Afin d viter tout risque de d charge lectrique attendre au moins 10 minutes apr s la d connexion de l alimentati...

Page 11: ...t inadequacy an earth ground fault due to wiring inadequacy or reduced motor insulation resistance Check the ground to earth insulation and phase to phase insulation of the VFD output side before appl...

Page 12: ...Canadian Electrical Code for Canada and any additional codes As specified UL Class T fuses or any faster acting fuse with the appropriate rating or Listed UL 489 Molded Case Circuit Breaker MCCB must...

Page 13: ...dance with local national and regional regulations Table 9 Maximum Output Amperes and Wiring Sizes for VFD68Dxx Drives Part Number Rated Capacity kW HP Maximum Output Current Amperes Cable Wire Size A...

Page 14: ...indicates that the VFD68DGM Drive has a voltage rating of 575 VAC and a maximum output rating of 7 amperes c Table 9 on page 13 gives the recommended wire size as 14 AWG d Table 10 on page 14 shows 1...

Page 15: ...e 8 2 Remove the high voltage wiring cover at the bottom of the VFD68 Drive by pulling in the direction of Arrow A Figure 9 3 Connect a 575 VAC three phase power supply to high voltage terminals R L1...

Page 16: ...and wiring the high voltage drive output U V W to the motor 5 Connect earth ground wiring to the earth ground terminals on the VFD68 Drive and on the motor 6 Replace the high voltage wiring cover Not...

Page 17: ...generative brake circuits SD Common Common for contact inputs using Sink logic default setting and 24 VDC supply AM Analog Output 0 10 VDC analog output corresponding to output frequency PC 24V 24 VDC...

Page 18: ...a forward direction STR Contact Input Reverse rotation not used SD Common Common for contact inputs when using Sink logic default setting 1 Gray cells indicate a terminal that is typically not used i...

Page 19: ...107 Ratiometric Transducer Figure 12 For high pressure refrigerants other than R410a you must calculate and change the P 90x parameters For medium and low pressure refrigerants you must determine the...

Page 20: ...and motor operation using controlled input signal values EXT Mode In the External EXT mode the drive and motor respond to a signal or signals from one or two external analog input signal devices such...

Page 21: ...setting consecutively when in the setting mode Press the key to change the parameter setting Used to give a forward rotation command Used to give a reverse rotation command Used to stop operation Used...

Page 22: ...d Current Set parameter to the rated FLA on motor rating plate 0 500 A Rated VFD68 Output P 19 VFD Output Voltage Defines the maximum output voltage relative to the drive supply voltage 2 9999 the max...

Page 23: ...peed defined as frequency 0 60 Hz 12 5 Hz P 902b screen b Analog Input 1 of input voltage to start minimum speed ramp 0 100 38 1 90 V P 903 screen a Analog Input 1 Maximum speed defined as frequency 1...

Page 24: ...otor Speed Frequency Hz is an expression of motor speed RPM on the VFD Figure 14 and Figure 15 show how the drive operating frequency is related to the speed RPM of the motor Figure 14 Frequency and M...

Page 25: ...tor Noise and EMI Using the default setting P 72 1 frequency 1 kHz electromagnetic interference EMI radiation and leakage current from the wiring between the VFD68 Drive and the motor is low however t...

Page 26: ...additional parameters press or Select and Change P 90x Parameters 12 To change parameter 902 screen a or 902 screen b press until Pr PU appears on the display 13 Press P 000 appears The underline ind...

Page 27: ...on the display then press until PU PU appears on the display 2 Press or to start the VFD68 output to the motor The RUN icon appears on the display 3 Press until the motor runs at maximum speed 50 or...

Page 28: ...message regarding operational or setting errors displays The VFD continues operating Warning The VFD continues operating Failure to take appropriate measures will lead to a fault Alarm The VFD continu...

Page 29: ...thermal O L relay function E FIN Heatsink overheat E ILF Input phase loss not used E OLT Stall prevention stop E BE Brake transistor alarm detection E GF Output side earth ground fault over current a...

Page 30: ...ve monitor displays PS PU Stop Warning and then performs a controlled shutdown of the motor WARNING Risk of Personal Injury Before you reset the VFD68 Drive verify that all persons are clear of the co...

Page 31: ...e SD and STF terminals on the low voltage terminal blocks 2 Verify that the SINK SOURCE jumper to the left of the low voltage terminal blocks Figure 11 is set to SINK 3 Press until PU PU appears on th...

Page 32: ...y Input Devices Johnson Controls PENN P499 Electronic Pressure Transducers PWM Carrier Frequency Adjustable 0 7 to 15 kHz Motor Requirements Three phase NEMA Design B motors required Inverter rated mo...

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