We perform diagnostics and repairs of a following Dinverter Control Techniques inverters:
- Control Techniques DIN1220025A Dinverter .25kW
- Control Techniques DIN1220037A Dinverter .37kW
- Control Techniques DIN1220055A Dinverter .55kW
- Control Techniques DIN1220075A Dinverter .75kW
- Control Techniques DIN1220075B Dinverter .75kW
- Control Techniques DIN1220150B Dinverter 1.5kW
- Control Techniques DIN1220220B Dinverter 2.2kW
- Control Techniques DIN3220075B Dinverter .75kW
- Control Techniques DIN3220075B Dinverter .75kW
- Control Techniques DIN3220150B Dinverter 1.5kW
- Control Techniques DIN3220220B Dinverter 2.2kW
- Control Techniques DIN3380075B Dinverter .75kW
- Control Techniques DIN3380110B Dinverter 1.1kW
- Control Techniques DIN3380150B Dinverter 1.5kW
- Control Techniques DIN3380220B Dinverter 2.2kW
- Control Techniques DIN3380300B Dinverter 3kW
- Control Techniques DIN3380400B Dinverter 4kW
- Control Techniques DINI220025A Dinverter .25kW
Diagnostics codes and error tables
Inverter modes
| DISPLAY MODE | DISPLAY INDICATIONS | DRIVE STATUS |
| Status mode | no flashing | normal operation |
| Any mode | flashing | warning (but running) |
| Trip mode | flashing | tripped |
Inverter states
| DISPLAY | Dinverter output | Drive conditions |
| rdy | disabled | ready for operation |
| (number or text not given) | enabled | Motor under control by drive and may be rotating |
| inh | disabled | Drive inhibited |
| dEC | enabled | Deceleration by a brake command |
| trP | disabled | Tripped |
| dc | enabled | DC injection on a stop command |
Warning table
| DISPLAY | Warning |
| OUL | Overload of motor, approaching i*t motor trip unless load reduced |
| hot | Overtemperature of a heatsink |
Error codes
| DISPLAY | Value via serial read | Drive trip conditions |
| UU | 1 | DC undervoltage |
| OU | 2 | DC overvoltage |
| OI | 3 | Instantaneous overcurrent |
| PS | 4 | Power supply |
| Et | 5 | External trip |
| O.SP | 6 | Overspeed |
| It | 7 | Motor i*t overload |
| cL | 8 | Current loop loss |
| Oh2 | 9 | Heatsink overtemperature |
| EEF | 10 | EEPROM error |
| th | 11 | Motor thermistor overtemperature |
| Er1 | 12 | Load current offset too great at power up |
| Er2 | 13 | Microprocessor oscillator faulty |
| Er3 | 14 | Microprocessor software not functioning correctly |
| Er4 | 15 | Keypad button depressed at power up |
| t16 to t99 | 16 - 99 | User trips |
Parameter comparison of DINVERTER drives
| Parameter | Description | Default |
| Pr0 | Min frequency | 0Hz |
| Pr1 | Max frequency | 50Hz |
| Pr2 | Acceleration time | 5s/120Hz |
| Pr 3 | Deceleration time | 10s/120Hz |
| Pr 4 | Timed current limit | 150% |
| Pr 5 | Max const current | 100% |
| Pr 6 | Torque (voltage) boost | 5,1% |
| Pr 7 | Slip compensation | 0Hz |
| Pr 8 | DC injection brake current | 150% |
| Pr 9 | Serial address | 11 |
| Pr A | Fault log | blank |
| Prb | Security code | 0 |
| b0 | Torque or speed reference selector | 1=speed |
| b1 | Keypad auto/manual start selector | 1=manual |
| b2 | Stopping mode selector | 0=standard ramp |
| b3 | Low speed torque boost selector | 0=auto |
| b4 | Bipolar ref | 1=unipolar. With the addition of the SE51 option card, a bipolar speed input is achievable |
| b5 | Logic selector | n/a |
| b6 | Speed reference selector | 0 |
| b7 | Stopping mode selector | 0=standard ramp |
| b8 | Display mode selector | 0=frequency |
| b9 | Terminal/keypad select | 1=terminal |
| b10 | Display time-out mode | 0 |
| b11 | Remote reference input selector | 4-20mA |
| b12 | Baud rate selector | 4.8 |
| b13 | Parameter reset | 0 |
| b14 | Switching frequency | 2.9kHz |
| Prc | Voltage/frequency profile | 50Hz |
| Prd | Menu access | Brak |
| Pr10 | Skip frequency 1 | 0Hz |
| Pr11 | Skip frequency 2 | 0Hz |
| Pr12 | Skip frequency 3 | 0Hz |
| Pr13 | Skip freq. band 1 | 0.5Hz |
| Pr14 | Skip freq. band 2 | 0.5Hz |
| Pr15 | Skip freq. band 3 | 0.5Hz |
| Prd10-20 | Menu access | |
| Pr20 | Preset speed 1 | 0Hz |
| Pr21 | Preset speed 2 | 0Hz |
| Pr22 | Preset speed 3 | 0Hz |
| Pr23 | Preset speed 4 | 0Hz |
| Pr24 | Preset speed 5 | 0Hz |
| Pr25 | Preset speed 6 | 0Hz |
| Pr26 | Preset speed 7 | 0Hz |
| Pr27 | Jog speed | 1,5Hz |
| b20 | Preset speed selector | 0=3 presets and jog |
| b21 | Preset ram selector | 0 |
| b22 | Preset speed reversal selector | 0 |
| b23 | Preset ramp selector | 0 |
| b24-b25 | Analog output selector | 0 Frequency |
| b26 | Curent loop loss | 0=trip on loss |
| b27 | Normal running ramp selector | 0 |
| b28 | PI control selector | 0 |
| Prd20-30 | Menu access | |
| Pr30 | Preset 1 accel | 5s |
| Pr31 | Preset 2 accel | 5s |
| Pr32 | Preset 3 accel | 5s |
| Pr33 | Preset 4 accel | 5s |
| Pr34 | Preset 5 accel | 5s |
| Pr35 | Preset 6 accel | 5s |
| Pr36 | Preset 7 accel | 5s |
| Pr37 | Jog accel | 5s |
| Prd 30-40 | Menu acess | |
| Pr40 | Preset 1 decel | 10s |
| Pr41 | Preset 2 decel | 10s |
| Pr42 | Preset 3 decel | 10s |
| Pr43 | Preset 4 decel | 10s |
| Pr44 | Preset 5 decel | 10s |
| Pr45 | Preset 6 decel | 10s |
| Pr46 | Preset 7 decel | 10s |
| Pr47 | Jog decel | 0.2 |
| Prd40-50 | Menu access | |
| Pr50 | Number of reset attempts | 0 |
| Pr51 | Reset delay | 1s |
| b50 | Status relay selector | 0=drive healthy |
| b51 | fwd/rev key selector | 0=disable |
| b52 | Synchronize to a spinning motor selector | 0=disable |
| b53 | Status output selector | 0=drive running |
| b54 | Voltage to frequency ratio selector | 0=fixed V/F |
| b55 | Stop/reset selector | 0 |
| b56 | Deceleration selector for non important trips | 0 |
| Pr60 | Power rating of drive | |
| Pr61 | Software version number | |
| Pr62-Pr63 | Duration of drive running time | |
| Pr64 | DC bus braking level | 750 |
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