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Summary of Contents for Power Electronics SD750FR
- Page 1 SD750FR HARDWARE AND INSTALLATION MANUAL 4Q REGENERATIVE ACTIVE FRONT END DRIVE...
- Page 3 SD750FR LOW VOLTAGE VARIABLE SPEED DRIVE Hardware and Installation Manual Regenerative Variable Speed Drive Edition: May 2021 SD75FRHW01BI Rev. B...
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Page 4: About This Manual
Power Electronics reserves the right to modify product features. TARGET AUDIENCE This manual is intended for qualified customers who will install, configure and operate Power Electronics SD750FR variable speed drives. Only qualified technical personnel validated by Power Electronics may install and start up the drives. - Page 5 Misprints correction. The equipment and technical documentation are periodically updated. Power Electronics reserves the right to modify all or part of the contents of this manual without previous notice. To consult the most updated information of this product, you may access our website www.power-electronics.com, where the latest version of this manual can be downloaded.
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Page 6: Table Of Contents
SD750FR POWER ELECTRONICS TABLE OF CONTENTS ABOUT THIS MANUAL ..........................2 ACRONYMS ..............................6 SAFETY SYMBOLS ............................. 8 SAFETY INSTRUCTIONS ..........................9 TORQUE AND SCREW SIZING ......................... 14 INTRODUCTION ........................... 15 CONFIGURATION TABLE & STANDARD RATINGS ................. 16 Configuration table ..........................16 Standard ratings .......................... - Page 7 POWER ELECTRONICS SD750FR Ground connection ..........................44 EMC installation requirements ......................45 Introduction ............................45 SD750FR compliance ........................46 Connection ............................46 Protections ............................47 Short circuit ............................47 Ground fault protection ........................48 Motor thermal protection ........................48 Low Voltage Ride Through (LVRT) ....................49 Other protections ..........................
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Page 8: Acronyms
SD750FR POWER ELECTRONICS ACRONYMS The terms commonly used in the documentation of Power Electronics’ products are listed in the table below. Please notice this is a general series of terms and it encompasses all our product divisions (industrial, solar, storage, and electric mobility), thus, some of the following expressions may not apply to this particular manual. - Page 9 POWER ELECTRONICS SD750FR ACRONYM MEANING Residual Current Monitor RFID Radio Frequency Identification State Of Charge – referred to battery State Of Health – referred to battery. It compares the actual state of the battery to its initial conditions. It is measured in percentage...
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Page 10: Safety Symbols
SD750FR POWER ELECTRONICS SAFETY SYMBOLS Always follow safety instructions to prevent accidents and potential hazards from occurring. In this manual, safety messages are classified as follows: Identifies potentially hazardous situations where dangerous voltage may be present, which if not avoided, could result in minor personal injury, serious injury or death. -
Page 11: Safety Instructions
It is the installer’s responsibility to follow the instructions provided on this manual, to follow good electrical practices and to identify all mentioned warnings and recommendations before starting up and operating the SD750FR. WARNING Do not remove the cover while the drive is powered or running. - Page 12 SD750FR POWER ELECTRONICS WARNING Both wiring and periodic inspections must be carried out at least 10 minutes after disconnecting the input power. To remove the front cover, make sure that the red "DC Link" LED is off. Then remove the metal cover from the terminals and check the following with a multimeter: •...
- Page 13 These WEEEs should be managed accordingly with a Hazardous Waste Agent. Power Electronics promotes good environmental practices and recommends that all its products sold outside of the European Union, once they reach the end of their life, are separated and the WEEE managed according to the particular country applicable legislation (especially: electronic cards, capacitors, and other electronic devices).
- Page 14 SAFETY • Before operating the drive, read this manual thoroughly to gain an understanding of the unit. If any doubt exists, please contact POWER ELECTRONICS, (902 40 20 70 / +34 96 136 65 57) or your nearest agent. •...
- Page 15 Power Electronics and its affiliates are not liable for damages and/or losses related to such security breaches, any unauthorized access, interference, intrusion, leakage and/or theft of data or information.
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Page 16: Torque And Screw Sizing
Screwing should be tightened correctly only when necessary, i.e. when the factory marks are not in place. For small screws that do not have marks, the good electrical praxis will determine if it is loose. Power Electronics recommends the use of Zinc Steel quality 8.8 bolts for internal connections in general, DC and earth connections included. -
Page 17: Introduction
POWER ELECTRONICS SD750FR INTRODUCTION SD750FR Series goes one step ahead keeping the family unique characteristics. Based on the latest Active Front End technology, they are able to: regenerate the braking energy, reduce the THDi<5% , adjust the cosine phi and keep it constant at any load condition, and keep the motor voltage constant even when high input voltage drops occur. -
Page 18: Configuration Table & Standard Ratings
CONFIGURATION TABLE & STANDARD RATINGS Configuration table To consult the configuration table of SD750FR drives manufactured by Power Electronics, please refer to the latest brochure (visit http://www.power-electronics.com). Standard ratings Voltages in the standard ratings shown in the following tables are the three-phase input voltages for the drive. -
Page 19: 440Vac
SD75F0260 5BCD SD75F0320 5BCD SD75F0340 5BCD SD75F0400 5BCD SD75F0450 5BCD SD75F0570 5BCD SD75F0700 5BCD SD75F0800 5BCD SD75F0900 5BCD SD75F1050 5BCD 1050 SD75F1140 5BCD 1157 SD75F1230 5BCD 1025 1238 For frames over 8 consult with Power Electronics. CONFIGURATION TABLE AND STANDARD RATINGS... -
Page 20: 690Vac
Rated Rated (kW) (hp) (kW) (hp) SD75F0160 6BCD SD75F0180 6BCD SD75F0210 6BCD SD75F0250 6BCD SD75F0310 6BCD SD75F0400 6BCD SD75F0480 6BCD SD75F0570 6BCD SD75F0680 6BCD SD75F0825 6BCD 1000 For frames over 8 consult with Power Electronics. CONFIGURATION TABLE & STANDARD RATINGS... -
Page 21: Technical Characteristics
[2] THDi < 3% (THDv = 0%). Harmonics are below the limits defined in IEEE519 for all Isc / IL. [3] For operation frequencies higher than 100Hz consult Power Electronics. [4] SC: Shielded cable, USC: Unshielded Cable. Follow Power Electronics installation recommendations. For greater cable lengths, consult Power Electronics. - Page 22 SD750FR POWER ELECTRONICS Digital inputs 6 programmable, Active high (24Vdc). Isolated power supply Digital outputs 3 programmable changeover relays (250Vac, 8A or 30Vdc, 8A) 3 programmable differential inputs: 0 – 20mA, 4 – 20mA, 0 – 10Vdc and ±10Vdc, Analogue input...
- Page 23 POWER ELECTRONICS SD750FR Certifications CE, RCM, UL , cUL , marine certifications (under request) EMC Directive (2004 / 108 / CE) Electromagnetic compatibility IEC / EN 61800-3 LVD Directive (2006 / 95 / CE) REGULATIONS IEC/EN 61800-2 General requirements Design and construction...
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Page 24: Dimensions
SD750FR POWER ELECTRONICS DIMENSIONS NOTICE “TECHNICAL Consult drives input supply voltage in section CHARACTERISTICS”. Dimensions of frame 5 DIMENSIONS (mm) WEIGHT (Kg) 475.6 625.6 2046 2001.5 DIMENSIONS... -
Page 25: Dimensions Of Frame 6
POWER ELECTRONICS SD750FR Dimensions of frame 6 DIMENSIONS (mm) WEIGHT (Kg) 1003 730.2 2000.4 DIMENSIONS... -
Page 26: Dimensions Of Frame 7
SD750FR POWER ELECTRONICS Dimensions of frame 7 DIMENSIONS (mm) WEIGHT (Kg) 1354 1294 730.2 2000 1000 DIMENSIONS... -
Page 27: Dimensions Of Frame 8
POWER ELECTRONICS SD750FR Dimensions of frame 8 DIMENSIONS (mm) WEIGHT (Kg) 1705 1646 730.2 2000 1200 Note: For frames over 8 consult with Power Electronics. DIMENSIONS... -
Page 28: Reception, Handling And Transportation
Otherwise, the equipment can be damaged and lead to personal injury. Reception Power Electronics’ equipment are carefully tested and packed for shipment. In the event of damage to the unit during transportation notify the transport agency and Power Electronics: 902 40 20 70 (International +34 96 136 65 57) or your nearest agent, within 24h from receipt of the goods. -
Page 29: Extended Storage
SD750FR is delivered vertically. Frames 1 and 2 are delivered in a cardboard box. From frame 3 they are delivered fastened to a wooden pallet. Frames 3 and 4 are covered with a cardboard box and from frames 5 with a wooden box. - Page 30 In case of doubt about how to manipulate and transport equipment composed by several modules, consult Power Electronics. RECEPTION, HANDLING AND TRANSPORTATION...
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Page 31: Mechanical Installation
Environmental ratings Power Electronics recommends following the instructions in this manual carefully to ensure a correct operation of the drive. The installer is responsible for performing a proper installation in order to comply with the ambient conditions of the VFD. In addition, the installer is solely responsible for complying with the local regulations. -
Page 32: Drive Mounting
This section contains assembly instructions for optimum operation of the drive and precautions to avoid personal injury and property damage. SD750FR drives are designed to be placed over a technical floor, vertically. The floor must guarantee a non-flammable, solid, plain and levelled surface to the drive, a minimum clearance around it and a smoothly cable access. -
Page 33: Clearances
POWER ELECTRONICS SD750FR Clearances Keep always the minimum passage width between the opened door of the SD750FR and the next fixed obstacle. The minimum passage width must comply with national standards. The recommended minimum passage width is 500 mm. The cabinets can be installed against a wall or back-to-back with another unit in their rear and side parts. -
Page 34: Cooling
The heat sources inside the equipment correspond with the inverter and rectifier bridge (IGBTs), input filter and the output dV/dt filter. SD750FR series present an overall efficiency higher than 97% at rated power, so the heat dissipation approximately corresponds to 3% of the input power. - Page 35 MAXIMUM FLOW (m³/h) 480 m³/h SD750FR has a modular design. Frames 6 to 8 drives consist of frame 5 units parallel connection. Therefore, to calculate the cooling data for bigger frames multiply the data from the tables above by the following factors.
- Page 36 POWER ELECTRONICS Heat dissipation The heat generated by the SD750FR depends on the carrier frequency (Hz), the grid frequency and the load. It can be estimated by the following equation, considering the worst case at rated power condition. [W] = 0.03 · P...
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Page 37: Power Connection
Use a power supply according to the selected drive. AC Power The SD750FR drives are available for TN, TT Supply or IT grids (floating earth). Check the serial number to ensure the correct drive selection. Select fuses and switches in accordance with the recommendation within this manual and the applicable national and local regulations. -
Page 38: Topology
The following charts show the input voltage and current waveforms differences between a 6-pulse drive, 18 pulse drive and SD750FR drive. It is shown the THDi reduction in the input current waveform for SD750FR drive. POWER CONNECTION... -
Page 39: Power Connection And Wiring
POWER ELECTRONICS SD750FR Power connection and wiring CAUTION The following installation recommendations are suitable for TN and TT grids. For IT grids refer the dedicated section. Otherwise, you could cause damage to equipment and personnel. Wiring and periodic inspections should be performed at least 10 minutes after disconnecting the input power. - Page 40 SD750FR POWER ELECTRONICS As standard, the input and output terminals are made of tin plated copper. If they are oxidized prior to its installation, the connections will be poorly executed and will cause overheating. To avoid this effect is recommended to follow the next steps.
- Page 41 POWER ELECTRONICS SD750FR The following figures show the recommended cable type and bundling. NOTICE The number of three phase plus neutral cable hose (U, V, W, PE) to the motor should be equal to the number of IGBTs in the drive, having one 4-wire cable hose by each IGBTs block.
- Page 42 SD750FR POWER ELECTRONICS CAUTION Line voltage (input supply) must never be connected to U, V and W terminals. Otherwise, the drive may get be damaged. It is absolutely necessary that the installer ensures correct compliance with the laws and regulations in force in the countries or areas where the drive is to be installed.
- Page 43 POWER ELECTRONICS SD750FR Power Electronics recommends installing separately the following circuits, whether in cable racks, trays or in different wire ducts: • Single-wire signal or data cables with V< 60V • Single-wire cables with 60V<V< 230V • Input power cables with a low level of interferences 230V<V<1000V •...
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Page 44: Reference Cable Section
POWER ELECTRONICS Reference cable section The following tables show the reference cable section for each SD750FR frame, based on the internal drive sections. The installer must consider the cable cross-section, cable type, wiring method and ambient conditions to select the appropriate cable to be installed between the drive and the motor. -
Page 45: 480Vac
3x(1x95-150) 95-150 SD75F0250 6BCD 3x(1x120-240) 120-240 SD75F0310 6BCD 3x(2x150) 2x150 SD75F0400 6BCD 3x(2x185) 2x185 SD75F0480 6BCD 3x(2x240) 2x240 SD75F0570 6BCD 3x(2x240) 2x240 SD75F0680 6BCD 3x(2x240) 2x240 SD75F0825 6BCD 3x(3x240) 3x240 For frames over 8 consult with Power Electronics. POWER CONNECTION... -
Page 46: Ground Connection
SD750FR POWER ELECTRONICS Ground connection Before connecting the power conductors, make sure that the chassis of the drive and the adjoining cabinets are connected to ground through the dedicated (PE) terminals. These are situated at both sides of the bottom metal walls of the drive and they are labeled with the earth symbol. Check section “Power Terminals”. -
Page 47: Emc Installation Requirements
POWER ELECTRONICS SD750FR EMC installation requirements Introduction The EMC European Directive defines electromagnetic compatibility as the capability of an apparatus, an industrial plant, or a system to work satisfactorily in the electromagnetic environment without at the same time causing electromagnetic disturbances in the apparatus, industrial plant or systems present in the same environment. -
Page 48: Sd750Fr Compliance
Environment) by employing optional RFI filters that permit to achieve the C2 category. The SD750FR is not a retail unit. It is neither a plug in device nor a movable device and it is intended to be installed and commissioned by qualified personnel. Therefore, C1 category will not be required. -
Page 49: Protections
Protections Short circuit The SD750FR includes from frame 5 to 8 ultra-fast input protection fuses as standard. Frame 5 includes one fuse per phase with a rated current that depends on the drive’s nominal current. From frame 6 upwards, the fuses per phase depend on the number of modules (frame 5) interconnected. The main characteristics of these fuses are shown in the following table. -
Page 50: Ground Fault Protection
The SD750FR drives are suitable to operate with RCD components Type B, if it is required. The EMC / EMC filters and motor cable lengths increase the earth leakage currents, so the protection range is set according to the installation conditions. -
Page 51: Low Voltage Ride Through (Lvrt)
VFD’s, can demand a high current causing high voltages and current transients. SD750FR drives are by default in compliance with IEC/EN 61800-3 product standard “Adjustable speed electrical power drive systems - Part 3: EMC requirements and specific test methods”. Dip test levels are defined in IEC 61000-4-34 “Voltage dips, short interruptions and voltage variations immunity tests... -
Page 52: Other Protections
SD750FR POWER ELECTRONICS Other protections Apart from the protections mentioned above, the drive implements additional protections such as temporary loss of power, automatic re-start, high and low input and output voltage, overload or underload of the pump, etc. For further information, consult the Software and Programming Manual. -
Page 53: Power Terminals
POWER ELECTRONICS SD750FR Power terminals The following figures show the location, in milimeters, of power terminals for each frame of SD750FR. Connections for frame 5 POWER CONNECTION... -
Page 54: Connections For Frame 6
SD750FR POWER ELECTRONICS Connections for frame 6 POWER CONNECTION... -
Page 55: Connections For Frame 7
POWER ELECTRONICS SD750FR Connections for frame 7 POWER CONNECTION... -
Page 56: Connections For Frame 8
SD750FR POWER ELECTRONICS Connections for frame 8 POWER CONNECTION... -
Page 57: Control Connection
POWER ELECTRONICS SD750FR CONTROL CONNECTION Wiring recommendations Before planning the installation, follow and understand the next recommendations. The parallel cable routing should be avoided and the distance between the control wiring and the power wiring should be maximized. It is recommended to route control cables with different voltages in separately cable racks, trays or ducts. -
Page 58: Control Board Terminals Description
SD750FR POWER ELECTRONICS Control board terminals description CAUTION Any changes to the control board wiring or bridges must be performed at least 10 minutes after disconnecting the input power and after checking the bus voltage (DC Link) is discharged below 30VDC. - Page 59 POWER ELECTRONICS SD750FR The following figure provides a standard wiring overview of the control terminals. Digital inputs can be configured individually or collectively. Analogue inputs can be configured as comparators. For further information on configurations, please refer to the Software and Programming Manual.
- Page 60 SD750FR POWER ELECTRONICS SEÑAL DESCRIPCIÓN +24Vdc Power supply 24Vdc control card. GND control board. STO 1[1] Safety input STO 1. TEST 1 Safety common input STO 1. STO 2[1] Safety input STO 2. TEST 2 Safety common input STO 2.
- Page 61 POWER ELECTRONICS SD750FR It is recommended to use double shielded twisted-pair cable for 24Vdc power supply and safety channels. The shield must be grounded as shown in the examples. When a PNP or NPN input is configured, the rest of digital inputs will have to be the same. This means, PNP and NPN inputs cannot coexist.
- Page 62 SD750FR POWER ELECTRONICS DI6 (PIN13) PTC sensor input mode. It is possible to connect a PTC sensor in the digital input 6 (DI6) so that the equipment acts from a temperature (resistance) value associated to motor’s temperature and to allow enabling cooling or stop motor running.
- Page 63 POWER ELECTRONICS SD750FR AI3 (PIN 21/22) PT100 mode. The AI3 allows configuring a PT100 sensor. With this sensor, motor temperature can be measured continuously. Ground cable screening must be connected only in one end. For further information about parameter configuration, consult the Software and Programming Manual.
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Page 64: Sto - Safe Torque Off
SD750FR POWER ELECTRONICS STO - Safe Torque Off The STO function is defined as: Power, that can cause rotation, is not applied to the motor. The frequency converter will not provide energy to the motor, which can generate torque. For three-phase asynchronous motor, that means to stop three-phase power supply to the stator. -
Page 65: Connection With Atex Motors
Power Electronics provides a solution for driving ATEX motors such as “Ex nA”, “Ex d” and “Ex p” under the ATEX zone areas illustrated below. For different motor and ATEX zone combinations, consult Power Electronics. - Page 66 POWER ELECTRONICS As shown in the figure above, the SD750FR drive and the ATEX relay must be installed in a safe zone, outside the ATEX zone. This solution is valid for motors with "Ex d" or "Ex p" protection installed in zones 1 and 2, or motors with "EX nA"...
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Page 67: Modbus Communication
The purpose of the Serial Communication Bus of the SD750FR drive is to integrate the drive itself into a network compatible with the Modbus communications protocol. This is possible using the physical communications ports RS485, Ethernet or USB port. -
Page 68: Hardware Technical Specifications
Note: For the installation of the driver in the Host of the SD750FR USB, it is only necessary to indicate the driver at the time of the installation. The USB device will be detected by the operating systems XP or later versions. In case of operating systems before W98 / Me, execute a search of new Hardware in the device administrator and complete the installation by indicating the drivers when the computer requires them. -
Page 69: Ethernet Connection
POWER ELECTRONICS SD750FR Ethernet connection The following diagram shows the common wiring for an Ethernet connection: To configure the connection, it is necessary to define the port and default IP address, among others. Refer to the Software and Programming Manual. - Page 70 SD750FR POWER ELECTRONICS It is recommended to connect the jumper “RS485 USER” at the first and the last device of the RS485 communication network, to connect the end of line resistor. To configure the connection, it is necessary to define the port and default IP address, among others.
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Page 71: Commissioning
POWER ELECTRONICS SD750FR COMMISSIONING CAUTION Only qualified personnel are allowed to commission the drive. Read carefully and follow the safety instructions of this manual. Failure to do so may result in damage to the equipment and you may suffer an electric shock. - Page 72 SD750FR POWER ELECTRONICS Verify the configuration of the control modes and the settings (external power supply is required). Connect input power supply. Verify that the display is turned on and check the control parameters (For further information, refer to the Software and Programming Manual).
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Page 73: Use Of The Display
SD750FR USE OF THE DISPLAY The SD750FR drive has two types of screens, a monochrome graphics and an optional, tactile and color. Both screens provide intuitive data presentation, easy navigation through the control parameters and allow thousands of customized configurations to be stored by the user. -
Page 74: Maintenance
POWER ELECTRONICS MAINTENANCE The SD750FR Series drives are industrial electronic products that contain advanced semiconductor elements. For this reason, temperature, humidity, vibrations and worn components can affect performance. To avoid any possible irregularities, it is recommended to carry out periodic inspections. - Page 75 POWER ELECTRONICS SD750FR Period Inspection Instrument of Inspection Inspection method Criterion element Measurement Are there dust particles? Temperature: ambient Thermometer, Ambient -30 to +50 (or 40ºC) temperature and the Visual check Hygrometer, conditions Humidity: below 95% humidity within Recorder. non-condensing.
- Page 76 SD750FR POWER ELECTRONICS Period Inspection Instrument of Inspection Inspection method Criterion element Measurement Check reading Check specified Voltage meter / Is the displayed value Measurement instrument with an external values and the control Current meter correct? measurement. values. etc. Audible, sensory and visual Is there any noise or check.
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Page 77: Accessories
Kit 3 meters Extender for Display. Communication boards SD750FR family is compatible with the most commonly used communication protocols (Profibus-DP, Profinet, Modbus TCP, Ethernet IP, CAN Open, Field Bus, etc.), thanks to its optional boards. Refer to the specific manual of each board for further information. -
Page 78: Ce Marking
EMC Directive The EMC Directive defines the requirements for immunity and emissions of electrical equipment used within the European Union. SD750FR Series drives are in accordance with the directive IEC 61800- 3:2004 about adjustable speed electrical power drive systems. Low voltage directive The low voltage directive defines the security requirements of low voltage electrical equipment in order to circulate freely within the European Economic Area. - Page 80 24H TECHNICAL ASSISTANCE 365 DAYS A YEAR FIND YOUR NEAREST DELEGATION POWER-ELECTRONICS.COM/CONTACT/...
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