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nord NORDAC BASE SK 1 0E Series Brief Instructions

Frequency inverter
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BU 0185 – en
NORDAC BASE (SK 180E series)
Brief instructions for Frequency Inverters

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  • Page 1 BU 0185 – en NORDAC BASE (SK 180E series) Brief instructions for Frequency Inverters...
  • Page 2 They serve as the prerequisite for smooth and safe operation and the fulfilment of any warranty claims. Contact Getriebebau NORD GmbH & Co. KG if your questions regarding the handling of the device are not answered in this document or if you require further information.

  • Page 3: Version List

    Documentation Documentation Title: BU 0185 Order no.: 6071852 Series: SK 1x0E Device series: SK 180E, SK 190E Device types: 0.25–0.75 kW, 1~ 110–120 V, Out: SK 1x0E-250-112-O ... SK 1x0E-750-112- 230 V 0.25–1.1 kW, 1/3~ 200–240 V SK 1x0E-250-323-B ... SK 1x0E-111-323-B 1.5 kW, 3~ 200–240 V SK 1x0E-151-323-B...

  • Page 4: Copyright Notice

    Any editing or amendment or other utilisation of the document is prohibited. Publisher Getriebebau NORD GmbH & Co. KG Getriebebau-Nord-Straße 1 • 22941 Bargteheide, Germany • http://www.nord.com Fon +49 (0) 45 32 / 289-0 • Fax +49 (0) 45 32 / 289-2253 Member of the NORD DRIVESYSTEMS Group...
  • Page 5 Publisher BU 0185 en-3824...

  • Page 6: Table Of Contents

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters Table of Contents General ................................. 8 Overview ............................8 Safety, installation and application information .................. 9 Warning and hazard information ...................... 13 1.3.1 Warning and hazard information on the product ..............13 1.3.2 Warning and hazard information in the document ..............
  • Page 7 Table of Contents Service notes ........................... 71 Disposal ............................72 9.3.1 Disposal according to German law ..................72 9.3.2 Disposal outside of Germany....................72 BU 0185 en-3824...

  • Page 8: General

    • 2 digital outputs • Separate temperature sensor input (TF+/TF-) • NORD system bus for connection of additional modules with switchable terminating resistor and address that can be set via DIP switch • Four separate online switchable parameter sets •...

  • Page 9: Safety, Installation And Application Information

    1 General 1.2 Safety, installation and application information Before working on or with the device, please read the following safety instructions extremely carefully. Please pay attention to all other information from the device manual. Non-compliance can result in serious or fatal injuries and damage to the device or its surroundings. These safety instructions must be kept in a safe place! 1.
  • Page 10 NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters Triggering of a circuit breaker If the device is secured by a circuit breaker and if this was triggered, this may indicate that a residual current was interrupted. A component (e.g. device, cable or plug connector) in this circuit may have caused an overload (e.g.
  • Page 11 1 General Unauthorised changes and the use of spare parts and additional equipment tnot purchased from or recommended by NORD may cause fire, electric shock and injury. Do not change the original coating / paint or apply additional coatings / paints.
  • Page 12 Only original parts which are approved for the device and for operation in an explosion hazard area ATEX Zone 22 3D, EAC Ex must be used. • Repairs may only be carried out by Getriebebau NORD GmbH & Co. KG. BU 0185 en-3824...

  • Page 13: Warning And Hazard Information

    1 General 1.3 Warning and hazard information Under certain circumstances, hazardous situations may occur in association with the frequency inverter. In order to give explicit warning of possibly hazardous situations, clear warning and hazard information can be found on the device and in the relevant documentation. 1.3.1 Warning and hazard information on the product The following warning and hazard information is used on the product.

  • Page 14: Warning And Hazard Information In The Document

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 1.3.2 Warning and hazard information in the document The warning and hazard information in this document are located at the beginning of the section which describes the action which may result in the corresponding hazards. The warning and hazard information is classified as follows according to the risk and the severity of the resulting injuries.

  • Page 15: Standards And Approvals

    1 General 1.4 Standards and approvals All devices across the entire series comply with the standards and directives listed below. Applied Approval Directive Certificates Label standards Low Voltage 2014/35/EU 2014/30/EU EN 61800-5-1 EN 60529 RoHS 2011/65/EU EN 61800-3 C310400, (European Delegated 2015/863 C310401...
  • Page 16 NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters Devices which are configured and approved for use in explosion hazard environments ( Section 2.4 "Operation in potentially explosive environments ") comply with the following directives and standards. Applied Approval Directive Certificates...

  • Page 17: Type Code / Nomenclature

    1 General 1.5 Type code / nomenclature Unique type codes have been defined for the individual modules and devices. These provide individual details of the device type and its electrical data, protection class, fixing version and special versions. A differentiation is made according to the following groups: Frequency inverter Optional module Motor...

  • Page 18: Name Plate

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 1.5.1 Name plate All of the information which is relevant for the device, including information for the identification of the device, can be obtained from the name plate. Legend Type: Type / designation Part-No:...

  • Page 19: Frequency Inverter Type Code

    1 General 1.5.2 Frequency inverter type code SK 180E-370-323-B (-C) (-xxx) Special version IP protection class: Standard = IP55, C = IP66 Radio interference suppression: O = without, A = Class A1 (C2), B = Class B (C1) Mains voltage: x12 = 115 V, x23 = 230 V, x40 = 400 V Number of mains phases: 1xx = single-phase, 3xx = three-phase (with 230 V up to 1.1 kW: 1~/3~)

  • Page 20: Version In Protection Class Ip55, Ip66

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 1.6 Version in protection class IP55, IP66 The SK 1x0E is available in IP55 (standard) or IP66 (optional). The additional modules are available in protection classes IP55 (standard) or IP66 (optional). A protection class that differs from the standard (IP66) must always be specified in the order when ordering! There are no restrictions or differences to the scope of functionality in the protection classes that have...

  • Page 21: Assembly And Installation

    Information Device version IP6x IP6x-compliant devices must be installed by NORD, since special measures have to be implemented. IP6x components that are retrofitted on site cannot ensure that this protection class is provided. When delivered separately, the device includes the following components: •...

  • Page 22: Work Procedures For Motor Installation

    Fit the casing of the SK 1x0E to the terminal box base of the NORD motor using the existing screws and seal as well as the provided toothed contact washers. When doing this, align the casing so that the rounded side is facing the direction of the A bearing cover of the motor.
  • Page 23 Information about converting a drive to the device can be found in BU0320. SK 1x0E Adapter plate Gasket Motor, size 71 Figure 2: Example of motor size adaptation NORD Attachment Add-on motor size SK 1x0E size 1 SK 1x0E size 2...

  • Page 24: Braking Resistor (Bw) - (From Size 2)

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 2.2 Braking resistor (BW) - (from size 2) During dynamic braking (frequency reduction) of a three-phase motor, electrical energy is returned to the inverter if necessary. From size 2 and above, an internal or external braking resistor can be used to avoid a shut-down of the device due to overvoltage.
  • Page 25 2 Assembly and installation SK 1x0E-750-323-B(-C)-BRI SK 1x0E-111-323-B(-C)-BRI SK 1x0E-151-323-B(-C)-BRI Parameter number Meaning Setting [Unit] Remarks P555 P-limit chopper 100 [%] Power limit P556 Braking resistor 200 [Ω] Electrical resistance P557 Brake resistor type 0.05 [kW] Maximum continuous power P Of the braking resistor SK 1x0E-151-340-B(-C)-BRI SK 1x0E-221-340-B(-C)-BRI...

  • Page 26: External Braking Resistor Sk Bre4

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 2.2.2 External braking resistor SK BRE4-... / SK BRW4-… / SK BREW4-… The external braking resistor is provided for energy feedback, e.g. as occurs in pulsed drive units or lifting gear. Here, it may be necessary to plan for the exact braking resistor that is required (see adjacent figure).

  • Page 27: Electrical Connection

    2 Assembly and installation 2.3 Electrical Connection WARNING Electric shock Dangerous voltage can be present at the mains input and the motor connection terminals, even when the device is not in operation. • Before starting work, use suitable measuring equipment to check that all relevant components (voltage source, connecting cables, connection terminals of the device) are free of voltage •...

  • Page 28: Wiring Guidelines

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters Connecting terminals for (1) Power cable (X1.1) (2) Motor cable (X2.1) (3) Braking resistor lines (size 2 only) (4) Control lines (X4) (5) Control lines (X5) (SK 190E only) (6) PTC thermistor (TF) from motor (X3) (7) PE (X1.2 or X2.2) 2.3.1 Wiring guidelines...

  • Page 29: Electrical Connection Of Power Unit

    2 Assembly and installation NOTICE! Damage due to high voltage The device may be damaged by electrical loads which do not correspond to its specification. • Do not perform any high voltage tests on the device itself. • Disconnect the cable which is to be tested from the device before performing a high voltage insulation test.

  • Page 30: Electrical Connection Of The Control Unit

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 2.3.3 Electrical connection of the control unit Connection data: Terminal bar X4, X5 Cable Ø * [mm²] 0.2 … 1.5 0.2 … 1.5 Ø cable * [mm²] 0.2 … 0.75 0.2 …...

  • Page 31: Control Terminal Details

    2 Assembly and installation 2.3.3.1 Control terminal details Labelling, function AIN: Analogue input Digital output ASI+/-: Integrated AS interface DIN: Digital input 10 V: 10 V DC reference voltage for AIN SYS+/-: System bus 24 V: 24 V DC control voltage TF+/-: Motor thermistor (PTC) connection GND:...

  • Page 32: Operation In Potentially Explosive Environments

    Only a specially modified device is permitted for operation in ATEX zone 22. This adjustment is exclusively made at the NORD site. In order to use the device in the ATEX zone 22, the diagnostic caps are replaced with anodised oil inspection glasses, among other things.

  • Page 33: Options For Atex Zone 22, Category 3D

    2 Assembly and installation ( 1 ) Year of manufacture ( 2 ) Labelling of the device (ATEX) II 3D Ex tc IIIB T125 °C Dc X IP55: II 3D Ex tc IIIC T125 °C Dc X IP66: Assignment: • Protected by a “housing”...
  • Page 34 NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters Busschnittstellen SK CU4-CAO(-C) 275271001 / (275271501) SK CU4-DEV(-C) 275271002 / (275271502) SK CU4-ECT(-C) 275271017 / (275271517) SK CU4-EIP(-C) 275271019 / (275271519) SK CU4-PBR(-C) 275271000 / (275271500) SK CU4-PNT(-C) 275271015 / (275271515) SK CU4-POL(-C) 275271018 / (275271518) SK CU4-ETH(-C)

  • Page 35: Maximum Output Voltage And Torque Reduction

    2 Assembly and installation SK ATX-POT The Category 3D frequency inverter can be equipped with an ATEX-compliant 10 kΩ potentiometer (SK ATX-POT), which can be used to setpoint (e.g. speed) adjustment on the device. The potentiometer is used with an M20-M25 extension in one of the M25 cable glands. The selected setpoint can be adjusted with a screwdriver.

  • Page 36: Commissioning Information

    (Terminal 38/39). In addition, care must be taken that a NORD motor from the motor list (P200) is set. If a standard 4-pole NORD motor or a motor from a different manufacturer is not used, the data for the motor parameters ((P201) to (P208)) must be adjusted to those on the motor rating plate.
  • Page 37 Maximum frequency a motor speed of 3000 rpm is not exceeded. Select appropriate If a 4-pole NORD motor is used, the pre-set P200 motor power motor data can be called up.

  • Page 38: Eu Conformity Declaration - Atex

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 2.4.1.5 EU conformity declaration - ATEX BU 0185 en-3824...

  • Page 39: Display, Operation And Options

    3 Display, operation and options 3 Display, operation and options WARNING Electric shock When devices are open, electrically conducting elements (e.g. connection terminals, connection cables, PCBs, etc.) are freely accessible. These may be live, even if the device has been switched off. •...

  • Page 40: Potentiometer Adapter, Sk Cu4-Pot

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters Designation Part number Document Control and parameterisation units (handheld) SK CSX-3H SimpleBox 275281013 BU0040 SK PAR-5H ParameterBox 275281614 BU0040 Connection of a control and parameterisation unit Remove the diagnostics glass of the RJ12 socket. Establish RJ12-RJ12 cable connection between control unit and Frequency Inverter.
  • Page 41 3 Display, operation and options 1/3~ 230/400V + PE L1 - L2/N - L3 230/400V (A)GND (BU) (bl) Frequenzumrichter Frequency inverter 12(40) SK 2x0E-... 0-10V (ws) SK 1x0E-… (WH) 10V= (BN) (br) (BN) (br) 24V= (br) (BN) (BK) (sw) R/0/L R/0/L Poti (ws)

  • Page 42: Commissioning

    4.1 Factory settings All frequency inverters supplied by Getriebebau NORD are pre-programmed with the default setting for standard applications with 4-pole three-phase standard motors (same power and voltage). For use with motors with other powers or number of poles, the data from the name plate of the motor must be entered into the parameters P201...P207 under the menu item >Motor data<.

  • Page 43: Starting Up The Device

    4 Commissioning P200 Motor list: 0 = No change 8 = 0.37 kW 400V 1 = No motor 9 = 0.5 Hp 460V 2 = 0.25 kW 230V 10 = 0.55 kW 230V 3 = 0.33 Hp 230V 11 = 0.75 Hp 230V 4 = 0.25 kW 400V 12 = 0.55 kW 400V 5 = 0.33 Hp 460V...
  • Page 44 Type plate data for motor P220, Function 1 Calibrate stator resistance Value is written to P208 alternatively Motor data list Selection of a 4-pole NORD standard motor from a list P200 alternatively Motor identification Complete calibration of a connected motor...

  • Page 45: Dip Switches (S1, S2)

    4 Commissioning 4.2.2.2 DIP switches (S1, S2) The analogue inputs in the device are suitable for current voltage setpoints. correct processing of current setpoints (0-20 mA / 4-20 mA) the relevant DIP switch (S1 – bit 2 or 3) must be set to current signals ("ON"). DIP switch (S1 –...

  • Page 46: Commissioning Examples

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 4.2.3 Commissioning examples All SK 1x0E models can be operated as delivered. Standard motor data for a 4-pole standard asynchronous motor of the same power is parameterised. The PTC input must be bypassed, if a motor with PTC is not available.

  • Page 47: Parameter

    5 Parameter 5 Parameter WARNING Unexpected movement Connection of the supply voltage may directly or indirectly set the device into motion. This can cause unexpected movement of the drive and the attached machine, which may result in serious or fatal injuries and/or material damage.
  • Page 48 (DIP switches) have priority over software configurations (parameterisation). Each frequency inverter is preset at the factory for a NORD motor of the same power. All parameters can be adjusted “online”. Four parameter sets are available, which are switchable during operation. The scope of the parameters to be displayed can be influenced via the supervisor parameter P003.

  • Page 49: Parameter Overview

    5 Parameter 5.1 Parameter overview Operating displays P000 Operating display P001 Selection of display value P002 Display factor P003 Display factor Basic parameters P100 Parameter set P101 Copy parameter set P102 Acceleration time P103 Deceleration time P104 Minimum frequency P105 Maximum frequency P106 Ramp smoothing P107 Brake response time...
  • Page 50 NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters Control terminals P400 Function Setpoint inputs P401 Analogue input mode P402 Adjustment: 0% P403 Adjustment: 100% P404 Analogue input filter P410 Min. freq. Auxiliary setpoint P411 Max. Freq. Auxiliary P412 Nom.
  • Page 51 5 Parameter Extra parameters P501 Inverter name P502 Master function value P503 Leading function output P504 Pulse frequency P505 Absolute minimum freq. P506 Auto. Fault acknowledgement P509 Control word source P510 Setpoint source P511 USS baud rate P512 USS address P513 Telegram timeout P514 CAN bus baud rate...
  • Page 52 P200 Select appropriate motor power preset motor data can be called up. Motor list If a 4-pole NORD motor is not used, the P201 – P208 motor data on the rating plate must be [xxx] Data according to rating plate Motor data entered here.
  • Page 53 5 Parameter Parameter list - inverter information (selection) Parameter Description Settings / functions (selection) Display of current messages for the actual Error group: operating status of the frequency inverter such 1 / 2 = Overtemperature of inverter / as faults, warnings or the cause of a switch-on motor P700 block.

  • Page 54: Operating Status Messages

    If the device is in the status "Not Ready" or "Start Disabled", the reason for this is indicated in the third array element of parameter (P700). Display is only possible with the NORD CON software or the ParameterBox. Warning messages  (P700 [-02]) Warning messages are generated as soon as a defined limit is reached.

  • Page 55: Diagnostic Leds On Device

    6 Operating status messages If the cause of the error is no longer present, the error display in the SimpleBox flashes and the error can be acknowledged with the Enter key. In contrast, warning messages are prefixed with "C" ("Cxxx") and cannot be acknowledged. They disappear automatically when the reason for them is no longer present or the frequency inverter has switched to the "Error"...

  • Page 56: Messages

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 6.3 Messages Error messages Display in the SimpleBox / ControlBox Fault Cause Text in the ParameterBox • Remedy Group Details in P700 [-01] / P701 E001 Overtemp. Inverter Inverter temperature monitoring measurements are outside of the permissible temperature "Inverter overtemperature"...
  • Page 57 6 Operating status messages E004 Overcurrent module Error signal from module (short duration) • Short-circuit or earthing fault at FI output • Motor cable is too long • Use external output choke • Brake resistor faulty or resistance too low ...
  • Page 58 NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters E009 Reserved 10.0 Bus Timeout E010 Telegram time-out / Bus off 24V int. CANbus • Data transfer is faulty. Check P513. • Check physical bus connections • Check bus protocol program process. •...
  • Page 59 6 Operating status messages 12.4 Current limit Limit from potentiometer or setpoint source has switched off. P400 = 14 12.5 Load monitor Switch-off due to overshooting or undershooting of permissible load torques ((P525) … (P529)) for the time set in (P528). •...
  • Page 60 NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters E020 20.0 Reserved E021 20.1 Watchdog 20.2 Stack overflow 20.3 Stack underflow 20.4 Undefined opcode 20.5 Protected Instruct. "Protected Instruction" 20.6 Illegal word access System error in program execution, triggered by EMC 20.7 Illegal Inst.
  • Page 61 6 Operating status messages Warning messages Display in the SimpleBox / ControlBox Warning Cause Text in the ParameterBox • Remedy Group Details in P700 [-02] Overtemp. Inverter C001 Inverter temperature monitoring Warning: permissible temperature limit reached. "Inverter overtemperature" (inverter heat sink) Reduce ambient temperature •...
  • Page 62 NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters One of the cyclically saved messages such as C008 Parameter loss Warning: operating hours or enabling time could not be saved successfully. The warning disappears as soon as saving can be successfully performed.
  • Page 63 1 V or 2 mA This also occurs if the relevant analog input is parameterised to function "0" ("no function"). • Check connections Indication of operating mode (message) on the ParameterBox or virtual operating unit of the NORD CON-Software: "Not ready" BU 0185 en-3824...

  • Page 64: Faq Operational Problems

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 6.4 FAQ operational problems Fault Possible cause Remedy • Check connections and supply Device will not start (all LEDs • No mains voltage or wrong mains cables off) voltage •...
  • Page 65 6 Operating status messages Motor speed does not • Analogue input function set to Check P400 • correspond to the setpoint “Frequency addition”. Another setpoint is • P420, check active fixed specification present. frequencies • Check bus setpoints • P104/ P105 Check “Min/ max. –frequency”...

  • Page 66: Technical Data

    NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters 7 Technical data 7.1 General frequency inverter data Function Specification Output frequency 0.0 … 400.0 Hz Pulse frequency 3.0 … 16.0 kHz, factory setting = 6 kHz Power reduction > 8 kHz with 115 / 230 V device, > 6 kHz with 400 V device Typical overload capacity 150% for 60 s, 200% for 3.5 s Efficiency...

  • Page 67: Technical Data For Determining The Energy Efficiency Level

    7 Technical data 7.2 Technical data for determining the energy efficiency level The following tables relate to the provisions of the Ecodesign EU Regulation 2019/1781. Information Calculation basis for the energy efficiency level The energy efficiency specifications come from calculations according to DIN EN 61800 “Adjustable speed electrical power drive systems –...
  • Page 68 NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters Indicative Max. Output Rated output Rated input Rated input FI type output operating power current frequency voltage range power temperature Notice: A comma counts as a full stop and signifies a decimal place. NORDAC [kVA] [kW]...

  • Page 69: Additional Information

    8 Additional information 8 Additional information Additional information relating to the operation of the frequency inverter, such as • • Derating • Standardisation of setpoint / target values can be found in the main instructions for the frequency inverter BU 0185 en-3824...

  • Page 70: Maintenance And Servicing Information

    9 Maintenance and servicing information 9.1 Maintenance information NORD frequency inverters are maintenance-free in normal operation(see chapter 7 "Technical data"). Dusty environments If the device is operated in dusty air, the cooling surfaces must be cleaned with compressed air at regular intervals.

  • Page 71: Service Notes

    9 Maintenance and servicing information 9.2 Service notes In case of service/repair, contact your NORD Service contact person. You will find your contact person listed on your order confirmation. Additionally, you will find further possible contact persons using the following link: https://www.nord.com/de/global/locator-tool.jsp.
  • Page 72 The components do not contain any electrochemical cells, batteries or accumulators, which must be separated and disposed of separately. • In Germany, NORD components can be handed in at the headquarters of Getriebebau NORD GmbH & Co. KG. WEEE Name of the manufacturer /...

  • Page 73: Keyword Index

    Key word index Key word index Assembly Factory settings ..........42 SK 1x0E ............. 21 ATEX ..........12, 16, 32 Operational problems ........ 64 Optional ATEX modules ......33 Faults ............54, 55 ATEX ATEX Zone 22, Cat. 3D ......32 I²t limit............
  • Page 74 NORDAC BASE (SK 180E series) – Brief instructions for Frequency Inverters SK BRI4- ..........24, 26 Total currents ..........30 SK BRW4- ............. 26 Type code ............. 17 SK CU4-POT ..........40 Storage ............ 66, 70 Ventilation ............. 21 Switch-on cycles ..........66 Warning messages ........
  • Page 75 Key word index BU 0185 en-3824...

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