BENSHAW RSi SG Series Instruction Manual Download | Manualshive

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2012 Benshaw Inc.

©

890046-00-01

Sensorless Vector
Variable Frequency Drive

RSi SG Series

Instruction Manual

7.5 to 40HP - 230V
7.5 to 700HP - 460V
7.5 to 150HP - 600V

Benshaw retains the right to change specifications and illustrations in text without prior notification. The contents of this document may
not be copied without the explicit permission of Benshaw.

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Summary of Contents for RSi SG Series

Page 1: ...SG Series Instruction Manual 7 5 to 40HP 230V 7 5 to 700HP 460V 7 5 to 150HP 600V Benshaw retains the right to change specifications and illustrations in text without prior notification The contents o...

Page 2: ...ii TRADEMARK NOTICE Benshaw and are registered trademarks of Benshaw Incorporated Modbus is a registered trademark of Schneider Electric UL is a trademark of Underwriters Laboratories Incorporated...

Page 3: ...y of damage to the drive or other components This symbol indicates death or serious injury can occur if you do not follow instructions The meaning of each symbol in this manual and on your equipment i...

Page 4: ...checking that the DC link voltage is discharged with a meter below 30VDC CAUTION Install the drive on a non flammable surface Do not place flammable materials nearby Disconnect the input power if the...

Page 5: ...4 F 104 F Relative humidity 90 Relative Humidity or less non condensing Storage temp 20 65 C 4 F 149 F Location Protected from corrosive gas combustible gas oil mist or dust Pollution Class 2 environm...

Page 6: ...more information In cases with input voltage unbalances install an AC input reactor Power Factor capacitors and generators may become overheated and damaged due to harmonics created by the drive Use...

Page 7: ...S 2 7 CHAPTER 3 INSTALLATION 3 1 3 1 INSTALLATION PRECAUTIONS 3 1 3 2 WIRING 3 3 3 2 1 Basic Wiring 3 3 3 2 2 Wiring Input and Output Power Terminals 3 9 3 2 3 Interference Suppression Measures 3 11 3...

Page 8: ...TROUBLE SHOOTING MAINTENANCE 7 1 7 1 FAULT DISPLAY 7 1 7 2 FAULT REMEDY 7 3 7 3 TROUBLESHOOTING 7 6 7 4 HOW TO CHECK POWER COMPONENTS 7 7 7 5 MAINTENANCE 7 13 7 5 1 Precautions 7 13 7 5 2 Periodic In...

Page 9: ...cification 9 2 9 2 2 Hardware Specification 9 2 9 2 3 Communication Specification 9 2 9 2 4 Installation 9 2 9 2 5 Communication Parameters 9 3 9 3 OPERATION 9 3 9 3 1 Operating Steps 9 3 9 4 COMMUNIC...

Page 10: ......

Page 11: ...chnical field support personnel are available to do startup and conduct on site training on the drive operations and troubleshooting On Site Training Services Benshaw technical field support personnel...

Page 12: ...e SG Series drive is available at no charge by contacting Benshaw s customer service department at one of the above telephone numbers A service technician is available Monday through Friday from 8 00...

Page 13: ...correct horsepower and input voltage for the application 1 4 1 Drive Model Number The numbering system of the drive is as shown below RSi 007 SG 2 B Benshaw RediStart Inverter Enclosure Type Motor HP...

Page 14: ...ably operate the drive install the drive in the proper orientation and with proper clearances Incorrect terminal wiring could result in equipment damage DBU and DBR Brake Unit Module and Resistor The...

Page 15: ...8 13 2 13 2 28 7 29 8 44 1 44 1 Kg 4 9 6 6 13 13 5 20 20 Protection degree IP20 UL Enclosed Type 1 for all ratings provided with conduit box 2 2Ratings 460V 7 5 40 HP 4 6 0 V RSi___SG 4B 7 10 15 20 25...

Page 16: ...ed Type 1 for all ratings provided with conduit box 2 4 Ratings 460V 150 700HP 4 6 0 V RSi___SG 4 150 200 250 350 400 500 600 700 Std Duty VT Motor Rating 1 HP 150 200 250 350 400 500 600 700 kW 110 1...

Page 17: ...requency 50 60 Hz 5 Weight Lbs 14 4 15 5 15 5 25 8 25 8 41 7 41 7 Kg 6 5 7 7 11 7 11 7 18 9 18 9 Protection degree IP20 UL Enclosed Type 1 for all ratings 2 6Ratings 575V 50 125HP 5 7 5 V RSi___SG 6B...

Page 18: ...424 Std Duty CT Motor Rating 1 HP 150 200 250 350 400 kW 110 132 160 220 280 A 137 184 222 305 389 Heavy Duty CT Motor Rating 1 HP 125 150 150 250 300 kW 90 110 132 160 220 A 128 147 177 244 311 Outp...

Page 19: ...lated Analog 0 12V 12V 12V 4 20mA or 0 20mA Pulse Ext PID Digital Keypad Input Signal Isolated Start Signal Forward Reverse Multi Step Max 18 Speeds can be set including Jog Dwell via 4 Multi Function...

Page 20: ...g along with the Last Trip Time ENVIRONMENT Ambient Temperature 10 C 14F 40 C 104F Derate by 20 for use at 50C ambient Storage Temperature 20 C 4F 65 C 149F Ambient Humidity Less Than 90 RH Max Non Co...

Page 21: ...284 00 VFD RSI 007 SG 2B VFD RSI 007 SG 4B PART NUMBER PART NUMBER 460 VOLTS HP 7 5 230 VOLTS HP 7 5 4 67 118 49 3 50 89 00 2 01 51 00 1 89 48 01 5 83 148 01 0 98 DIA KNOCKOUT HOLES 3 PLACES 0 71 DIA...

Page 22: ...SG 4B 460 15 VFD RSI 010 SG 2B VFD RSI 015 SG 2B VFD RSI 010 SG 4B PART NUMBER PART NUMBER 230 460 VOLTS HP 10 15 230 VOLTS HP 10 WARNING 0 24 DIA MTG HOLES 2 PLACES 0 71 DIA MTG HOLES 2 PLACES REMOV...

Page 23: ...IGHT SIDE VIEW VFD RSI 010 SG 6B VFD RSI 007 SG 6B PART NUMBER 7 5 600 600 10 VOLTS HP VFD RSI 015 SG 6B 600 15 0 24 DIA MTG HOLES 2 PLACES 0 71 DIA MTG HOLES 2 PLACES REMOVABLE SG LCD KEYPAD 7 87 200...

Page 24: ...2 72 69 19 3 21 81 61 17 89 454 28 7 91 200 86 REMOVABLE CONDUIT BOX VOLTS VOLTS VOLTS VFD RSI 020 SG 4B 460 VFD RSI 025 SG 4B PART NUMBER VFD RSI 020 SG 6B VFD RSI 025 SG 6B 600 600 460 VFD RSI 025 S...

Page 25: ...23 59 599 21 5 48 139 19 1 34 34 01 9 13 232 00 9 29 235 99 18 11 459 99 11 97 304 01 11 18 284 00 600 600 VOLTS VFD RSI 040 SG 6B VFD RSI 030 SG 6B PART NUMBER 40 30 HP VOLTS 460 460 VFD RSI 040 SG 4...

Page 26: ...179 98 10 46 265 68 REMOVABLE CONDUIT BOX REMOVABLE CONDUIT BOX 6 24 158 50 PART NUMBER VFD RSI 050 SG 4B VOLTS 460 50 HP 60 460 VFD RSI 060 SG 4B 6 43 163 40 6 24 158 50 0 35 DIA MTG HOLES 2 PLACES R...

Page 27: ...642 01 11 52 292 61 6 24 158 50 REMOVABLE CONDUIT BOX 0 35 DIA MTG HOLES 2 PLACES 5 12 130 00 25 28 642 01 21 02 533 91 20 28 515 11 460 VOLTS 3 20 DIA KNOCKOUT HOLES 3 PLACES 9 94 252 45 3 54 89 99 7...

Page 28: ...IEW RIGHT SIDE VIEW 25 28 642 01 REMOVABLE CONDUIT BOX REMOVABLE CONDUIT BOX 600 600 VOLTS VFD RSI 060 SG 6B VFD RSI 050 SG 6B PART NUMBER 60 HP 50 VFD RSI 075 SG 6B 600 75 6 24 158 50 2 37 60 07 7 09...

Page 29: ...83 59 12 03 305 46 8 80 223 52 6 91 175 49 30 22 767 51 7 09 180 01 30 22 767 51 REMOVABLE CONDUIT BOX REMOVABLE CONDUIT BOX 460 VOLTS HP 100 460 125 PART NUMBER VFD RSI 100 SG 4B VFD RSI 125 SG 4B RE...

Page 30: ...08 510 03 29 88 759 00 16 64 422 63 16 64 422 61 13 78 350 01 460 460 VOLTS VOLTS 600 VFD RSI 150 SG 4 VFD RSI 200 SG 4 PART NUMBER VFD RSI 150 SG 6 PART NUMBER 150 150 HP 200 HP 0 43 DIA MTG HOLES 2...

Page 31: ...61 20 08 510 03 13 78 349 99 33 90 861 01 33 90 861 01 32 93 836 50 20 08 510 03 16 64 422 61 460 VOLTS VOLTS 600 600 VFD RSI 250 SG 4 PART NUMBER VFD RSI 200 SG 6 VFD RSI 250 SG 6 PART NUMBER 250 25...

Page 32: ...1043 51 17 70 449 61 3 19 81 03 10 40 264 03 27 17 690 12 VARIABLE FREQUENCY DRIVE VARIABLE FREQUENCY DRIVE 41 08 1043 51 42 44 1078 00 460 460 VOLTS VOLTS 600 600 VFD RSI 350 SG 4 VFD RSI 400 SG 4 PA...

Page 33: ...250 09 44 90 1140 36 43 70 1109 85 44 90 1140 46 43 70 1109 85 9 85 250 09 17 40 442 01 5 35 135 86 17 40 441 99 30 39 771 91 9 85 250 09 9 85 250 09 PART NUMBER VFD RSI 500 SG 4 460 VOLTS 500 HP 0 4...

Page 34: ...NING WARNING 19 49 495 00 6 73 171 04 36 30 922 02 VARIABLE FREQUENCY DRIVE 11 42 289 97 11 42 289 97 51 28 1302 44 50 06 1271 60 19 49 495 00 36 30 922 02 TOP VIEW FRONT VIEW BOTTOM VIEW RIGHT SIDE V...

Page 35: ...Notes...

Page 36: ......

Page 37: ...g the drive on a press or other moving equipment 3 Install in a location where temperature is within the permissible range 10 40 C 4 The drive will be very hot during operation Install it on a non com...

Page 38: ...ves and ventilation fan must be installed in proper positions with extreme care taken to keep the ambient temperature of the drives below the permissible value If they are installed in improper positi...

Page 39: ...us Choke DB Resistor M5 Inverter Disable BX V V1 5G V I Analog Power Source 12V Analog Power Source 12V Frequency reference 0 20mA or 4 20mA Frequency reference 0 12V V1S 12 12V Frequency reference co...

Page 40: ...le BX V V1 CM V I Analog Power Source 12V Analog Power Source 12V Frequency reference 0 20mA or 4 20mA Frequency reference 0 12V V1S 12 12V Frequency reference common terminal S1 S0 5G Output Frequenc...

Page 41: ...erence 0 20mA or 4 20mA Frequency reference 0 12V V1S 12 12V Frequency reference common terminal S1 S0 5G Output Frequency Meter Output Voltage Meter Common for output meter signal CM B0 A0 Common for...

Page 42: ...S L2 T L3 P1 P2 N U V W Bus Bar Terminals 150 400 HP 460V R L1 S L2 T L3 P2 N U V W Note P1 terminal is not provided for wiring Symbol Description R L1 S L2 T L3 AC Line Voltage Input G Earth Ground...

Page 43: ...40 HP 230V 460V 575V 50 700 HP 460V 50 150 HP 575V A0 B0 5G 5G S0 S1 V V1 5G V I NT C CM C M6 24 M7M8 M1CMM2 M3 24 M4M5 3A 3C 3B A1 C1 A2 C2 A3 C3 A4 C4 C CM C M6 24 M7M8 M1CMM2 M3 24 M4M5 3A 3C 3B A1...

Page 44: ...100mA 12V 100mA V1 Frequency Reference Voltage Used by a DC 0 12V or 12 12 V input to set the Frequency Reference Input Resistance 20 K I Frequency Reference Current Used by a 0 4 20mA input to set t...

Page 45: ...the same conduit as other wiring 8 Cross wires at right angles whenever power and control wiring cross 9 Do not use power factor capacitor surge arrestors or RFI filters on the output side of the driv...

Page 46: ...s that contain rectifiers or other switching devices When the drive is powered from an ungrounded floating Delta connected source In this case establish a grounded secondary A drive isolation transfor...

Page 47: ...face area of the conductors is a more critical consideration than its cross sectional area Since high frequency interference currents tend to stay towards the outer surface skin effect braided copper...

Page 48: ...A 30202 800 777 3539 If the installation requires the use of an output reactor the reactor as with a line filter should be placed as close as possible to the drive Low voltage control wires longer tha...

Page 49: ...or Connection Example 7 5 40 HP drives R L1 S L2 T L3 G P1 P2 N U V W Jumper Jumper Power supply must be connected to the R S and T terminals Connecting it to the U V and W terminals causes internal d...

Page 50: ...0HP M8 8 9 79 7 22 22 4 4 50 75HP M8 8 9 79 7 38 38 2 2 100 125HP M10 11 9 105 9 60 60 1 0 1 0 150 200HP M12 20 9 186 6 100 100 4 0 4 0 250HP M12 20 9 186 6 150 150 300 300 350HP M12 20 9 186 6 200 20...

Page 51: ...the main power circuits and other high voltage circuits such as 120V relay circuits It is recommended to use wire sizes of 28 AWG to 16 AWG for TER1 and TER2 control terminals and 22 AWG to 14 AWG for...

Page 52: ...thod 1 NPN mode Mx CM NPN mode when J1 switch is set to NPN mode downward use Mx to CM for connection of an external contact switch relay or transistor With contact closed the control board input term...

Page 53: ...NP mode upward use 24V to Mx for connection of an external contact switch relay or transistor With contact closed the control board input terminal is activated turned ON using the internal 24V power s...

Page 54: ...bus signal High and C Modbus signal LOW in TER 2 Turn the switch J3 ON Upward to connect the termination resistor 120 ohm if required J3 switch is on the left side of the TER2 Item Specification Trans...

Page 55: ...Chapter 3 Installation 3 19 3 2 8 Keypad Wiring The keypad connects to the control board at the keypad connector CN2 Keypad Connector CN2...

Page 56: ...3 1 Notes...

Page 57: ...a Reverse Run Button The Reverse Run LED blinks when the drive Accels or Decels The Program Button is used to go into programming mode to change data The Enter Button is used to enter changed data wit...

Page 58: ...atus when Up Down operation is selected O Frequency setting via Communication Option board J Jog terminal input 1 15 Step frequency operation except Jog 4 Output Current Displays the Output Current du...

Page 59: ...Press or keys to change the data 6 Press ENTER key to enter the data The cursor stops blinking Note Certain parameters cannot be changed when the drive is running or AFN 94 Parameter Lock is activate...

Page 60: ...UN Max Frequency Amount of Torque Boost etc Parameters related to basic functions Advance Function Group AFN Frequency Jumps Max Min Frequency Limit etc Basic Application Parameters Input Output Group...

Page 61: ...O V1 filter 01 10 ms DRV Dec time 02 20 0 sec FUN Acc pattern 05 Linear AFN Last trip 2 02 I O V1 volt x1 02 0 00 V FUN Dec pattern 06 Linear AFN Last trip 3 03 I O V1 freq y1 03 0 00 Hz DRV Freq mode...

Page 62: ...rive from the keypad set the following parameters DRV 03 Drive Mode Run Stop method 0 Keypad DRV 04 Frequency Mode Freq setting method 0 Keypad 1 1 Check the LCD display when power is applied The disp...

Page 63: ...wire Wiring R S T G U V W M8 RX M7 FX M6 M5 M4 M3 M2 M1 CM V V1 5G CM on Units 50 HP and larger S1 5G 3A 3C 3B IM 3P AC INPUT Potentiometer 2 kohm 1 2W S W S0 Step Parameter Name Parameter Number Des...

Page 64: ...erate from a 4 20mA analog input and a remote two wire start command If a three wire start stop circuit is required refer to I O 20 29 One of the inputs can be configured to 3 wire Wiring R S T G U V...

Page 65: ...Notes...

Page 66: ......

Page 67: ...0 Yes 6 3 DRV 08 Electronic Thermal Level Continuous ETH cont 50 DRV 07 100 Yes 6 3 DRV 09 Characteristic Selection Motor Type Motor type Self cool Forced cool Self cool Yes 6 3 DRV 10 Output Current...

Page 68: ...Fx Rx 2 Fx Rx 1 No 6 7 DRV 92 Frequency Mode 2 Frequency Setting Method Freq mode 2 Keypad 1 Keypad 2 V1 V1S I V1 I Pulse Int 485 Ext PID Keypad 1 No 6 7 The gray highlighted parameters are hidden pa...

Page 69: ...ing DC Injection Braking Value DcSt value 0 150 50 No FUN 23 Stop Mode Stop mode Decel DC brake Free run Flux brake Decel No 6 12 FUN 24 Note 10 DC Injection Braking On Delay Time DcBr Dly tim 0 10 60...

Page 70: ...6 18 FUN 59 Trip Time Setting No Motor Time 0 5 10 0 secs 3 0 No 6 18 FUN 64 Overload Warning Level OL level 30 110 110 Yes 6 18 FUN 65 Overload Warning Time OL time 0 30 secs 10 0 Yes 6 18 FUN 66 Ov...

Page 71: ...to Dc start Note 10 FUN 24 through FUN 27 only displayed when FUN 23 is set to Dc brake Note 11 FUN 34 and FUN 35 only displayed when FUN 33 is set to yes Note 12 FUN 41 through FUN 48 only displayed...

Page 72: ...N 32 FUN 30 Hz 5 No 6 25 AFN 10 Frequency Jump Selection Jump freq No Yes No No 6 26 AFN 11 Note 20 Jump Frequency 1 Low jump Lo1 Fre 0 AFN 12 Hz 10 Yes 6 26 AFN 12 Jump Frequency 1 High jump Hi1 Fre...

Page 73: ...otor Speed Display RPM factor 1 1000 100 Yes 6 30 AFN 48 Carrier Frequency Carrier freq 7 5 30 HP 0 7 15 kHz 5 kHz Yes 6 31 40 HP 0 7 10 kHz Yes 50 100 HP 0 7 4 kHz 4 kHz Yes 125 400 HP 0 7 3 kHz 3 kH...

Page 74: ...Voltage Yes 6 36 Watt AFN 82 Software Version iP5A Benshaw Ver 1 0 Ver X XX View Only 6 36 AFN 83 Last Trip Time LastTripTime X XX XX XX XX X View Only 6 36 AFN 84 Power On Time On time X XX XX XX XX...

Page 75: ...he related functions are set Note 19 AFN 08 is only displayed when AFN 07 is set to 1 sec Note 20 AFN 11 through AFN 16 are only displayed when AFN 10 is set to Yes Note 21 AFN 25 and AFN 26 are only...

Page 76: ...ime Constant for I Signal Input I filter 0 9999 msec 10 Yes 6 40 I O 07 I Input Minimum Current I curr x1 0 I O 09 mA 4 Yes I O 08 Frequency Corresponding to I Input Minimum Current I freq y1 0 FUN 30...

Page 77: ...19 Waiting Time after Loss of Freq Reference Time out 0 1 120 sec 1 0 Yes I O 20 Multi Function Input Terminal M1 Define M1 define Speed L Speed M Speed H XCEL L XCEL M XCEL H Dc brake 2nd Func Excha...

Page 78: ...15 Yes I O 30 Jog Frequency Setting Jog freq 0 to FUN 30 Hz 10 Yes 6 44 I O 31 Step Frequency 4 Step freq 4 40 Yes I O 32 Step Frequency 5 Step freq 5 50 Yes I O 33 Step Frequency 6 Step freq 6 40 Ye...

Page 79: ...O 63 Deceleration Time 7 Dec time 7 0 6000 sec 20 Yes I O 70 S0 output selection S0 mode Frequency Frequency Yes 6 50 Current Voltage DC link Vtg Ext PID Out Watts I O 71 S0 output adjustment S0 adju...

Page 80: ...NONE Yes I O 80 Fault Output Relay Setting 30A 30B 30C Relay mode 000 111 bit 010 Yes 6 55 I O 81 Terminal Output Status Out status 00000000 11111111 0 View Only 6 55 I O 82 Fault Output Relay On Dela...

Page 81: ...No 6 58 I O 96 Input time In CheckTime 1 1000 msec 1 No 6 58 I 0 97 Overheat trip selection OH Trip Sel 000 111 bit 010 No 6 58 I 0 98 Motor overheat trip temperature MotTripTemp 0 255 110 No The gra...

Page 82: ...d 2 V1 V1S I V1 I Pulse Int 485 Ext PID V1 No 6 66 APP 06 PID Feedback Signal Selection PID F B I V1 Pulse 0 I No 6 66 APP 07 P Gain for PID Control PID P gain 0 999 9 1 00 Yes 6 66 APP 08 I Gain for...

Page 83: ...alue Meter V max 0 12 V 10V Yes 6 68 APP 33 Note 34 Meter P Max Value Meter P max 0 100 kHz 100kHz Yes 6 68 APP 40 Note 28 Number of Auxiliary Motor Run Display Aux Mot Run View Only View Only View On...

Page 84: ...ntv 00 00 99 00 72 00 00 Yes 6 73 APP 68 Auto Change Frequency AutoEx Freq FUN 32 FUN 30 Hz 20 0 Yes 6 73 APP 69 Inter Lock Selection Inter lock No Yes No Yes 6 75 APP 71 Note 28 Pressure difference f...

Page 85: ...APP 95 ExtPID Output Inverse ExtOut inverse No Yes No No 6 77 APP 97 ExtPID Loop Time Ext Loop Time 50 200 msec 100 No 6 77 The gray highlighted parameters are hidden parameters and will only appear...

Page 86: ...y Current Voltage DC link Vtg Ext PID Out Watt Frequency Yes EXT 41 Adjust Gain of Current Output Terminal 1 CO1 AM1 adjust 10 200 100 Yes EXT 42 Adjust Offset of Current Output Terminal 1 CO1 AM1 Off...

Page 87: ...Notes...

Page 88: ......

Page 89: ...celeration time is amount of time the drive takes to stop from the maximum frequency in FUN 30 to 0Hz when a stop command is given When FUN 73 is set to Delta Frequency the acceleration and decelerati...

Page 90: ...trol terminal I Set one of the I O 20 27 to Ext PID Run Drive starts Ext PID operation when the defined terminal is ON and Ext PID output value becomes the drives command frequency See APP 80 97 for d...

Page 91: ...5 of the current in DRV 05 Note This value must be set less than DRV 07 ETH 1min Note The set value is the percentage of DRV 05 Rated Motor Current Since a motor often runs hotter at slower speeds the...

Page 92: ...fault trip status of the drive Use the PROG and keys before pressing the RESET key to check the fault log content Output frequency output current and the mode of operation when the fault occurred are...

Page 93: ...lt history 3 AFN 04 Last trip 4 Fault history 4 AFN 05 Last trip 5 Fault history 5 DRV 14 Motor Speed This parameter displays the motor speed in RPM while the motor is running It can also be displayed...

Page 94: ...k output value Displays ExtPID controller s reference feedback output value When APP 80 Ext PID operation selection is set to YES reference and feedback are displayed in Percent unit When the PI Feedb...

Page 95: ...nd These parameters display the individual phase currents and ground current DRV 91 Drive Mode 2 This parameter provides the user a second start source to be selected by a digital input This is often...

Page 96: ...6 8 NOTES...

Page 97: ...ault S curve The shape of the ramp is curved at the beginning and the end The actual acceleration and deceleration time takes longer about 40 than the time set in DRV 01 and DRV 02 This setting preven...

Page 98: ...FUN 10 12 Pre heat This function allows the drive to apply low levels of DC current to the motor to prevent moisture from entering and condensation from occurring inside the motor when stopped When a...

Page 99: ...mount of DC Current applied to the motor and is set as percent of DRV 05 Motor Rated Current Note Do not set FUN 22 Starting DC Magnetizing Value higher than Inverter Rated Current Otherwise Motor Ove...

Page 100: ...brake Faster stopping times are available by converting some of the regenerating energy into heat at the motor during deceleration Flux Brake will stop the motor as fast as possible without tripping t...

Page 101: ...e time that the DC current is applied to the motor FUN 27 DC Injection Braking Value is the DC current applied to the motor and is based on DRV 05 Rated Current of Motor Caution Do not set the value o...

Page 102: ...parameters manually AFTER setting FUN 29 FUN 30 Maximum Frequency FUN 31 Base Frequency FUN 32 Starting Frequency FUN 30 Maximum Frequency is the highest frequency the drive will output CAUTION Consu...

Page 103: ...ire high starting torque The performance will be improved with the help of AFN 67 69 Torque boost Square pattern is used for variable torque loads such as fan and pumps This pattern maintains a square...

Page 104: ...ctor control algorithm FUN 50 Motor Rated Voltage This parameter sets the actual motor rated voltage This information can be found on the motor nameplate The drive will automatically adjust its output...

Page 105: ...e to a stop FUN 51 Setting Range Description None Disabled Factory setting Manual Energy save ON by decreasing the output with the value set in FUN 52 Auto Energy save ON automatically Param LCD Name...

Page 106: ...s must be configured as OL parameters I O 76 through I O 79 to activate OL Warning The drive will then generate an alarm signal contact closure and the display will flash OL Warning when the output cu...

Page 107: ...Protection Mode Selection Setting Range FUN 69 Description Bit 2 Bit 1 Bit 0 0 0 1 001 Output phase loss protection active 0 1 0 010 Input phase loss protection active 1 0 0 100 Phase loss protection...

Page 108: ...ncy Stall Prevention during Acceleration Note The actual Acceleration time may extend due to stall prevention during Acceleration Note The drive starts deceleration when a Stop command is applied even...

Page 109: ...priority Accel Decel Change Operation FUN 73 Reference Frequency for Accel Decel This parameter determines the reference for the Accel Decel times For most applications the Max freq setting is appropr...

Page 110: ...These parameters are used in conjunction with the digital input terminals I O 20 I O 27 when set to Up and Down EMOP control The saved frequency FUN 76 view only is the frequency at the time the inpu...

Page 111: ...ximum of the analog signal FUN 81 FUN 81 Setting Range Description None Uses FUN 71 level I 0 4 20 mA signal used for current limit V1 0 10V signal used for current limit Pulse 0 100kHz signal used fo...

Page 112: ...6 24 NOTES...

Page 113: ...nd ADC Offset HW Diag are not resettable Repair the fault before turning on the power This function erases all fault histories of AFN 01 to AFN 05 from memory However AFN 83 Last Trip Time cannot be r...

Page 114: ...Frequency Jump Note When the reference frequency is set between the jump frequency low high limit it follows the low limit frequency marked by Note If jump range 1 and range 2 are overlapped the lowe...

Page 115: ...s and safety interlocks to minimize the potential for injury or equipment damage AFN 21 Restart After a Fault Reset If AFN 21 is set to No upon resetting a fault the user will be required to open the...

Page 116: ...during Acceleration can also be independently activated by setting FUN 20 Start Mode to Flying Start Speed Search Operation AFN 24 Auto Fault Reset AFN 25 Number of Auto Retry AFN 26 Delay Time Before...

Page 117: ...according to motor capacity AFN 42 Rated Motor Slip DRV 05 Rated Motor Current Recheck DRV 05 after changing HP setting AFN 44 No Load Motor Current AFN 62 Stator Resistance AFN 63 Rotor Resistance AF...

Page 118: ...the inertia value can be fine tuned to provide better performance The available range is 1to 40 Set to low numbers for loads that have low load inertias for a quicker search time Set to higher number...

Page 119: ...ithout changing the PWM carrier frequency AFN 48 AFN 49 Setting Range Description Normal Operation via standard Space Vector PWM pattern PWM frequency may be automatically adjusted at low speed for op...

Page 120: ...Slip Motor rated slip Hz DRV 05 Rated Curr Motor rated current rms AFN 44 Noload Curr Motor no load current rms AFN 45 Efficiency Motor efficiency AFN 46 Inertia rate Motor inertia rate Note Incorrect...

Page 121: ...and the motor Overcurrent trips may occur if AFN 62 Stator resistance is set to more than double the auto tuned value Additional Tuning for Sensorless Vector Control Adjust the AFN 44 No Load Motor Cu...

Page 122: ...cteristics However if this value is set too high the steady state characteristics may become unstable The default settings are typically acceptable and this parameter should only be changed to increas...

Page 123: ...higher than needed it is possible to over flux or saturate the motor This can result in high currents motor overheating and over current trips Auto Torque Boost When AFN 67 Manual Auto torque boost se...

Page 124: ...ctory setting Watt Output power Display the output power of the drive AFN 82 Software Version This parameter displays the software version This will vary depending on software version installed in the...

Page 125: ...nload them to other drives See related parameter AFN 95 Note When AFN 91 92 is used motor parameters such as DRV 05 AFN 40 46 and AFN 62 63 will be initialized 1 Set AFN 91 to Yes and press Enter key...

Page 126: ...d the display arrow changes from solid to dashed line To Unlock enter the same password four digits registered in AFN 96 Password Register The display arrow changes from dashed line to solid Note Spee...

Page 127: ...ce the drive s response to noise However increasing this parameter will also make the drive respond slower to speed changes This is the minimum voltage of the V1 input at which the drive will output m...

Page 128: ...eter will also make the drive respond slower to speed changes This is the minimum current of the I input at which the drive outputs minimum frequency I O 08 This is the drives output minimum frequency...

Page 129: ...A B I O 12 P filter Set the embedded filter constant for P Pulse input I O 13 P Pulse x1 Set the Minimum frequency for P Pulse input I O 14 P freq y1 Set the output frequency corresponding to P Pulse...

Page 130: ...7 or I O 13 I O 18 Operating method after loss of analog freq command selects the action the drive will take after losing the analog signal The following table describes the settings in I O 18 LCD Set...

Page 131: ...tion braking during stop 2nd Func Exchange to 2nd functions Exchange Exchange to commercial line Reserved Reserved for future use Up Increase Speed Down Decrease Speed 3 Wire 3 wire operation Ext Trip...

Page 132: ...ial Line Exchange operation This will prevent chattering during the transition I O 30 Jog Frequency This parameter sets the jog frequency I O 31 42 Step Frequency 4 5 6 7 8 9 10 11 12 13 14 15 Speed L...

Page 133: ...speed input Speed M Middle bit in Multi Step speed input Speed H High bit in Multi Step speed input Speed X Highest bit in Multi Step speed input Note 1 Speed 0 is based on the Freq Ref source set in...

Page 134: ...61 Decel Time 6 I O 62 Accel Time 7 1 1 1 I O 63 Decel Time 7 0 OFF 1 ON Multi Accel Decel Time Operation Dc brake DC Injection Braking can be activated by configuring one of the multi function input...

Page 135: ...change The following 3 settings should be made to activate the exchange function 1 Set one of the Multi function input terminals I O 20 27 to Exchange 2 Set one of the Multi function Aux Contact Outpu...

Page 136: ...igital input programmed to Pre Heat is activated the drive applies low levels of DC current to the motor See FUN 10 11 and 12 iTerm Clear This function is used for PID control When this terminal is ON...

Page 137: ...M7 and M8 for other function setting Refer to MMC operation Reset This function is used as a fault reset terminal when ON It requires a momentary contact closure for fault reset BX This function is u...

Page 138: ...tput voltage 10V IO 71 or 73 100 DC link vtg The S0 S1 terminal provides an analog output corresponding to the dc link voltage The output value is determined by the following formula S0 S1 Output Volt...

Page 139: ...Frequency detection 2 with contact closure OL Overload detection IOL Inverter overload detection Stall Stalling LCD Setting Range Description OV Over voltage detection LV Low voltage detection OH Inv...

Page 140: ...dwidth I O 75 2 AX CX configured as FDT 3 FDT 4 AX CX is CLOSED when the output frequency reaches the FDT frequency The output is OPENED when the output frequency goes below the FDT bandwidth centered...

Page 141: ...as an Inverse Time I t characteristic and provides an alarm closes relay at 60 36 secs of the one minute time period AX CX configured as IOL Stall AX CX is CLOSED when the drive is in the stall preven...

Page 142: ...hange 2 Define one of the Multi function output terminals to INV line 3 Define one of the Multi function output terminals to COMM line AX CX configured as COMM line and INV line Mx terminal configured...

Page 143: ...aults Disabled while Auto retry is ON When several faults occurred at the same time Bit 1 has the first priority Active order Bit 1 Bit 2 bit3 I O 81 Terminal Output Status This parameter displays the...

Page 144: ...86 Setting Range Description Percent Flow rate pressure and temperature are displayed in Bar Pressure is displayed in Bar mBar Pressure is displayed in mBar kPa Pressure is displayed in kPa Pa Pressu...

Page 145: ...Lost command determines the method of operation if the communication signal is lost If lost the drive will display LOR on the LCD display The possible functions for I O 92 are shown in the following...

Page 146: ...Motor trip temperature is set with I O 98 Motor temperature can be viewed at parameter FUN 56 Motor Temperature Param Bit set Function I O 97 2 1 0 1 Motor overheat trip activation 0 Off 1 On 1 Reser...

Page 147: ...752 81 0 3455 91 0 2574 101 0 1949 111 0 1497 121 0 1167 131 0 0921 141 0 0736 82 0 3353 92 0 2502 102 0 1897 112 0 1459 122 0 1139 132 0 0900 142 0 0720 83 0 3254 93 0 2432 103 0 1847 113 0 1423 123...

Page 148: ...6 60 NOTES...

Page 149: ...his control matches the target value with the feedback amount For HVAC or Pump applications the PID control can be used to adjust the actual output by comparing a feedback signal with a Set point give...

Page 150: ...ulse Select the desired units default PSI of the process signals in I O 86 User unit selection This changes the units of the parameters related to the process Target Set Point Feedback They can be set...

Page 151: ...ain Feed Foward DRV 04 PID Aux Ref Setting Freq APP 03 APP 04 Aux Ref Mode Keypad 1 Keypad 2 V1 V1S I V1 I Pulse Int 485 Ext PID Aux Ref Sel 0 1 2 3 4 5 6 7 8 Jog Freq Up Down Freq Keypad 1 Keypad 2 V...

Page 152: ...PID output becomes the target freq of the system and the drive is operating according to Accel Decel Time PID control sampling time is 10msec APP 07 APP 08 APP 09 PID P gain PID I gain PID D gain KP K...

Page 153: ...2 T L3 M7 FWD Run Stop M8 REV Run Stop M1 Setting Open loop CM Common Terminal IM V V1 I Feed back Reference 5G V V1 I Common 24V Power Supply User supplied DC Power OUT COM 24V Feedback 4 20mA DRV 04...

Page 154: ...s parameter determines which input will be the feedback signal for the PID loop The default is set to the I terminal but can be changed to the V1 V1S or Pulse input terminals This parameter sets the p...

Page 155: ...D controller s output polarity The output can be direct No or inverted Yes Note Most applications require No this means as the pressure or process variable rises in the system the speed will fall If t...

Page 156: ...APP 21 2nd Dec time Base Frequency FUN 31 Base freq APP 22 2nd BaseFreq Volts Hz mode FUN 40 V F Pattern APP 23 2nd V F Forward torque boost AFN 68 Fwd Boost APP 24 2nd F boost Reverse torque boost AF...

Page 157: ...ng motor run time Set to AUX_EXCH mode for automatic changing of auxiliary motors only and set to MAIN_EXCH mode for automatic changing of all motors including main motor For MAIN_EXCH mode APP 67 68...

Page 158: ...value exceeds the value set in APP 71 Aux Start Diff APP 51 54 Stop Frequency of Aux Motor 1 4 The drive turns off AUX4 AUX3 AUX2 and AUX1 in this order if the output frequency is below the frequenci...

Page 159: ...e Start Stop reference of Aux motors The following figure shows the running pattern with this function applied for controlling the flow rate of a tank To control the flow rate proportional to the wate...

Page 160: ...H Set the starting Aux motor in APP 41 I Set the start freq of Aux motors in APP 44 47 J Set the stop freq of Aux motors in APP 51 54 K Start operation Related MMC functions and parameters A Energy sa...

Page 161: ...iliary motors is fixed using EXCH_NONE Mode but rotates the sequence alternates using AUX_EXCH Mode For example when Aux motors running order is presently RLY1 RLY2 RLY3 RLY4 and the Auto change condi...

Page 162: ...run by the order set in APP 66 and then continues operation according to the new run order The drive starts counting only when the auxiliary motor is running In MAIN_EXCH Mode when the drive output fr...

Page 163: ...tarted except Aux motor 3 RLY 3 Off Aux motors start rotating in the order of RLY1 RLY2 RLY4 Aux motor starting condition and output Pressure air volume adjustment Drive turns Aux motors ON automatica...

Page 164: ...71 Pressure Difference for Aux Motor Start APP 72 Pressure Difference for Aux Motor Stop When using MMC control these parameters set the pressure difference between the PID reference and the Feedback...

Page 165: ...tor 4 APP 79 ALL Stop This parameter selects the stopping method of the auxiliary motors when the main motor is stopped When set to yes all auxiliary motors will be stopped simultaneously When set to...

Page 166: ...Pgain 1 0 0 999 9 APP 86 ExtPID Itime 10 0 sec 0 32 0 sec APP 87 ExtPID Dtime 0 msec 0 2000 msec APP 88 ExtPID lmt H 100 00 0 100 00 APP 89 ExtPID lmt L 0 0 30 00 APP 90 ExtPID Scale 100 0 0 999 9 APP...

Page 167: ...Terminal Setting M1 M8 Ext PID Output Gain Ext PID F Gain Feed Foward Ext PID Ref Setting Zero APP 93 APP 81 I O 20 27 Multi function Input Terminal Setting M1 M8 APP 83 Keypad 3 V1 I Pulse 0 1 2 V1...

Page 168: ...l block diagram APP 85 APP 86 APP 87 Ext PID P Gain Ext PID I Gain Ext PID D Gain KP KI KD 0 I O 20 27 Multi function Input Terminal Setting M1 M8 I Term Clear KP 2 K APP 91 Ext PID P2 Gain P Gain2 AP...

Page 169: ...0 Gain APP 89 Ext PID Low LImit Freq I O 20 27 Multi function Input Terminal Setting M1 M8 Ext PID Output Gain Ext PID F Gain Feed Foward Ext PID Ref Setting Zero APP 93 APP 81 I O 20 27 Multi functio...

Page 170: ...Imit Freq proc PI dis APP 12 Gain APP 11 PID Low Limit Freq I O 20 27 Multi function Input Terminal Setting M1 M8 PID Output Scale PID F Gain Feed Foward PID Aux Ref Setting Freq APP 03 APP 04 Aux Ref...

Page 171: ...Fbk Sel V1 1 Keypad 3 Ext Ref Sel DRV 04 Freq Mode Inverter Reference Freq setting Main Speed Ref ExtPID output can be used for drive target frequency To activate this function set analog input V1 I...

Page 172: ......

Page 173: ...ayed when an output short occurs See Over Current 2 fault Over Load Inverter Motor Overload Protection When activated with FUN 66 the drive turns off its output when the output current is greater than...

Page 174: ...nected Ext OHT External Over Heat Trip This fault is displayed when the programmed trip temperature from an externally connected thermistor PTC or NTC is exceeded Fan Lock 150 HP and above Fan Loss Th...

Page 175: ...t wiring of the drive 2 A Ground fault has occurred in the motor 1 Check the output wiring of drive for shorts 2 Test and or exchange motor Over Voltage Protection 1 Deceleration time is too short com...

Page 176: ...the drive 2 Acceleration Deceleration time is too short compared to the inertial of load 3 Short has occurred between the upper and lower IGBT 1 Check motor and output wiring of drive for short circui...

Page 177: ...fan bd 2 Pins 1 2 of connectors CN3 and CN4 on the Fan bd Fuse Open 40 HP and above 1 Internal fuse detector has detected a blown DC Bus Fuse On 500 HP 700 HP these are line input fuses 1 Check Fuses...

Page 178: ...the level of the input signal Are the following parameter settings correct Lower Limit Frequency FUN 34 Upper Limit Frequency FUN 35 Analog Frequency Gain I O 1 10 Is the input signal line influenced...

Page 179: ...resistance such as Mega ohms or OL will be displayed when the circuit is Open When the circuit is closed the resistance values will range from a few ohms to tens of ohms Sometimes a circuit will seem...

Page 180: ...R Open N R Closed D2 S DCP Closed D5 S N Open DCP S Open N S Closed Diode D3 T DCP Closed D6 T N Open DCP T Open N T Closed IGBT Tr1 U DCP Closed Tr4 U N Open DCP U Open N U Closed Tr3 V DCP Closed Tr...

Page 181: ...1 D1 R P2 Open Diodes D4 R N Open P2 R Open N R Closed SCR2 S P2 Open D5 S N Open P2 S Open N S Closed SCR3 T P2 Open D6 T N Open P2 T Open N T Closed measurement is across Rpre D1 series in parallel...

Page 182: ...across indicator Closed Fuses are in parallel visual check indicators first SCR s SCR1 R P2 Open Diodes D4 R N Open P2 R Open N R Closed SCR2 S P2 Open D5 S N Open P2 S Open N S Closed SCR3 T P2 Open...

Page 183: ...d Fuse 3 across fuse Closed Fuse 3 across indicator Closed Fuses are in parallel visual check indicators first SCR s SCR1 R P2 Open Diodes D4 R N Open P2 R Open N R Closed SCR2 S P2 Open D5 S N Open P...

Page 184: ...ss fuse Closed Fuse 3 across indicator Closed These indicators are connected in series SCR s SCR1 SCR2 R P1 Open Diodes D1 D2 R N Open P1 R Open N R Closed SCR3 SCR4 S P1 Open D3 D4 S N Open P1 S Open...

Page 185: ...oltage has discharged The voltage between terminal P1 N or P2 N should be less than 30VDC The DC bus capacitors in the electronic circuit can still be charged even after the power is turned off The DC...

Page 186: ...tions of the drive Panel X Physical Cables and Connections Are there any signs of overheated connections discolored lugs insulation melted X Visual Yes No Are there any signs of rusted or corroded con...

Page 187: ...terminals U V and W for 230V 4V for 460V 8V for 600V 12 Does the displayed Output Voltage agree with measurement X Display parameter for Output Voltage compare to measured value Tol 10 20 Note 1 Outpu...

Page 188: ...Notes...

Page 189: ...eviceNet Communications Enables drive to be connected to a DeviceNet network VFD RSI SG DEVICENET Profibus Communications Enables drive to be connected to a Profibus network VFD RSI SG PROFIBUS BACnet...

Page 190: ...3m 9 9ft Remote cable VFD 5M RE Cable SG 5m 16 5ft Remote cable 8 1 3 4 20 mA Output Option Card Part VFD RSI SG 4 20 MA Manual 890027 11 xx This option card adds 2 isolated outputs 0 4 20 mA to the d...

Page 191: ...cases where a short stopping time is desired or a high inertia or regenerative load requires dynamic braking capability an optional Dynamic Braking DB unit can be added to the SG drive Contact Benshaw...

Page 192: ...for DB unit and DB resistor for 7 5 40HP drives 50HP 125HP similar B2 B1 N P CM OH G AC Input 50 60 Hz U V W G R L1 S L2 T L3 N 3 MCCB Option M1 M2 M3 M4 M6 M8 M7 MOTOR Programmable Digital Input Ext...

Page 193: ...Chapter 8 Options 8 5 4 Dynamic Brake Unit Dimensions N ynamic T P D R S P2 W N P B2 B1 G raking B WIRING V U IM nit U B2 B1...

Page 194: ...NEMA TYPE 1 Conduit Box The NEMA TYPE 1 Conduit Box enclosure enables an SG drive to be installed on the wall without any additional enclosures and satisfy NEMA Type 1 requirements The conduit box is...

Page 195: ...19 FRONT 3 1 968 50 DIAMETER KNOCKOUTS 9 29 235 99 5 48 139 19 SIDE 3 29 83 49 2 1 97 50 00 DIAMETER KNOCKOUTS 3 15 79 98 TYP 7 91 200 79 BOTTOM 2 72 69 19 3 71 94 18 3 09 78 49 7 51 190 78 3 71 94 1...

Page 196: ...9 116 48 0 93 23 60 11 81 300 00 FRONT 5 12 130 00 5 98 151 99 SIDE 0 63 15 98 5 12 130 00 BOTTOM 1 77 45 01 TYP 2 36 60 02 0 32 8 00 VFD RSI 060 SG 4B VFD RSI 075 SG 4B VFD RSI 050 SG 4B PART NUMBER...

Page 197: ...OLTS 100 HP CONDUIT BOX FOR 13 91 353 31 14 57 369 98 FRONT 7 23 183 59 6 97 176 99 SIDE 7 09 180 01 BOTTOM 0 63 15 98 7 09 180 01 2 74 69 55 5 96 151 49 3 2 99 76 DIAMETER KNOCKOUTS 5 O 86 22 DIAMETE...

Page 198: ...Notes...

Page 199: ...am Parameter change and monitoring is available via computer Ex Accel Decel time Freq Command etc Interface type of Modbus reference 1 Allows the drive to communicate with any other computers 2 Allows...

Page 200: ...selectable Communication system Half duplex system Character system ASCII 8 bit Stop bit length 1 bit Check Sum CRC16 2 byte Parity bit None Protocol supported Parameter Read Write Monitoring paramet...

Page 201: ...ne I O_93 COM Time Out Time to determine whether Communication signal is lost 0 1 120 0 sec 1 0 I O_94 Delay Time Communication Response Delay Time 2 to 1000 msec msec 5 0 9 3Operation 9 3 1 Operating...

Page 202: ...d from Master Supported function code Function code Description 0x03 Read Hold Register 0x04 Read Input Register 0x06 Preset Single Register 0x10 Preset Multiple Register Exception code Function code...

Page 203: ...mmand source 0 Terminal 1 Keypad 2 Comm Opt 3 Int 485 Frequency Reference Bits 8 14 Values 0 29 are decimal values BIT 8 14 Freq Reference 0 16 Multi step speed freq 0 2 16 17 19 Up Down Up Down UD Ze...

Page 204: ...er Overheat BIT 8 ETH Motor Overheat BIT 9 OLT Overload Trip BIT 10 HW diag BIT 11 Not Used BIT 12 OCT2 Over Current 2 BIT 13 OPT Error BIT 14 PO Phase Open BIT 15 IOLT Inverter Overload Trip 0x0010 I...

Page 205: ...ti step speed 2 4 Multi step speed 3 5 Multi step speed 4 6 Multi step speed 5 7 Multi step speed 6 8 Multi step speed 7 9 Multi step speed 8 10 Multi step speed 9 11 Multi step speed 10 12 Multi step...

Page 206: ...val Stopping Stop Forward running Reverse running Address usage area by groups DRV 9100 91FF FUN 9200 92FF AFN 9300 93FF I O 9400 94FF EXT 9500 95FF COM 9600 96FF APP 9700 97FF Address setting method...

Page 207: ...ON is the wiring of inverter and converter correctly conducted is communication program on PC operating Yes Is port setting proper Yes Yes Yes Yes Apply the power to the converter see converter manual...

Page 208: ...the inverter and PC bps the same in I O 91 No Yes Is User program s data format correct Make correction to the User program to fit for protocol No Yes Are Status LEDs on the control board turned off...

Page 209: ...4B RSi050SG 6B RSi060SG 4B RSi060SG 6B RSi075SG 4B RSi075SG 6B RSi100SG 4B RSi100SG 6B RSi125SG 4B RSi125SG 6B RSi150SG 4 RSi150SG 6 RSi200SG 4 RSi250SG 4 RSi350SG 4 RSi400SG 4 RSi500SG 4 RSi600SG 4 R...

Page 210: ...460 400SG 4 800 700 700 460 500SG 4 800 700 1000 460 600SG 4 900 700 1200 460 700SG 4 1000 700 1200 460 600V Class 007SG 6B 16 600 20 600 010SG 6B 20 600 20 600 015SG 6B 30 600 25 600 020SG 6B 40 600...

Page 211: ...rotection DRV 06 09 Electronic Thermal AFN 40 Motor Rating I O 97 98 External Thermal Sensor DRV 05 Motor Rated Current Multi step Operation I O 20 27 Multi function Input Define DRV 00 05 07 I O 31 4...

Page 212: ...iv...

Page 213: ...Inc Manufacturers 615 Alpha Drive Address Pittsburgh PA USA 15238 The products referenced above are used to control the speed of AC motors For application information consult the following documentati...

Page 214: ...Testing and measurement techniques Section 3 Radiated radiofrequency electromagnetic field immunity test EN 61000 4 4 A2 2001 Electromagnetic compatibility EMC Part 4 Testing and measurement techniqu...

Page 215: ...ilter should be fitted as closely as possible to the incoming mains supply of the wiring enclosure usually directly after the enclosure s circuit breaker or supply switch 3 The back panel of the wirin...

Page 216: ...Revision History Revision Date Changes ECO 00 June 13 2011 First Release Software Ver 1 0 E3130 01 October 22 2012 Added 600V 200 HP 400 HP Ratings General updates E3735...

Page 217: ......

Page 218: ...BENSHAW 615 Alpha Drive Pittsburgh PA 15238 Phone 412 968 0100 Fax 412 968 5415 BENSHAW Canada 550 Bright Street Listowel Ontario N4W 3W3 Phone 519 291 5112 Fax 519 291 2595...

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