background image

GRUNDFOS 

INSTRUCTIONS

Redi-Flo Variable Frequency Drive

USA   Installation and Operating Instructions

For Sales & Service Contact

2650 E. 40th Ave. • Denver, CO 80205

Phone 303-320-4764 • Fax 303-322-7242

1-800-833-7958

www.geotechenv.com

Summary of Contents for Redi-Flo Series

Page 1: ...TRUCTIONS Redi Flo Variable Frequency Drive USA Installation and Operating Instructions For Sales Service Contact 2650 E 40th Ave Denver CO 80205 Phone 303 320 4764 Fax 303 322 7242 1 800 833 7958 www geotechenv com ...

Page 2: ......

Page 3: ...t WARNING Be sure the system is properly grounded before applying power Do not apply AC power before you ensure that grounds are connected Electrical shock can cause serious or fatal injury WARNING Do not remove cover for at least five 5 minutes after AC power is disconnected to allow capacitors to discharge Electrical shock can cause serious or fatal injury CAUTION Disconnect motor leads T1 T2 an...

Page 4: ... be performed to allow the system to run 5 Plug the Redi Flo VFD into a generator or connect to utility power supply The unit accepts 115V or 230V sources Refer to the Input Power Terminals section for wiring instructions 6 The VFD will initialize and be ready to drive the motor After the initialization screen appears the following will be displayed 1 Status Stop or Fwd 2 Pump type MP1 or SPE 3 Mo...

Page 5: ...rate the system you will also need 1 A discharge hose or pipe to connect to the pump See Figure 4 2 An electrical plug to connect the Redi Flo VFD power cord to your portable generator may be needed if the supplied plug is not compatible with your generator See Figure 5 3 Safety cable and hardware for lowering and lifting the pump See Figure 6 4 The Redi Flo VFD can alternately be operated from si...

Page 6: ...ible tubing is used A check valve may also be added to Redi Flo2 pumps to prevent fluid from flowing back into the pump after it is turned off backflow prevention A check valve is standard on Redi Flo4 pumps Always check to ensure joints are fastened securely The use of a torque arrestor is not required when using the Redi Flo VFD Lowering the Pump into the Well Make sure the electrical motor lead...

Page 7: ...umps are not recommended for continuous operation applications The warranty of the Redi Flo pumps will be void if other than the Redi Flo VFD is used or if corrosive fluids are pumped The service life of dedicated Redi Flo pumps may be compromised if the ambient water quality exceeds one or more of the following values pH 5 DO 2 ppm H2S 1 ppm CL 500 ppm TDS 1000 ppm Adherence to Environmental Regu...

Page 8: ...d to U S and Canadian electrical safety standards Dual Functionality The Redi Flo VFD can change from operating Redi Flo2 MP1 to Redi Flo4 SPE Variable Performance pumps with a few keystrokes Torque Boost The Redi Flo VFD is equipped with a torque boost voltage boost feature to aid in start up under severe conditions Optimized Volts Frequency V HZ Pattern The Redi Flo VFD V Hz pattern is specially...

Page 9: ...PROG key is used to edit a parameter setting DIAG soft key Press DIAG soft key to return to the main display window Left and Right Arrow Press or to move the cursor when navigating through the programming menus ENTER Press ENTER to save parameter value changes In the display mode the ENTER key is used to directly set the local speed reference It is also used to select other operations when prompte...

Page 10: ...TER when finished selecting desired motor speed to return to the display mode Press and release the FWD key to run the motor in the desired direction at the programmed speed Press STOP to stop the pump 3 JOG Command The JOG key can be used to ramp the pump up to a predetermined speed in the forward or reverse direction Press the JOG key then hold the FWD key and the pump will ramp to the speed set...

Page 11: ...ting Guide The RediFlo VFD requires very little maintenance and should provide years of trouble free operation when installed and applied correctly Occasional visual inspection and cleaning should be considered to ensure tight wiring connections and to remove dust dirt or foreign debris which can reduce heat dissipation Operational failures or warnings called Faults are displayed on the keypad dis...

Page 12: ...or 150 sec or 200 for 50 sec F Following Error Speed error beyond Set Speed Band parameter value Verify motor is not overloaded F DC Bus High DC Bus V over 405 810 1000V for 230V 460V 575V units Check line volt decel rates resistor on R1 R2 F DC Bus Low DC Bus V below 220 440 550V for 230V 460V 575V units Check line volt B to B voltage F Drive Over TEMP Heatsink temp exceeded 85 95qC Verify ambien...

Page 13: ...sabled Motion command given with drive disabled Check drive enable input A Drive Enabled Drive enabled during parameter download Drive must be disabled A PB Power Supply Power base logic power supply output is too low A AC Input High Correct the AC input line voltage high condition A Initial Pos The initial position reading from the absolute position feedback could not be read or is out of expecte...

Page 14: ...0V Carrier Freq Selectable 1 5 KHz Freq Resolution 0 01Hz Input Freq Range 48 62 Hz Maximum Output Frequency 400 Hz 100 Hz Base Frequency 400 Hz 100 Hz Torque Boost 0 15 Nominal Voltage V F Pattern Selectable Linear Square Law Accel Time 0 3600 Seconds Decel Time 0 3600 seconds Accel Decel Pattern Linear The SPE can operate up to 100Hz on 115v but in cases of higher pump loads the motor amperage c...

Page 15: ...ction for Equipment Protection Overcurrent Output Short Circuit Locked Rotor Over Voltage 400VDC Under Voltage 200VDC Motor Overload Vt Ct 150 for 60sec Line Start Lock Out VFD will not start upon input power application Line Transient Rating 860 VAC 810J MOV Between any power input terminal Ground 360 VAC 380 J MOV Between any two power input terminals Part V Ambient Operating Conditions Operatin...

Page 16: ...15 Parque Industrial Stiva Aeropuerto C P 66600 Apodaca N L Mexico Phone 011 52 81 8144 4000 Telefax 011 52 81 8144 4010 www grundfos com Being responsible is our foundation Thinking ahead makes it possible Innovation is the essence Subject to alterations WARRANTY SERVICE To obtain warranty service contact the Distributor or Dealer from which it was purchased to obtain instructions Under no circum...

Reviews: