Control Techniques Dinverter A User Manual
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Control Techniques Dinverter A User Manual

Variable speed drive for 3-phase induction motors 0.25kw to 0.75kw
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User Guide
Dinverter
Variable Speed Drive
for 3-phase induction motors
0.25kW to 0.75kW
Part Number: 0446–0023 Issue Number: 9

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Summary of Contents for Control Techniques Dinverter A

  • Page 1 User Guide Dinverter A A Dinverter Variable Speed Drive for 3-phase induction motors 0.25kW to 0.75kW Part Number: 0446–0023 Issue Number: 9...
  • Page 2 This product is supplied with the latest version of user-interface and machine-control software. If this product is to be used with other Control Techniques variable speed drives in an existing system, there may be some differences between their software and the software in this product.
  • Page 3 Configuring the Drive for the motor Checking operation in Terminal mode Checking operation in Keypad mode Making adjustments Menu 0 parameters Diagnostics Status messages Warning indications When a trip occurs Trip codes Security Introduction to the security system Security procedures Dinverter A Issue code: d2au9...
  • Page 4 Refer to this User Guide or the Dinverter A EMC Data Sheet for further information on EMC standards complied with by the product, and for guidelines on installation.
  • Page 5 This User Guide covers the basic functions of the Dinverter which are intended for the majority of applications. The Dinverter also has advanced functions which are covered in the Dinverter A Technical Reference Manual. (This can be obtained from a Control Techniques distributor or Drive Centre listed at the end of this User Guide.) The advanced functions...
  • Page 6 • The Dinverter can be stopped by process-generated trips • Programmable motorized potentiometer • Un-dedicated programmable logic • Un-dedicated programmable comparator In addition to information for the advanced functions, the Dinverter A Technical Reference Manual contains the following: • Advanced data • Calculating enclosure sizes and cooling •...
  • Page 7 Drive. Serial communications Using a system controller or PLC connected to the Drive by a 2-wire RS485 serial communications link (can be used in conjuction with Terminal mode or Keypad mode). Dinverter A User Guide Issue code: d2au9...
  • Page 8 Environmental limits The instructions in this User Guide regarding transport, storage, installation and use of Drives must be complied with, including the specified environmental limits. Drives must not be subjected to excessive physical force. Dinverter A User Guide Issue code: d2au9...
  • Page 9 Low speeds may cause the motor to over-heat because the cooling fan becomes less effective. The motor should then be fitted with a protection thermistor. If necessary, a separate cooling fan should be used. Dinverter A User Guide Issue code: d2au9...
  • Page 10 Before making adjustments to the Drive, ensure all personnel in the area are warned. Make notes of all adjustments that are made. Never work on a variable speed drive on your own: ensure that a suitably qualified person is present to assist in an emergency. Dinverter A User Guide Issue code: d2au9...
  • Page 11 Gland plate fitted; cable glands not fitted: IP10 Cable-glands fitted: IP20 Overall These dimensions exclude the mounting brackets. dimensions Height: 140mm (5 Width: 75mm (3 in) Depth: 192mm (7 Weight Approximate weight of each model: 1.2kg (2lb 11oz) Dinverter A User Guide Issue code: d2au9...
  • Page 12 This is a summary of the EMC performance of the Drive. For full details, magnetic refer to the Dinverter A EMC Data Sheet which can be obtained from a Drive Centre or distributor listed at the end of this User Guide.
  • Page 13 PWM switching frequency: 3kHz nominal (selectable up to 12kHz) Maximum output frequency: 240Hz (up to 960Hz) For operation at PWM switching frequencies above 3kHz, refer to the Dinverter A Technical Reference Manual. Accuracy The following data applies to the Drive only; it does not include the performance of the source of the control signals.
  • Page 14 Above 40°C (104°F), the current rating is reduced by 0.2A/°C (0.11A/°F). Ambient temperature 0.65kg (1lb 6oz) Weight Overall These dimensions exclude the mounting brackets. dimensions Height: 140mm (5 Width: 40mm (1 Depth: 192mm (7 Dinverter A User Guide Issue code: d2au9...
  • Page 15 Table 3–4 Maximum ground leakage current Standard mode 2.7mA at 240V 50Hz 3.0mA at 220V 60Hz Long-cable mode 52.5mA at 240V 50Hz 57.5mA at 220V 60Hz Dinverter A User Guide Issue code: d2au9...
  • Page 16 The voltages present in the following locations can cause severe electric shock and may be lethal: supply cables and connections Output cables and connections Many internal parts of the Drive, and external option units Dinverter A User Guide Issue code: d2au9...
  • Page 17 In this case, consult Control Techniques or their authorized distributor. supply by plug and socket Special attention must be given if the Drive is installed in...
  • Page 18 Chapter 3 Data for further information on compliance with EMC standards and definitions of environments. Detailed instructions and EMC information are given in the Dinverter A EMC Data Sheet which is available from the Drive Centres and distributors listed at the end of the User Guide.
  • Page 19 Drive. The installation must meet the electrical safety requirements specified by the end-user. The planned size of the installation will not exceed the space available. Dinverter A User Guide Issue code: d2au9...
  • Page 20 • Motor cable length • The ground-leakage current of the RFI filter Note When compliance with EMC emission standards is required, the length of the motor cable must not exceed 100 metres (330 feet). Dinverter A User Guide Issue code: d2au9...
  • Page 21 Mount the RFI filter at the left side of the Drive in order to minimize the cable length between the Drive and filter. Decide whether the Drive and RFI filter are to be mounted on a DIN-rail. Dinverter A User Guide Issue code: d2au9...
  • Page 22 AC supply isolator, fuses or contactor, and MCBs fuses or MCBs Locate as Locate as required. required. Enclosure Figure 4–2 Recommended layout for routine EMC precautions (wiring recommendations are given in Figure 4–7) Dinverter A User Guide Issue code: d2au9...
  • Page 23 AC supply isolator, MCBs contactor, and Locate as fuses or MCBs required. Locate as required. Enclosure Figure 4–3 Recommended layout for compliance with EMC emissions standards (wiring recommendations are given in Figure 4–8) Dinverter A User Guide Issue code: d2au9...
  • Page 24 Drive must be used as shown in Figure 4–4. Back-plate Hole for surface mounting bracket Drive heatsink Earthing spring 45mm (1 / 65mm (2 / Hole for surface mounting bracket Figure 4–4 Mounting the earthing spring Dinverter A User Guide Issue code: d2au9...
  • Page 25 (4 in) (¼ in) (¼ in) 36mm (1 / DIN-rail 108mm 140mm (4¼ in) (5½ in) Area occupied by the Drive Surface-mounting bracket ∅ M5 ≥100mm (4 in) Nearest objects to the Drive Dinverter A User Guide Issue code: d2au9...
  • Page 26 DIN-rail bracket M4 Taptite screw Surface-mounting bracket M4 Taptite screw Locate the Drive on a DIN-rail and secure the Drive to the back-plate using an M5 ( in) screw. DIN-rail M5 ( / Dinverter A User Guide Issue code: d2au9...
  • Page 27 RFI filter, in the same manner as for the Drive. Locate the RFI filter on the DIN-rail and secure the surface-mounting bracket in the same manner as for the Drive. Dinverter A User Guide Issue code: d2au9...
  • Page 28 (¼ in) ≥100mm ∅ M5 (4 in) Surface- mounting bracket 152mm 140mm (6 in) (5½ in) Area occupied by the Drive Surface-mounting bracket ∅ M5 ≥100mm (4 in) Nearest objects to the Drive Dinverter A User Guide Issue code: d2au9...
  • Page 29 Fit brackets for surface mounting. Surface-mounting bracket M4 Taptite screw Surface-mounting bracket M4 Taptite screw Secure the Drive to the back-plate using two M5 ( in) screws. Dinverter A User Guide Issue code: d2au9...
  • Page 30 Fit both surface-mounting brackets to the rear panel of the RFI filter, in the same manner as for the Drive. Secure the surface-mounting brackets to the back-plate in the same manner as for the Drive. Dinverter A User Guide Issue code: d2au9...
  • Page 31 The table below shows typical cable sizes for power input and output wiring. In the event of a Warning conflict, local regulations prevail. Use pvc-insulated cable having copper conductors as shown in Table 4–1. Dinverter A User Guide Issue code: d2au9...
  • Page 32 240V 240V 240V 400V * When a braking resistor is required, you must refer to the Dinverter A Technical Reference Manual. Minimum value: 100Ω. Type of motor cable Refer also to Wiring recommendations later in this chapter. Routine EMC precautions Use either of the following: •...
  • Page 33 Drive. RFI filters (for EMC purposes) do not give adequate protection against these conditions. Caution Note When an line reactor is installed, at power-up it may cause current-ringing in conjunction with the -bus Dinverter A User Guide Issue code: d2au9...
  • Page 34 Drive Working in the terminal chamber of the Drive Use a 3mm flat-blade screwdriver to remove the terminal cover from the Drive. Terminal cover Underside of the Drive Recess 3mm ( / screwdriver Dinverter A User Guide Issue code: d2au9...
  • Page 35 Drive is to be used in Terminal mode; fit two glands when the Drive is to be used in Keypad mode. (See Methods of control in Chapter 1 Introduction.) When glands are used, refer to Figure 4–6. Dinverter A User Guide Issue code: d2au9...
  • Page 36 Figure 4–6 Assignments of the glands (when used) in the terminal chamber of the Drive Use the cable-tying point with a cable tie to secure the power cables as required. Dinverter A User Guide Issue code: d2au9...
  • Page 37 Use a 3mm flat-blade screwdriver to remove the terminal cover from the RFI filter. Terminal cover Underside of the RFI filter 3mm ( / screwdriver Recess Use the screwdriver to lever the power connector from the terminal chamber. Dinverter A User Guide Issue code: d2au9...
  • Page 38 RFI filter If required, fit two glands to the gland plate. Make the connections shown in Figure 4–9. If required, connect terminal D1 to terminal D2 to set the RFI filter in long-cable mode. Dinverter A User Guide Issue code: d2au9...
  • Page 39 EMC must be adhered to closely. When external signal connections are to be made to the Drive, also refer to Signal connections for operation in Terminal mode later in this chapter. Dinverter A User Guide Issue code: d2au9...
  • Page 40 Control cables to the Drives Output 3 Output 2 Output 1 Ground System controller Isolator L1/L Contactor L2/N Fuses or supply Ground Power-ground bus-bar Figure 4–8 Wiring guidelines for routine EMC precautions Dinverter A User Guide Issue code: d2au9...
  • Page 41 Drive L1/L L2/N Back-plate Enclosure Dinverter A User Guide Issue code: d2au9...
  • Page 42 If the control circuit 0V is to be grounded, this should be done at the system controller (eg. PLC) and not at the Drive. This is to avoid injecting noise currents into the 0V circuit. Dinverter A User Guide Issue code: d2au9...
  • Page 43 This page is intentionally not used Dinverter A User Guide Issue code: d2au9...
  • Page 44 Control cables to the Drives Output 3 Output 2 Output 1 Ground System controller L1/L Isolator Contactor L2/N Fuses or supply Ground Power-ground bus-bar Figure 4–9 Wiring guidelines for compliance with EMC emission standards Dinverter A User Guide Issue code: d2au9...
  • Page 45 RFI filter Drive L1/L L1/L L2/N L2/N Back-plate Enclosure Dinverter A User Guide Issue code: d2au9...
  • Page 46 If the control circuit 0V is to be grounded, this should be done at the system controller (eg. PLC) and not at the Drive. This is to avoid injecting noise currents into the 0V circuit. Dinverter A User Guide Issue code: d2au9...
  • Page 47 Refer to the Dinverter A EMC Data Sheet for advice on the following variations to the wiring: • Connecting the motor cable to a terminal block in the enclosure • Fitting a motor isolator for safety when work is to be carried out on the motor •...
  • Page 48 If the control circuits are to be connected to circuits classified as Safety Extra Low Voltage (SELV), an additional isolating barrier must be included in order to maintain the SELV classification. Dinverter A User Guide Issue code: d2au9...
  • Page 49 Figure 4–11 Control signal connections Analog signal wiring must be shielded unless it is totally contained in the enclosure. The shield must be grounded at the system controller not at the Drive-end of the cable. Dinverter A User Guide Issue code: d2au9...
  • Page 50 Single-ended Voltage range (programmable) 0 to +10V Absolute maximum voltage range –50V to +50V relative to 0V common Input resistance 94kΩ Resolution 10-bit + polarity sign ±200mV Absolute accuracy Sampling period 16ms (60Hz) Dinverter A User Guide Issue code: d2au9...
  • Page 51 The relay must not be connected to an supply of over- voltage category greater than II, as defined in IEC664-1 Insulation co-ordination for equipment within low voltage Warning systems, section 2.2.2.1.1. B1 B1 0V common Dinverter A User Guide Issue code: d2au9...
  • Page 52 ≤4.4V, or ≤2.6kΩ connected to 0V Active (logic low) Input resistance 5.6kΩ pull-up resistor Switching thresholds when operating in positive logic... ≥11.1V Active (logic high) ≤4.4V Inactive (logic low) Input resistance 5.6kΩ pull-down resistor 0V common Dinverter A User Guide Issue code: d2au9...
  • Page 53 –7V to +12V on both terminals relative to 0V voltage Input resistance 100Ω (termination resistor in the terminal chamber) Serial communications protocol CT–ANSI Baud rate 4800 Transmit delay (programmable) 20 milliseconds (after receipt of message) Dinverter A User Guide Issue code: d2au9...
  • Page 54 Drives except the last Drive on the serial link. Connect two 2.2kΩ ±10% resistors as shown in Figure 4–12 to the last (or only) Drive, on the serial link. Adding these resistors improves noise immunity. Dinverter A User Guide Issue code: d2au9...
  • Page 55 Figure 4–12. Ensure the total cable length does not exceed 1200 metres (4,000 feet). For detailed information on using the Drive with serial communications, see the Dinverter A Technical Reference Manual. Termination Termination resistor removed...
  • Page 56 Connecting a motor thermistor to terminals C4 and C5 Make a note to set parameter 0.25 at Connect a motor thermistor to terminals C4 and C5, as shown in Figure 4–14. Remove the termination resistor. Dinverter A User Guide Issue code: d2au9...
  • Page 57 Do not connect the shield of the thermistor cable to the motor frame, or to the ground point for the motor. 15kΩ ±1% Figure 4–14 Connecting a motor thermistor to terminals C4 and C5 Dinverter A User Guide Issue code: d2au9...
  • Page 58 Note the Caution in Wiring recommendations earlier in this chapter. After the terminal cover is re-fitted, the Drive can be used. Refer to Chapter 5 Programming instructions. Dinverter A User Guide Issue code: d2au9...
  • Page 59 (2kΩ min) Speed reference 3 × 2.5mm 0V common (14AWG) 8 × 0.5mm (20AWG) 4 × 1.0mm (18AWG) (Parameter 0.05 set 0 (default).) Figure 4–16 Temporary connections for bench-testing the Drive in Terminal mode Dinverter A User Guide Issue code: d2au9...
  • Page 60 Parameter .00 Parameter .00 is a special parameter that is used for the following: • Saving new values given to parameters • Controlling security • Configuring the Drive Dinverter A User Guide Issue code: d2au9...
  • Page 61 Reading and changing parameter values Displaying the operating status of the Drive Displaying fault and trip codes Display Programming keys Control keys Figure 5–1 Display and keypad as seen when the supply is connected to the Drive Dinverter A User Guide Issue code: d2au9...
  • Page 62 Stop or reset the Drive ( ) (when the Drive STOP/RESET is operating in Terminal mode, it can still be reset using this key) Change the direction of rotation of the motor ( FWD/REV Dinverter A User Guide Issue code: d2au9...
  • Page 63 (as shown in Figure 5–1). The display is in Status mode. If the display shows either of the following instead of , check the connection to the terminal indicated: Indication Check terminal... Function Drive enable External trip Dinverter A User Guide Issue code: d2au9...
  • Page 64 . The display enters Parameter mode. The display alternately shows the menu and parameter number as before. Within eight seconds, and irrespective of whether the menu or parameter number is momentarily displayed, momentarily press: Dinverter A User Guide Issue code: d2au9...
  • Page 65 When the display is in Edit mode, it shows the value of the parameter. The least significant digit flashes, as shown in Figure 5–4. (The value shown is the default value for 0.06; the value displayed may be different if the Drive has been used previously.) Dinverter A User Guide Issue code: d2au9...
  • Page 66 This operation can be repeated to select the most significant digit of the display. If this digit is not currently displayed, it can still be selected. When selected, a bar appears in its place. Dinverter A User Guide Issue code: d2au9...
  • Page 67 Quick selection from least to most significant digit To select the most significant digit when the least significant digit is flashing, momentarily press at the same time: Figure 5–8 Selecting the most-significant digit when the least significant digit is flashing Dinverter A User Guide Issue code: d2au9...
  • Page 68 2. The same principles apply when reaching the minimum value. Setting the value at zero Momentarily press at the same time Figure 5–9 Setting the value of a parameter at zero Dinverter A User Guide Issue code: d2au9...
  • Page 69 • Security is preventing access. Refer to Introduction to the security system in Chapter 9 Security. Negative values When the value of a bipolar variable parameter is negative, a minus sign appears at the left of the displayed value. Dinverter A User Guide Issue code: d2au9...
  • Page 70 If the menu number does not change, this indicates that standard security has not been unlocked (see Security procedures in Chapter 9 Security). To select a lower-numbered menu, press To scroll through the menu numbers, hold down the keys. Dinverter A User Guide Issue code: d2au9...
  • Page 71 Refer to Saving the new value of a parameter earlier in this chapter to save the default values. Dinverter A User Guide Issue code: d2au9...
  • Page 72 Ensure the terminal cover is fitted to the Drive. If the cover needs to be removed, the supply must first be disconnected for eight minutes. Connect the supply to the Drive. The display should show Dinverter A User Guide Issue code: d2au9...
  • Page 73 Maximum continuous current Model DIN1220025A 1.5A DIN1220037A 2.3A DIN1220055A 3.0A DIN1220075A 4.3A Note It is essential that the correct value is entered in parameter 0.46. This affects the thermal protection of the motor. Dinverter A User Guide Issue code: d2au9...
  • Page 74 If the Drive stops working and the display shows flashing text, this indicates the Drive has tripped. The text indicates the cause of the trip. Refer to Chapter 8 Diagnostics. Press to reset the Drive. Disconnect the supply. (This completes bench-testing.) Dinverter A User Guide Issue code: d2au9...
  • Page 75 Refer to Chapter 8 Diagnostics. Press to reset the Drive. Disconnect the supply. Note that next time the Drive is started, it will accelerate the motor to the last speed setting. (This completes bench-testing.) Dinverter A User Guide Issue code: d2au9...
  • Page 76 Making adjustments You can optimize the Drive for the majority of applications by making further adjustments to the parameters in Menu 0. For applications that require more advanced programming, refer to the Dinverter A Technical Reference Manual. Dinverter A User Guide...
  • Page 77 0.36 ~ 0.38 Serial communications 0.41 PWM switching frequency 0.42 ~ 0.47 Motor parameters 0.49 ~ 0.50 Status Refer to the Dinverter A Technical Reference Manual for details of parameters in the advanced menus. Dinverter A User Guide Issue code: d2au9...
  • Page 78 Control and mode selector monitoring Run forward 1.13 Sequencer Run reverse Jog selected 0.16 Stop mode 1.12 selector Drive enable Reverse selected External trip 1.11 Final speed reference on Menu 0 logic diagram Dinverter A User Guide Issue code: d2au9...
  • Page 79 Serial interface 0.37 address Motor-voltage calculations Initial parameter 0.38 displayed selector 0.07 Select boost mode Motor voltage 0.08 Boost voltage 0.49 Security status Select dynamic 0.09 V/f boost Software 0.50 version Dinverter A User Guide Issue code: d2au9...
  • Page 80 Note that the output frequency of the Drive can exceed the value set in 0.02 due to the actions of slip compensation and current limiting. If [0.02] is set below [0.01], [0.01] is automatically set at the new value of 0.02. Dinverter A User Guide Issue code: d2au9...
  • Page 81 Set as follows to select the required source for the speed reference: Analog input 1 (this setting is also used when control signal(s) applied to digital input(s) are used to select the speed reference source – see the Dinverter A Technical Reference Manual) Analog input 1 Analog input 2...
  • Page 82 Set at 1 for voltage-to-frequency ratio to be dependent on load current; this will save power and reduce acoustic noise in the motor when lightly loaded. Use this setting for fan or pump applications. Dinverter A User Guide Issue code: d2au9...
  • Page 83 0.13 indicates the value of the torque-producing current in the motor. Deceleration selectors 0.14 Jog speed Uni 0 ~ 400 Hz reference (See the Dinverter A Technical Reference Manual.) 0.15 Deceleration/ Txt Std braking mode selector Set at (0) when maximum braking is demanded from the Drive. This setting selects deceleration with ramp-hold.
  • Page 84 0.17 Select torque 0 (Speed. control) control 1 (Torque control) Ensure 0.17 is set at 0 for speed control. (For torque control, see the Dinverter A Technical Reference Manual.) Dinverter A User Guide Issue code: d2au9...
  • Page 85 Keypad speed reference monitoring 0.24 Analog input 1 Txt ULt mode selector Ensure 0.24 is set at for signal voltage input. (For use as a motor thermistor input, see the Dinverter A Technical Reference Manual.) Dinverter A User Guide Issue code: d2au9...
  • Page 86 Drive must be given an address. If necessary, change the value of 0.37 to the required address. 0.38 initial parameter Uni 0 ~ 50 0.10 displayed selector See Changing the initial parameter to be displayed in Chapter 5. Dinverter A User Guide Issue code: d2au9...
  • Page 87 [0.46] × [0.43] Status 0.49 Security status Uni (See below) Refer to Identifying the security status in Chapter 5. 0.50 Software version Uni 1.00 ~ 9.99 Software version 02.01.XX is displayed as 2.01 Dinverter A User Guide Issue code: d2au9...
  • Page 88 The value displayed relates to the initial parameter The Drive is running. selected by parameter 0.38 or the parameter last selected by the user. The initial parameter displayed by default is 0.10 Motor frequency. Dinverter A User Guide Issue code: d2au9...
  • Page 89 Chapter 5 Programming Instructions. The display will return to Status mode and display trP. Ensure the cause of the trip has been removed (eg. remove an external trip signal). Dinverter A User Guide Issue code: d2au9...
  • Page 90 EEPROM Corruption due to severe electrical noise Try restoring default values, then re-enter the values for the application. If the trip persists, consult a Drive Centre. Excessive motor temperature (detected by motor thermistor) Dinverter A User Guide Issue code: d2au9...
  • Page 91 If the trip persists, consult a Drive Centre. Keypad button A key is pressed at the time the supply depressed when is connected supply is connected If the trip persists, consult a Drive Centre. Dinverter A User Guide Issue code: d2au9...
  • Page 92 User security operates only after it has been set up by the user entering a security suitable three-digit user-security code number in parameter B.30; the Drive is supplied with no user-security code. User security is unlocked by the user entering the same code in parameter 0.00. Dinverter A User Guide Issue code: d2au9...
  • Page 93 The user enters separately the numbers for the user- security code and standard- security code in parameter 0.00 In all cases, parameter 0.00 can be accessed. See Security procedures later in this chapter. Dinverter A User Guide Issue code: d2au9...
  • Page 94 Note If default values are subsequently restored, parameter B.30 is not affected. Unlocking user security Enter the user security number in parameter 0.00. This may be done before or after unlocking standard security. Dinverter A User Guide Issue code: d2au9...

This manual is also suitable for:

Din1220025aDin1220037aDin1220055aDin1220075a

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