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Savch SA710L User Manual

Vector frequency converter
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USER MANUAL

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Summary of Contents for Savch SA710L

  • Page 1 SA710L USER MANUAL...
  • Page 2 Preface Thanks for choosing the SA710L Vector frequency converter . Before using the products, please read the manual first to make sure the performance and specification of the products are fully understood, so that the products can be installed and operated safely and achieve the best value for the customer.

  • Page 3: Table Of Contents

    CONTENTS Chapter 1 SA710L Model and Specification ................1 1.1 Nameplate of SA710L ..........................1 1.2 Models for SA710L ..........................2 1.3 Specification ............................2 1.4 Derating Requirement ..........................3 1.5 Other Options Supported in SA710L ...................... 4 Chapter 2 Operation Instruction for SA710L ................5 2.1 Safety Instruction ............................
  • Page 4 Chapter 6 SA710L Application Guideline .................. 38 6.1 Setup Steps ............................38 6.2 Motor Auto Tuning Guide ........................40 6.3 Guide of Checking Rncoder ........................40 6.4 How to Set DC-Injection When Inverter Stops ..................40 6.5 How to Set DC -Injection When Start (IM motor) ................. 40 6.6 Multi-Speed Function ..........................

  • Page 5: Chapter 1 Sa710L Model And Specification

    Chapter 1 SA710L Model and Specification 1.1 Nameplate of SA710L Item Description Type code Power input specification Power output specification Sales number Bar code Order number Certification logo:RoHS CE UL WEEE etc. Warning information QC Pass Country of origin Voltage/Power...

  • Page 6: Models For Sa710L

    1.2 Models for SA710L Heavy Load Light Load Power Voltage Model Type Input Output Input Output (kW) 3×380-440 18.6 11.2 SA710L-4T4.0G/5.5P-PU00CU0L 4.0/5.5 45.5 3×440-480 12.9 18.1 11.0 3×380-440 20.8 13.0 24.7 15.5 SA710L-4T5.5G/7.5P-PU00CU0L 5.5/7.5 3×440-480 19.1 11.8 21.4 14.2 3×380-440 27.1...

  • Page 7: Derating Requirement

    Item Specification RUN, F/R, DI1, Digital inputs:Input type:NPN and PNP mode DI2, DI3, DI4 Digital Output:Open Collector; 0~40mA; 0~30V RS+, RS- RS485 Communication:Max Baud Rate:38400bit/s Relay Output:Resistive Load:250VAC 3A/30VDC 3A； FA-FB-FC Inductive Load:250VAC 0.2A/24VDC 0.1A (cosφ=0.4)； KA-KB Control Be configured to Digital inputs default, Input type:NPN and PNP mode; AI1, AI2 terminals also can be configured to analog inputs by parameter P17.55.

  • Page 8: Other Options Supported In Sa710L

    1.5 Other Options Supported in SA710L Main specification and Models of option cards. Model type Main Specification Appearance Power supply:12V/24V; 150mA； AD-PG01 Input:A/B/Z, Voltage/OC/OE/push-pull,50KHz Divider Output:A1 B1(divider multiple:1~255) Power supply:5V, 200mA； Input:A+/A-,B+/B-,Z+/Z-differential signal, PG card AD-PG02 200KHz Divider Output:A+/A-;B+/B-(divider multiple:1~255) Resolver Power supply:REF+/REF;(VRMS:5V~7V)

  • Page 9: Chapter 2 Operation Instruction For Sa710L

    Chapter 2 Operation Instruction for SA710L 2.1 Safety Instruction Definition of Safety: In the manual, the do’s and don’ts of safety announcements are classified into two categories as below: Caution:Not following the safety announcements may lead to damage of the product or equipment Warning:Not following the safety announcements may lead to death or hurt to the humane body 2.1.1 Before Power On...

  • Page 10: With Power On

    Warning Make sure the power is off for enough time before connecting the wires Please install the product on fire-proof material to avoid any fire hazard. Do not install the product in the environment with explosive gases, otherwise there will be explosion hazard. Connect the PE terminal to the safe ground.

  • Page 11: Mechanical And Electrical Installation

    Dimensions (mm) Frame 3×380-480V 4.0kW 5.5-7.5kW 11-22kW 2.2.3 Product Installation 2.2.3.1 Single mounting and side-by-side mounting SA710L support side-by-side mounting as well as single mounting. Enough space around the product should be kept to ensure the heat dissipation, as stated below:...
  • Page 12 ≥100mm ≥10mm ≥100mm Note:If the demanded space cannot be guarantee, please date the product or lower down the ambient temperature 2.2.3.2 Above-underneath installation When install products on top of another, the heat generated by the product underneath could increase the temperature of the product above.

  • Page 13: Auxiliary Components Installation

    2.2.4 Auxiliary Components Installation Most possible auxiliary components installed as options for running the product are shown as below: Name Connect Point Functions First to the power Cut the power automatically at high current to protect the product from Air Switch supply further damage and limit the failure impact to other equipment Power on or power off for the product.
  • Page 14 2.2.4.1 Selection guide for air switch, fuse and contactor Below is the guide for air switch, fuse and contactor: Product Type Code Air Switch (A) Fuse (A) Contactor (A) SA710L-4T4.0G/5.5P-PU00 SA710L-4T5.5G/7.5P-PU00 SA710L-4T7.5G/11P-PU00 SA710L-4T11G/15P-PU00 SA710L-4T15G/18.5P-PU00 SA710L-4T18.5G/22P-PU00 SA710L-4T22G/30P-PU00 2.2.4.2 Selection guide for brake resistor The customer can select brake resistor with resistance and power as calculation below.
  • Page 15 2.2.4.3 Selection for input/output AC choke Selection guide for input AC choke: Choke Inductance (2% voltage Line in Voltage (V) Motor Power (kW) Choke Current (A) drop) (mH) 3×380-440 10.0 1.40 3×380-440 15.0 0.93 3×380-440 20.0 0.70 3×380-440 30.0 0.47 3×380-440 40.0 0.35...
  • Page 16 Sine Filter at Output Below is the recommendation to select sine filter at output. Voltage (V) Motor Power (kW) Rated Current (A) Inductance (mH) Capacitance C(uF) 2.50 10.0 1.50 16.0 1.50 16.0 0.78 32.0 0.78 32.0 18.5 0.38 64.0 380V 0.38 64.0 0.066...

  • Page 17: Electrical Instructions

    2.3 Electrical Instructions 2.3.1 Electrical Diagram...

  • Page 18: Sa710L Terminals

    2.3.2 SA710L Terminals 2.3.2.1 Main circuit terminals: Power Terminals for 4-7.5kW Power Terminals for 11-22kW Description for power terminals: Terminal Name Terminal Functions R/L、S、T/N Terminals for power inputs from grid U、V、W Terminals for Power output to motor DC+、DC- Terminals for DC link supply or Load sharing DC+、BR...
  • Page 19 2.3.2.2 Recommended specifications for power circuits installation Power Input Output Power Grounding Terminal Grounding Product Type Wire Wire Terminal Torque Torque Screw Screw (N∙m) (N∙m) SA710L-4T4.0G/5.5P-PU00CU0L 0.5-0.7 1.0-1.2 SA710L-4T5.5G/7.5P-PU00CU0L 0.5-0.7 1.0-1.2 SA710L-4T7.5G/11P-PU00CU0L 0.5-0.7 1.0-1.2 SA710L-4T11G/15P-PU00CU0L 1.6-2.0 1.6-2.0 SA710L-4T15G/18P-PU00CU0L 1.6-2.0 1.6-2.0 SA710L-4T18G/22P-PU00CU0L 1.6-2.0 1.6-2.0 SA710L-4T22G/30P-PU00CU0L 1.6-2.0...
  • Page 20 Name Function Specification Max Baud Rate:38400bit/s; RS+, RS- RS485 Communication Configurable termination resistor, open in default Resistive Load:250VAC 3A/30VDC 3A； FA-FB-FC(Relay1) Relay Output Inductive Load:250VAC 0.2A/24VDC 0.1A KA-KB(Relay2) (cosφ=0.4)； Configurable as analogue voltage inputs, analogue current inputs as well as digital inputs. 1.As Analogue Voltage Inputs: Input Impedance:10kΩ;...

  • Page 21: Emc Guidance For Electrical Wiring

    2.3.3.2 Guidance for EMC noise handling While used on a common supply with other equipment, even though an RFI filter is built in SA710L already too limited the conducted emission, depending on the sensitivity of equipment and the background of the environment, there is still certain possibility to disturb other equipment to malfunction.
  • Page 22 Installing ferrite cores at the input or the output of the product as common choke helps a lot to solve the EMC issue in most cases. 2.3.3.3 Leakage current handling As stated in 2.2.3.4, there are different reasons for leakage current. The leakage current issue should be handled properly to avoid any mis operation of the residual-current circuit breaker or interference to other equipment.

  • Page 23: Chapter 3 Parameters

    Chapter 3 Parameters 3.1 List of Parameters Lift relative Parameters (Group 17) Parameters Name Range Unit Default Brake release forward running P17.40 0.0~50.0 frequency threshold Brake release forward running current P17.41 0.0~3000.0 threshold Brake release reverse running P17.42 0.0~50.0 frequency threshold Brake release reverse running current P17.43 0.0~3000.0...
  • Page 24 Lift relative Parameters (Group 17) Parameters Name Range Unit Default P17.64 Multi-speed3 0.0~590.0 10.0 P17.65 Multi-speed4 0.0~590.0 50.0 P17.66 Multi-speed5 0.0~590.0 50.0 P17.67 Multi-speed6 0.0~590.0 50.0 P17.68 Multi-speed7 0.0~590.0 50.0 P17.69 Speed in UPS mode 0.1~590.0 10.0 P17.70 RUN Input Function 0:No function 1:Forward RUN P17.71...
  • Page 25 SA710L Platform Parameters Parameter Group 0:General Control Mode and Commands Parameters Name Range Unit Default 0:Speed Mode Speed Sensor less *P00.01 Control Mode 1:Speed Mode with Speed Sensor 0:V/F *P00.02 Motor Control Principle 1:Vector Control 1 2:Vector Control 2 0:Invalid *P00.03...
  • Page 26 SA710L Platform Parameters Parameter Group 0:General Control Mode and Commands Parameters Name Range Unit Default P00.83 Min. Communication Response Delay 0.000~0.500 0.002 P00.84 Max. Communication Response Delay 0.010~10.000 5.000 0:Normal Reponses 1:Only Response Exceptional P00.85 Message Response Message 2:Not Response...
  • Page 27 Parameter Group 1:Basics for Inverter and Motor Control Parameters Name Range Unit Default *P01.17 Main Reactance (Xh) 0.01~655.35 Ω *P01.18 Ld, PM D-axis Inductance 0.01~655.35 *P01.19 Lq, PM Q-axis Inductance 0.01~655.35 *P01.20 Ld-s,PM D-axis Inductance Saturated 0.01~655.35 *P01.21 Lq-s,PM Q-axis Inductance Saturated 0.01~655.35 *P01.22 Saturation Current at D-axis for Ld-s...
  • Page 28 Parameter Group 1:Basics for Inverter and Motor Control Parameters Name Range Unit Default 0:Initial Position Detection (IPD) P01.63 PM Start Method 1:Parking 0:Direct Start *P01.64 IM Start Method 1:Fly start P01.67 Min Valid Speed Set 0.00~50.00 0.00 P01.68 Bypass Range for IM Low Speed 0.0~20.0 P01.70 Delay Time at Start...
  • Page 29 Parameter Group 4:Process PID and Other Controllers Parameters Name Range Unit Default Proportional Gain - Current Limit P04.52 0~500 Controller Integration Time - Current Limit P04.53 0.000~2.000 0.020 Controller P04.54 Filter Time - Current Limit Control 2.0~100.0 Parameter Group 5:Limitation, Protection and Failure Detection Parameters Name Range...
  • Page 30 Parameter Group 5:Limitation, Protection and Failure Detection Parameters Name Range Unit Default 4:ETR Alarm Fault for Self-cooled Motor P05.27 Motor Overload Protection Time 0.1~60.0 Threshold for Motor Overload P05.28 100~160 Protection 0:No Action 1:Only Waring 2:Trip to stop and Alarm Fault (Heavy Load) P05.29 Function at Mains Phase Loss...
  • Page 31 Parameter Group 7:Auxiliary and Special Functions Parameters Name Range Unit Default 0:No Function P07.00 Special Operation Function 9:Reset Parameters to Factory Defaults *P07.10 Min Switch Frequency 2~16:2~16 kHz *P07.11 Over Modulation Coefficient 90.0~105.5 100.0 0:Compensate Average DC DC-Link Voltage PWM Compensation *P07.12 voltage Function...
  • Page 32 Parameter Group 8:Basic and Running Information Parameters Name Range Unit Default P08.32 Total Energy Consumed (kWh) 0~65535 P08.33 Number of Power Ups 0~65535 P08.34 Number of Over-Temperatures 0~65535 P08.35 Number of Over-Voltages 0~65535 0:Not Reset P08.36 Reset Consumed Energy Counter 1:Reset 0:Not Reset P08.37...

  • Page 33: Chapter 4 The Introduction Of Keypad

    Chapter 4 The introduction of Keypad The keypad built in can be used for parameter set/read, control and monitoring etc. Below shows the appearance of the keypad. The product has two different running modes:Local Mode and Remote Mode. Local Mode:The product is controlled by keypad, including start/stop and target frequency set etc. Remote Mode:The product is controlled by I/O terminals or communication Bus, keypad is only for monitoring and parameter setup.

  • Page 34: Setting Of The Parameters

    4.2 Setting of the Parameters Take changing the parameter P01.06 “rated motor current” to 9.6A as an example: 1. From home display, press the “MENU” key to enter the parameter number selection display; 2. Press the “<<” key to select the digit place of parameter number you want to change and turn the potential meter to adjust the parameter number to “P01.06”...

  • Page 35: Comparison Table For Character Displaying

    4.5 Comparison Table for Character Displaying...

  • Page 36: Chapter 5 Fault Handling And Maintenance

    For this type of faults, SA710L affords lock function and when the fault is triggered it will be locked. The locked fault cannot be reset until a power down-power on cycle is operated and the reason for fault is cleared.
  • Page 37 Warning Alarm Error Fault Name Reason Description Suggested Handling Check the wire of brake Brake resistor Brake resistor is short circuit u.19 A.19* resistor or Replace Brake short-circuit (22kW and below) resistor Brake transistor Brake transistor is damaged Contact our local support to u.20 A.20* short-circuit...
  • Page 38 Warning Alarm Error Fault Name Reason Description Suggested Handling 1.Check the load Rectifier Too high load or the cooling 2.Check the cooling condition, u.41 A.41 Temperature condition beyond the include to clean the airduct or High specification replace the fan Rectifier Contact our local support to u.42...
  • Page 39 Warning Alarm Error Fault Name Reason Description Suggested Handling motor control parameters are not set appropriately; Torque exceeds the parameter Adjust P05.04/P05.05 or try u.51 A.51 Torque Limit set max. torque(P05.04/P05.05) A.45 solution 1.Wire connection problem 1.Check the wire connection Analogue input u.57 A.57...

  • Page 40: How To Get The Fault Info

    Warning Alarm Error Fault Name Reason Description Suggested Handling 1.Check the connection Keypad Keypad failed to communicate between Keypad and PU/CU Er.95 communication with PU or CU 2.Make sure PU or CU works Timeout properly Failed to finish the motor Correctly set motor parameters A.99 AMA Error...

  • Page 41: The Storage And Transportation Of Product

    It is forbidden to do any change inside the product. 5.2.3 The Storage and Transportation of Product The product should be stored inside the package before installation. Below items are demanded for storage: In a dust free and dry environment. Storage temperature:-25℃~65℃；...

  • Page 42: Chapter 6 Sa710L Application Guideline

    Chapter 6 SA710L Application Guideline 6.1 Setup Steps For IM motor: Set the Motor Control to Principle (Set P00.02=1), control Mode (P00.01) and Motor parameters (P01.03~P01.07), P01.91=1 (open the resistor brake function). Motor parameters(P01.03~P01.07) according to motor nameplate. For Gearless motor (PM motor): Set P01.02=3(select motor type as PM motor), then set the motor parameters:P01.06, P01.07,...
  • Page 43 (P17.61~P17.68, refer to chapter 10) and other relative parameters in Group 17 (brake and magnetic contactor control sequence, DI/DO/RL functions). SA710L provides two groups of braking control logic parameters for different operation directions. If running forward, the brake control logic parameters are P17.40 / P17.41 / P17.45, In running reserve, the braking control logic parameters are P17.42 / P17.43 / P17.46.

  • Page 44: Motor Auto Tuning Guide

    6.2 Motor Auto Tuning Guide Ensure that the UVW connection between the inverter and the motor is not cut off by the output STEP 1 contactor; If it is cut off, handle it manually with the output contactor STEP 2 Set P06.31=1, switch to Local mode.

  • Page 45: Multi-Speed Function

    6.6 Multi-Speed Function The multi-speed table as below: Object speed be selected 17-72=3 multi-speed bit0 17-73=4 multi-speed 17-74=5 multi-speed bit1 bit2 Speed0 (P17.61) Speed1 (P17.62) Speed2 (P17.63) Speed3 (P17.64) Speed4 (P17.65) Speed5 (P17.66) Speed6 (P17.67) Speed7 (P17.68) By default, the object speed source is defined by multi-speed. It also can be defined by AI1 or AI2 (according to set P17.55=1 or 2) .
  • Page 46 than object position at least 1cm). Calculate UP and Down direction stop delay time (P17.51 and P17.52) by deviation recorded in step2, we can use below formula to calculate: Tu=Pu*FN/(FL*VN); Td=Pd*FN/(FL*VN); Tu:UP direction time delay, Unit:S; Td:Down direction time delay, Unit:S; STEP 3 Pu:UP direction deviation recorded in step2, Unit:cm;...

  • Page 47: The Ups Function

    6.8 The UPS Function When the UPS function is valid (AI1 terminal:UPS enable, if P17.55=1 or 2, please select DI1, DI2 or DI3 as the UPS enable input), all speed reference sources (set by P17.55) will be Disable, the object speed is forced by P17.69, the undervoltage threshold in UPS mode can be changed by P07.31 (usually it is recommended to set P07.31=200V), the ramp up/down time is defined by P00.54/P00.55 (usually It is recommended to set P00.54/P00.55=20.00 seconds).

  • Page 48: S-Ramp Function

    When P17.55=1,speed reference defined by AI1 input. When P17.55=2,speed reference defined by AI2 input. when P17.55≠0, AI1/AI2 terminal can be configured as voltage input type(the range is 0.000~10.000V) or current input type(the range is 0.000~20.000MA)by P17.56. AI1 input type is set by P17.56 bit0, AI2 input type is set by P17.56 bit1.

  • Page 49: Chapter 7 Basic Application Guide

    Chapter 7 Basic Application Guide This chapter describes the basic operations through the keyboard or control terminal. The operation through the communication bus is similar to sending control commands to the SA710L and / or setting the parameters of the SA710L (see Appendix).

  • Page 50: Appendix A. Modbus Communication Guidance

    Appendix A. Modbus Communication Guidance The SA710L drive provide RS485 communication interface. It adopts international standard Modbus communication protocol to perform master-slave communication. The user can realize centralized control through PC/PLC to adapt specific application requirements. 1. Application Mode 1.1 Interface Mode The communication interface is RS485.

  • Page 51: Function Code

    Data 0 CRC CHK high-8-bit CRC check CRC CHK low-8-bit at least 3.5 idle characters 3. Function Code Function code supported by SA710L drive Modbus protocol are as shown in the table below: Function code Description Meaning 0x03 Read Holding Registers...
  • Page 52 Register address Specification 10106 DC bus voltage (unit:1V) 10107 Reference 10108 Process PID Feedback * Reg. 9999 specification Specification Bit 7~0(run/stop control etc.) 0x00:No function 0x01:Run forward 0x02:Reverse 0x03:Jog 0x04:Jog reverse 0x05:Stop 0x06:Coast 0x07:Reset Bit 11~8(Preset value select) 0000B:P00.30(Preset Value 0) 0001B:P00.31(Preset Value1) …...

  • Page 53: Communication Ratio Values

    * Reg. 10100specification Register 10100 is used to read the drive warning/alarm code. For example:When the drive occurs A.48 alarm, the value of register 10100 is 48. When the drive occurs u.24 warning, the value of register 10100 is 24. 5.

  • Page 54: Write Single Register (0X06)

    Receive data specification: Field Description Address Function The byte number of received data 05 DC 0x05DC converts to decimal number is 1500. So, the value of P09.04 is 1500RPM 7.1.2 Read Drive Status, Warning/Alarm Code and Output Frequency Read multiple Registers 10099、10100、10101 to get all information. Transmit:01 03 27 73 00 03 FE A4 (Hexadecimal) Receive: 01 03 06 00 04 00 00 01 F4 D0 A2 (Hexadecimal) Transmit data specification:...

  • Page 55: Write Multiple Registers (0X10)

    Field Description 00 6A Register address of P01.07 is :107-1= 106(0x006A) 05 96 The value wants to set to P01.07 is 0x0596(1430) Receive data specification: Field Description Address Function 00 6A Register address of P01.07 is :107-1= 106(0x006A) 05 96 The value of P01.07 is 0x0596(1430) 7.3 Write Multiple Registers (0x10) Start the drive and set Drive output frequency.
  • Page 56 ■ Industry intelligence | Energy saving | Green power Quanzhou Factory Address:3# Zixin Road, Jiangnan Hi-Tech Industrial Park, Quanzhou, Fujian, China Tel：0595-24678267 Fax：0595-24678203 Service Network Website：www.savch.net Qualification Received ISO9001 and CE recognition All rights reserved. Subject to change without further notice. Version : V1.0 2024-11-20...

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