nord NORDAC SK 1 E Series Manual

nord NORDAC SK 1 E Series Manual

Electronic motor starter, electronic soft starter, electronic reversing starter

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NORDAC SK 1xxE Series
SK 140E
SK 150E
SK 160E
Getriebebau NORD 
Manual
Electronic motor starter
Electronic soft starter
Electronic reversing starter
GmbH & Co. KG
BU 0100 GB

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  • Page 1 Manual NORDAC SK 1xxE Series SK 140E Electronic motor starter SK 150E Electronic soft starter SK 160E Electronic reversing starter BU 0100 GB Getriebebau NORD  GmbH & Co. KG...
  • Page 2: Table Of Contents

    Table of content 1 General description ..........................3 1.1 Delivery ................................. 4 1.2 European EMV (EMC) guideline........................4 2 Electronic Motor Starter SK 140E ....................5 2.1 Principle of function ............................5 2.2 Device design ..............................6 2.2.1 SK 140E-1-O ............................
  • Page 3: General Description

    EN 50281 (Guideline 94/9/EG). However, this only applies if no further add-on options (AS interface, plug connectors) are included. The most current information and documentation can be downloaded free of charge from the homepage of Getriebebau NORD at www.nord.com BU 0100 GB...
  • Page 4: Delivery

    NORDAC SK 1xxE SAFETY NOTES Safe operation of the device requires that it is mounted and made operational by qualified personnel according to the instructions provided in this manual. Qualified personnel paying special attention to the safety and warning notes may only make adjustments. Special attention must be paid to the general and regional installation and safety regulations for work on high-voltage installations (e.g., EN, VDE) as well as to the directions for the proper use of tools and the utilization of personal protection devices.
  • Page 5: Electronic Motor Starter Sk 140E

    NORDAC SK 140E 2 Electronic Motor Starter SK 140E 2.1 Principle of function The SK 140E enables a simple motor startup in one direction. The switching process takes place through 2 wear-free power switches. The activation or release of the drive occurs through a 24 VDC control signal.
  • Page 6: Device Design

    The SK 140E-1-O (Mat. No. 275101400) is a motor starter without permanently integrated rectifier. However, it is possible to install any rectifier by Getriebebau NORD. This can be utilized in case of retrofitting or at system voltages of < 380 V. Spacer bolts are used for the assembly of the rectifiers. ( See also chapter 5.1 )
  • Page 7: Electrical Connection

    NORDAC SK 140E 2.3 Electrical connection Power cable: The system connection shall be performed with a cable of sufficient cross-section (max. 4 mm Control unit: 4-pole plug with screw terminals 1.5 mm (electrically separated from the system potential) PTC resistor/brake: 3 x 2-pole screw terminals with 1.5 mm (on system potential) Cable entry: The following are available: 1 x M25 and 1 x M12 and 1 x M16.
  • Page 8: Display And Settings

    NORDAC SK 140E 2.4 Display and settings The following controls are available for the SK 140E: Transparent screw plug Status LEDs Slide switch To permit viewing of status (red / green) (Automatic ON/OFF LEDs from outside 2.4.1 Status LEDs These LEDs are visible through a lateral transparent screw plug. red LED: no fault present Blinking briefly...
  • Page 9: Electronic Soft Starter Sk 150E

    NORDAC SK 150E 3 Electronic Soft Starter SK 150E 3.1 Principle of function The SK 150E allows a soft start-up and run-down of a three-phase asynchronous motor by a gradual rise or reduction of the torque to be defined. A smooth start-up is thereby achieved, preventing damage to the drive elements by a suddenly applied torque.
  • Page 10: Device Design

    The SK 150E-1-0 (Mat. No. 275101500) is a soft starter without permanently integrated rectifier. However, it is possible to install a rectifier by Getriebebau NORD. This can be utilized in case of retrofitting or at system voltages of < 380 V. Spacer bolts are used for the assembly of the rectifiers. ( See also chapter 5.1 )
  • Page 11: Electrical Connection

    NORDAC SK 150E 3.3 Electrical connection Power cable: The system connection shall be performed with a cable of sufficient cross-section (max. 4 mm Control unit: 4-pole plug with screw terminals 1.5 mm (electrically separated from the system potential) PTC resistor/brake: 3 x 2-pole screw terminals with 1.5 mm (on system potential) Cable entry: The following are available: 1 x M25 and 1 x M16 and 1 x M12.
  • Page 12: Display And Settings

    NORDAC SK 150E 3.4 Display and settings The following controls are available for the SK 150E: Transparent screw plug Status LEDs Slide switch Potentiometer Dip switch (red / green) (Automatic ON/OFF) (Torques/Times) (Operating To permit viewing of mode) status LEDs from outside 3.4.1 Status LEDs These LEDs are visible through a lateral transparent screw plug.
  • Page 13: Setting The Potentiometers And Dip Switches

    NORDAC SK 150E 3.4.2 Setting the potentiometers and dip switches With the electronic soft starter Sk 150E, the start-up and run-down behavior of the drive can be adapted to the respective application. The settings are made using 4 dip switches and 4 potentiometers.
  • Page 14 NORDAC SK 150E Operating mode "01" These and the subsequent operating modes work with an "increased initial breakaway torque" during start-up. System That means, an increased (in some voltage cases, possibly also a reduced) torque is realized during start-up at the motor for an adjustable time.
  • Page 15 NORDAC SK 150E The following table provides an overview of all dip switches and potentiometers as well as the corresponding description of the functionalities. Switch Function Setting Description The drive starts with a predefined torque and start-up time. Torque and time can also be set for the run-down.
  • Page 16 NORDAC SK 150E DIP switches The 4 existing dip switches are used to set the operating mode and the adjustable time range of a potentiometer. The following table provides an overview for the setting of the operating mode as well as the corresponding assignment of individual functions, potentiometers and time ranges.
  • Page 17: Slide Switch For Automatic Operation

    NORDAC SK 150E Potentiometers With the 4 potentiometers, the user can adjust the different times and torques infinitely variable, depending on the operating mode. After the operating mode and the time range have been set with the dip switches, the following table can be used to set the respective function of the potentiometer and the pertaining time range.
  • Page 18: Electronic Reversing Starter Sk 160E

    NORDAC SK 160E 4 Electronic Reversing Starter SK 160E 4.1 Principle of function With the SK 160E, a motor can be switched in both directions. For protection purposes, there is a locking time for the immediate reversal that can be set with 2 rotary dip code switches.
  • Page 19: Device Design

    NORDAC SK 160E 4.2 Device design System input Brake rectifier Brake rectifier Motor temperature probe [L1] [L2] [L3] Coil Bridge [L] or jumper Motor terminal board [GND] Control unit Status LEDs [+24V DC] Transparent Slide switch Rotation switches [OK] screw plug (P1 / P2) [RUN-RIGHT] Automatic = [ON]...
  • Page 20: 160E-1-O(-C)-3D-T125

    The SK 160E-1-O(-C)-3D-T125 is motor reverse starter without a fixed integrated rectifier. However, there is the possibility of installing a rectifier from Getriebebau NORD. This can be used in case of an upgrade, or for mains voltages < 380V. Spacer bolts are provided for installing the rectifier. ( See also Section.
  • Page 21: Electrical Connection

    NORDAC SK 160E 4.3 Electrical connection Power cable: The system connection shall be performed with a cable of sufficient cross-section (max. 4 mm Control unit: 5-pole plug with screw terminals 1.5 mm (electrically separated from the system potential) PTC resistor/brake: 3 x 2-pole screw terminals with 1.5 mm (on system potential) Cable entry: The following are available: 1 x M25 and 1 x M16 and 1 x M12.
  • Page 22: Display And Settings

    NORDAC SK 160E 4.4 Display and settings The following controls are available for the SK 160E: Status LEDs Slide switch Rotary dip code Transparente screw switch plug (red / green) (Automatic ON/OFF) (Reverse locking time) To permit viewing of status LEDs from outside 4.4.1 Status LEDs These LEDs are visible through a lateral transparent screw plug.
  • Page 23: Rotary Dip Code Switches For Locking Time

    NORDAC SK 160E 4.4.2 Rotary dip code switches for locking time With the help of two 10-step rotary dip code switches, the user can select the locking time for direct direction reversal. Both electronic power switches are locked for this time. The switch (P1) is used to select the desired time range.
  • Page 24: Options / Accessories Sk 1Xxe

    This separate brake rectifier may be required for supply voltages smaller than 380 V or when a bridge rectifier is used. More information on brake rectifiers on drives by NORD can be found in the electric motor catalog M7000/3 DE. Type designation: Mat.
  • Page 25: Wall-Mounting Kit

    Options / Accessories SK 1xxE 5.2 Wall-mounting kit An installation in close proximity to the motor is possible for all motor starters SK 1xxE, i.e., the control electronics with its terminal box is mounted in the immediate vicinity of the drive and is not attached directly to the motor.
  • Page 26: System Plug For Power Input Or Motor Output

    Options / Accessories SK 1xxE 5.3 System plug for power input or motor output All series SK 1xxE motor starters can be equipped with a Harting HAN 10E system plug. (see illustration). The connector can serve as power input or motor output. Harting plug for SK 140E : The placement of the Harting plug is always on the opposite side of the screwed cable gland and status indicator.
  • Page 27: Signal Plug M12 For Control Signals

    Options / Accessories SK 1xxE 5.4 Signal plug M12 for control signals A signal plug M12 can be inserted for the supply of the 24 V control voltage as well as the connection of the signals RUN and OK. This plug-in connection facilitates a quick replacement of a drive without problems. The signal plug M12 is inserted into the M16 screwed cable gland of the terminal box.
  • Page 28: As Interface Bus Connection

    Technical data SK 1xxE 5.5 AS interface bus connection The AS1 module (4 inputs / 4 outputs) corresponds to the requirements of the new AS interface according to specification 2.1. As with the control electronics of the SK 1xxE, this assembly is entirely powered by the AS interface.
  • Page 29: As Interface As Additional Assembly

    Options / Accessories SK 1xxE 5.5.1 AS interface as additional assembly An AS interface can be optionally integrated into the housing cover of a series SK 1xxE motor starter. In exchange for the standard closed terminal box cover, there is an assembly for the SK140E and for the SK 150E / SK 160E.
  • Page 30: Technical Data / Dimensions

    Technical data SK 1xxE 6 Technical data / Dimensions Technical data Function Specification 3~ 200...480 V, ±10%, 47 ... 63 Hz SK xxx-1-O without brake control System voltage 3~ 380...480 V, ±10%, 47 ... 63 Hz SK xxx-1-BSG2 with brake control Operating current 0.5 ...
  • Page 31 Options / Accessories SK 1xxE Dimensions SK 1xxE SK 140E SK 150E / SK 160E Motor size BG 63 BG 71 BG 80 BG 90 BG 100 BG 112 all dimensions in [mm] all dimensions in [mm] BU 0100 GB Technical Modifications Reserved...
  • Page 32: Maintenance And Service Notes

    7 Maintenance and service notes NORDAC SK 1xxE are maintenance-free if properly operated. In case of repair, send the device to the following address: Getriebebau NORD GmbH & Co. KG Rudolf-Diesel-Str. 1 22941 Bargteheide For questions regarding the repair, please contact: Getriebebau NORD GmbH &...
  • Page 33: Index

    Index 8 Index accessories ............24 operating modes ..........13 AS interface bus connection ......... 28 options .............. 24 AS-Interface ............28 ATEX ............3, 9, 18 plug M12 ............27 potentiometer ..........13, 17 brake motor ............24 power supply ............3 brake rectifier .............
  • Page 34: Agencies And Branch Offices

    India / Indien NORD (Beijing) Power Transmission PT NORD Indonesia Co.Ltd. Jln. Raya Serpong KM. 7 NORD Gear Drive Systems (India) Pvt. Ltd. No. 5 Tangjiacun, Kompleks Rumah Multi Guna Blok D No. 1 Guangqudonglu, Chaoyangqu Pune Pakulonan (Serpong) - Tangerang...
  • Page 35 Fax: +41-71-388 99 15 Fax: +46-8-594 114 14 Fax: +34-93-7233147 info@nord-ch.com info@nord-se.com info@nord-es.com Ukraine / Ukraine Turkey / Türkei NORD-Remas Redüktör San. ve Tic. Ltd. GETRIEBEBAU NORD GmbH Sti. Repräsentanz Tepeören Köyü Vasilkovskaja, 1 office 306 TR - 34959 Tuzla – Istandbul...
  • Page 36 Telefax 04532 / 401 - 253 info@nord-de.com www.nord.com Branch office North Branch office South Getriebebau NORD GmbH & Co. KG Getriebebau NORD GmbH & Co. KG Rudolf- Diesel- Str. 1 ⋅ 22941 Bargteheide Katharinenstr. 2-6 ⋅ 70794 Filderstadt- Sielmingen Telephone 04532 / 401 - 0...

This manual is also suitable for:

Nordac sk 140eNordac sk 150eNordac sk 160e

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