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Technical Data and Specifications

S811+ Soft Starter

MN03900001E—November 2012

5

Short-Circuit Information with IEC Breakers 

Note:

For more details on short-circuit protector selections and enclosure sizing, please refer 
to the linked spreadsheet on UL’s website at: http://www.ul.com/global/documents/
offerings/industries/buildingmaterials/industrialcontrolpanels/shortcut.Eaton.xls

Note:

Suitable for use on a circuit capable of delivering not more than 100,000 rms 
symmetrical amperes, 600 volts maximum when protected by Class RK5 fuses.

Note:

Suitable for use on a circuit capable of delivering not more than 65,000 rms 
symmetrical amperes, 480 volts maximum when protected by a circuit breaker.

Catalog 
Number 
Prefix

Starter—
Maximum 
Rated 
Operational 
Current 
(Standard 
Duty)

Motor 
Current—
Based Upon 
Maximum 
Operational 
Voltage of 
400 Vac

Four-Pole 
Motor kW at 
400V 50 Hz

Short Circuit 
Rating at 
400V 50 Hz

Motor 
Current—
Based Upon 
Maximum 
Operational 
Voltage of 
690 Vac

Four-Pole 
Motor kW at 
690V 50 Hz

Short Circuit 
Rating at 
690V 50 Hz

Recommended 
Mag—Only 
Breaker for 
IEC Markets

[A]

[A]

[kW]

[kA]

[A]

[kW]

[kA]

S811+N37…

37

34.9

18.5

50

These devices do not have 690 Vac ratings

NZMN1-S40

S811+N66…

66

55.5

30

50

NZMN1-S63

S811+R10…

105

99.7

55

50

NZMN1-S100

S811+R13…

135

135

75

50

NZMN2-S160

S811+T18…

180

161

90

50

163

160

18

NZMN2-S200

S811+T24…

240

196

110

50

253

250

18

NZMN2-S200

S811+T24…

240

231

132

50

253

250

18

NZMN3-S250

S811+T30…

304

279

160

50

303

300

18

NZMN3-S320

S811+V36…

360

351

200

50

357

355

20

NZMN3-S400

S811+V42…

420

351

200

50

357

355

20

NZMN3-S400

S811+V50…

500

437

250

50

500

500

20

NZMN3-S500

S811+V65…

650

544

315

50

628

630

20

NZMN4-ME875

S811+V72…

720

683

400

50

706

710

20

NZMN4-ME875

S811+V85…

850

769

450

50

844

850

20

NZMN4-ME875

S811+V10…

1000

863

500

50

991

1000

20

NZMN4-ME1400

Содержание S811+N37 series

Страница 1: ...S811 Soft Starter User Manual Effective November 2012 Supersedes July 2012...

Страница 2: ...MERCHANTABILITY OTHER THAN THOSE SPECIFICALLY SET OUT IN ANY EXISTING CONTRACT BETWEEN THE PARTIES ANY SUCH CONTRACT STATES THE ENTIRE OBLIGATION OF EATON THE CONTENTS OF THIS DOCUMENT SHALL NOT BECO...

Страница 3: ...1 Selecting Inline or Inside the Delta Operating Configuration 12 Line and Load Power Wiring 12 S811 V10 Installation Requirements 13 Lug Installation S811 N and S811 R 14 Lug Installation S811 T S811...

Страница 4: ...n 30 User Interface 30 Transfer of S811 Configuration Parameters 31 Access Level Password Option 31 DIM Removal 31 Setup and Starting 31 Before You Begin 31 Be Aware of the Following 31 Setup 31 Initi...

Страница 5: ...TA Power Ratings 60 APPENDIX E MOTOR APPLICATION CONSIDERATIONS Squirrel Cage Motor 63 Wye Delta Motor 63 Part Winding Motor 63 Dual Voltage Motor 63 Multi Speed Motor 63 Other Winding Configurations...

Страница 6: ...ock 14 DIP Switch 14 120 Vac Control 18 24 Vdc Control 18 Basic Connection Diagram for 3 Wire Pushbutton 19 Basic Connection Diagram for 2 Wire Pushbutton 20 Basic Connection Diagram for Network Contr...

Страница 7: ...Functions 15 Input Configuration Options 16 Relay Configuration Options 17 Control Power Requirements 22 Eaton Recommended 24 Vdc Power Supplies 22 Operating Configuration Operating Parameters Soft St...

Страница 8: ...ent Range Inline Connected 55 Overload Adjustment Range Inside the Delta Connected 55 Thermal Motor Overload Times 56 Appendix C Ratings Standard Duty 15 Second Ramp 300 Current Limit at 40 C Inline C...

Страница 9: ...an emergency occurs Disconnect power before checking controllers or performing maintenance Be sure equipment is properly grounded Wear safety glasses whenever working on electronic controllers or rota...

Страница 10: ...erstand the procedures in this manual before you attempt to set up or operate the equipment WARNING Do not work on energized equipment unless absolutely required If the troubleshooting procedure requi...

Страница 11: ...ilability The S811 Soft Starter utilizes a Digital Interface Module DIM that allows the user to configure the device read and write system parameters and evaluate fault codes for troubleshooting The D...

Страница 12: ...f the measured load currents in the 111 to 132 MHz and 152 to 155 MHz frequency range Should this occur and affect the functions of the required motor protection settings refer to the troubleshooting...

Страница 13: ...ht S811 N37 5 8 2 6 7 37 187 2 2 66 67 6 6 45 163 9 S811 N66 5 8 2 6 7 37 187 2 2 66 67 6 6 45 163 9 S811 R10 10 5 4 8 7 92 201 2 4 38 111 3 6 64 168 6 S811 R13 10 5 4 8 7 92 201 2 4 38 111 3 6 64 168...

Страница 14: ...SCCR Rating A Switch Size max A Switch Type S811 N J 600 100 kA 100 K S811 R RK5 J 600 100 kA 200 K S811 T RK5 J 600 100 kA 600 K S811 U RK5 J 600 100 kA 600 K S811 V36 RK5 J 600 100 kA 600 K S811 V42...

Страница 15: ...Maximum Operational Voltage of 400 Vac Four Pole Motor kW at 400V 50 Hz Short Circuit Rating at 400V 50 Hz Motor Current Based Upon Maximum Operational Voltage of 690 Vac Four Pole Motor kW at 690V 50...

Страница 16: ...ify that the unit s catalog number and options match those stated on the order purchase form CAUTION Unit may weigh up to 103 pounds Use suitable lifting device Storage It is recommended that the unit...

Страница 17: ...g hardware may utilize either tapped holes in the panel or lock washers and nuts to secure the soft starter To mount the unit use all the hardware specified in the table below Required Mounting Hardwa...

Страница 18: ...2 Dimensions Approximate Dimensions in inches mm S811 N S811 R 6 87 174 5 1 97 50 0 4X 0 22 5 5 7 37 187 2 6 45 163 9 5 35 135 9 5 89 149 7 3 32 84 4 2 66 67 6 5 54 140 7 4 38 111 3 3 54 90 0 4X 0 27...

Страница 19: ...2 9 Approximate Dimensions in inches mm S811 T S811 U 11 77 299 0 12 71 322 9 6 47 164 4 7 65 194 4 5 40 137 3 5 95 151 1 5 91 150 0 0 28 7 1 6X 2 95 75 0 7 16 181 8 6X 12 72 323 1 11 77 299 0 6 09 15...

Страница 20: ...on 10 S811 Soft Starter MN03900001E November 2012 Approximate Dimensions in inches mm S811 V 6 79 172 5 0 236 6 00 3 05 77 5 9 84 250 0 15 63 397 0 4X 0 2650 6 731 6 50 165 1 7 39 187 8 11 05 280 6 16...

Страница 21: ...in the incorrect direction upon energization exchange two phases at the motor terminal box or at the output terminals of the soft starter Changing the input wiring may cause a voltage phase reversal...

Страница 22: ...Wire sizes Cu 75 C only Line and Load Power Wiring S811 T S811 U and S811 V Notes 2 CSA approved 350 500 MCM 3 Requires special lug cover Note S811 T S811 U and S811 V units are supplied standard with...

Страница 23: ...cables for each phase between RD circuit breaker and soft starter OPTIONAL Two 2 3 in x 1 4 in bus with a 1 4 in spacer per terminal Note See the figure below for alternative layouts 5 Line and load s...

Страница 24: ...rol Wiring Inputs Control wiring is connected to the S811 by two 2 terminal blocks and one 1 RJ12 connection located at the front of the unit Control Terminal Block A 12 position connector is utilized...

Страница 25: ...ge is 18 Vdc Note To avoid voltage drop during bypass contactor inrush a minimum of 14 AWG 2 5 mm2 wire should be used between the power supply and the and inputs at the S811 terminal block P Permissi...

Страница 26: ...ionality of a second start stop ramp profile The start ramp time initial torque soft stop and pump stop parameters are located in the Advanced I O Menu 3 JOG Control Input 24 Vdc only momentary Applyi...

Страница 27: ...p or Fault Warning alarms The analog input trip threshold is user adjustable and may be set to Fault Trip Fault Warning or Disabled The S811 Soft Starter contains two 2 auxiliary contacts to indicate...

Страница 28: ...electronic control it is highly recommended that a noise suppressor be used across the relay coil In the case of an AC coil the noise suppressor is made up of a series connected resistor and capacitor...

Страница 29: ...nd the control terminal block 2 See Using an Auxiliary Relay section below if it is desired to use a relay instead of an indicating lamp for terminals 13 14 95 96 and 98 3 120 Vac may be applied to te...

Страница 30: ...and 98 4 Add ferrite Fair Rite 0446176451 to DC Power Leads and Control I O Leads all through one ferrite at S811 5 Functionality of terminals 1 2 3 and 4 are shown in the default configuration These...

Страница 31: ...als 13 14 95 96 and 98 4 Add ferrite Fair Rite 0446176451 to D C Power Leads and Control I O Leads all through one ferrite at S811 5 Functionality of terminals 1 2 3 and 4 are shown in the default con...

Страница 32: ...State for the power supply Sum of the Sealed In Power of all the Starters Outrush for the power supply Sum of the Inrush Power of all the Starters Formulas to calculate control power requirements are...

Страница 33: ...e Module or a Control Interface Module CIM Using a Supplemental Line Contactor In some installations it may be necessary to use an electromagnetic contactor in series with the soft starter In this cas...

Страница 34: ...nitude of that current determine how hot the SCRs will get Between successive starts the SCRs must cool down to avoid exceeding their thermal limits Appendix D gives the S811 s application ratings for...

Страница 35: ...e noted that a lightly loaded motor takes less torque and thus lower voltage and time to accelerate to full speed For this case the S811 will go into bypass before the ramp reaches full voltage In oth...

Страница 36: ...properly Current Limit Soft Stop Pump Stop The Soft Stop feature is used for applications that require a controlled ramp extended stop It is designed for high frictional loads that tend to stop sudden...

Страница 37: ...omentary application of 24 Vdc to the Start terminal will initiate a Voltage Ramp or Current Limit start for the S811 soft starter Application of 24 Vdc may be maintained Note With level sensing contr...

Страница 38: ...supplied with 24 Vdc The Reset Mode parameter is set to AUTO or MANUAL 24 Vdc power to the Start terminal is again applied Start command momentary This control configuration can be used where it is de...

Страница 39: ...detected If the fault is still present after the delay time has expired the reset protocol will remain active to attempt to clear the fault trip condition The delay timer is user settable with a range...

Страница 40: ...meter The default display at power up is 3 Line Currents The Alpha Numeric Data Display Area displays system and parameter values Three Soft Key Functions at the bottom of the display indicate the fun...

Страница 41: ...issive terminal input 3 For 2 wire local control jumper Permissive and Start terminal inputs together 4 After an Overload Trip the S811 Soft Starter cannot be restarted until the prescribed cool down...

Страница 42: ...13 Amps 42 73 135 234 42 73 2 S811 T18 Amps 56 97 180 311 56 97 2 S811 T24 Amps 75 130 240 415 75 130 2 S811 T30 Amps 95 164 304 526 95 164 2 S811 U36 Amps 112 195 360 623 112 195 2 S811 U42 Amps 131...

Страница 43: ...95 164 2 S811 U36 Amps 112 195 360 623 112 195 2 S811 U42 Amps 131 227 420 727 131 227 2 S811 U50 Amps 156 270 500 865 156 270 2 S811 V36 Amps 112 195 360 623 112 195 2 S811 V42 Amps 131 227 420 727 1...

Страница 44: ...1 V42 Amps 131 420 131 2 S811 V50 Amps 156 500 156 2 S811 V65 Amps 203 650 203 2 S811 V72 Amps 225 720 225 2 S811 V85 Amps 265 850 265 2 Ovrld Trip Class 5 30 20 2 Phase Rev Fault 0 1 0 0 Enabled 1 Di...

Страница 45: ...lt at the top of the list If the Fault is no longer active the S811 may be Manually reset by pressing the corresponding soft key on the DIM Fault History The Fault history may be displayed at any time...

Страница 46: ...8 Temperature sensor fault Fault Trip Fault Warning Disable 39 Internal CPU fault Fault Trip 40 Motor Low Power Fault Trip Fault Warning Disable 41 Motor High Power Fault Trip Fault Warning Disable 42...

Страница 47: ...nu will also disable the Alarm No Trip Fault s in table 1 Alarm No Trip functionality will respond in accordance with the protocols listed in tables 1 2 and 3 Fault Warnings may be displayed on the DI...

Страница 48: ...monitored by the S811 One or more faults will actuate the Fault Trip Relay only 3 Fault Trip Warnings 3 S811 Alarm No Trip Condition Fault Relay Only protocol Condition 1 Alarm No Trip feature is enab...

Страница 49: ...t without hesitation Motor rotation should begin within 2 seconds If Stall Faults occur at the end of the ramp time increase Initial Torque Kick Start Torque and Time and or Soft Start Time to get int...

Страница 50: ...ponding current reduction value base on the initial Torque setting of the soft starter Using the default Initial Torque value of 45 the expected current will be 67 of the above values or 132 26 amps t...

Страница 51: ...empt to set up or operate the equipment WARNING HIGH VOLTAGE Do not work on energized equipment unless absolutely required If the troubleshooting procedure requires equipment to be energized all work...

Страница 52: ...le above to aid in determining the appropriate corrective action Verify that the Permissive input terminal is at 24 Vdc Then start the S811 the Control Input terminal block If the S811 does not start...

Страница 53: ...fault codes and corrective action may be found in Appendix I Troubleshooting S811 Stopped or Faulted Condition Possible Problem Suggested Corrective Action Status LED is GREEN Stop command received Te...

Страница 54: ...to Manual Check basis for STOP Command Is the Fault LED Lit Fault Reset Stop Command received Is Reset Mode set to AUTO Unit trips fault code present Fault Code repeats No No No No No No Yes Yes Yes Y...

Страница 55: ...t cable S811 EMA69A Panel Mounting Kit 5 ft cable S811 EMA69B Panel Mounting Kit 8 ft cable S811 EMA69C Panel Mounting Kit 10 ft cable S811 EMA69D Mounting Plate S811 N S811 N EMM13N Mounting Plate S8...

Страница 56: ...Menu Description Units Access Level Flt Warn Active 0 Fault Warn List 0 Fault Warn History 0 3 Line Currents Amps 0 Current as FLA 0 DC Cntrl Voltage Volts 0 3 Pole Voltages Volts 0 Line Frequency Hz...

Страница 57: ...12 195 2 S811 U42 Amps 131 227 420 727 131 227 2 S811 U50 Amps 156 270 500 865 156 270 2 S811 V36 Amps 112 195 360 623 112 195 2 S811 V42 Amps 131 227 420 727 131 227 2 S811 V50 Amps 156 270 500 865 1...

Страница 58: ...360 623 112 195 2 S811 U42 Amps 131 227 420 727 131 227 2 S811 U50 Amps 156 270 500 865 156 270 2 S811 V36 Amps 112 195 360 623 112 195 2 S811 V42 Amps 131 227 420 727 131 227 2 S811 V50 Amps 156 270...

Страница 59: ...131 2 S811 V50 Amps 156 500 156 2 S811 V65 Amps 203 650 203 2 S811 V72 Amps 225 720 225 2 S811 V85 Amps 265 850 265 2 Ovrld Trip Class 5 30 20 2 Phase Rev Fault 0 1 0 0 Enabled 1 Disabled 2 Phase Seq...

Страница 60: ...Dly seconds 1 60 3 43 Hi Volt Trip Enable 0 2 0 0 Disable 1 Enable 2 Warning Hi Volt Level 101 120 110 Hi V Trip Dly seconds 1 60 3 7 V Imbal Trip Lev 1 100 6 V Imbal Trip Dly seconds 1 60 0 5 6 Phas...

Страница 61: ...Fault Enable 0 2 1 0 Disable 1 Enable 2 Warning 58 SCR Cnduct Fault Enable 0 2 1 0 Disable 1 Enable 2 Warning 38 Temp Sense Fault Enable 0 2 1 0 Disable 1 Enable 2 Warning Alarm No Trip 0 1 0 0 Disab...

Страница 62: ...om Cfg User Entered Fault Warning Codes 2 Pwr On Start Dly Seconds 0 60 0 2 Start Delay Seconds 0 60 0 2 Run Chg Strt Dly Seconds 0 60 0 2 Start Delay Warn 0 1 1 0 Disable 1 Enable 2 R2 Phase Seq 0 1...

Страница 63: ...ble 6 Unavailable 7 All Stop Fault 2 Modbus Baud Rate 0 7 4 0 1200 1 2400 2 2800 3 9600 4 19200 5 38400 6 57600 7 115200 2 Modbus Address 0 Modbus Parity 0 1 0 0 Even 1 stop bit 1 Odd 1 stop bit 2 Mod...

Страница 64: ...Units Minimum Maximum Default Access Level Upload Settings 2 Dnload Settings 2 DIM Access Level 0 3 2 0 Access Timeout seconds 0 600 600 2 Change Password 2 Clear Fault Hist 1 Get Register 0 Set Regi...

Страница 65: ...Trip Class parameter If the device trips on a thermal overload an internal timer is started which inhibits a reset for three minutes After this timer expires the device may be reset and the thermal fa...

Страница 66: ...re saved to the non volatile memory These values are reloaded when the device boots and the timer is restarted at the full reset time This means if the 3 minute inhibit timer has been running two minu...

Страница 67: ...oft Starter MN03900001E November 2012 57 Overload Trip Curves Time Seconds Percent FLA 10000 0 1000 0 100 0 10 0 1 0 0 Class 5 Class 20 Class 10 Class 30 100 200 300 400 500 600 700 800 900 115 Class...

Страница 68: ...100 75 S811 R10N3S 135 40 63 80 40 30 50 40 100 75 125 100 S811 R13N3S Frame Size T 180 51 90 110 60 50 60 60 150 125 150 150 S811 T18N3S 240 75 110 147 75 60 75 75 200 150 200 200 S811 T24N3S 304 90...

Страница 69: ...0 S811 R10N3S 80 22 40 45 25 20 30 25 60 50 75 60 S811 R13N3S Frame Size T 115 33 59 63 30 30 40 30 75 75 100 100 S811 T18N3S 150 45 80 90 50 40 50 50 100 100 150 125 S811 T24N3S 192 55 100 110 60 50...

Страница 70: ...Frame Size R 182 30 55 59 50 40 60 50 125 100 150 125 S811 R10N3S 234 40 63 80 60 50 75 60 150 125 200 150 S811 R13N3S Frame Size T 311 51 90 110 100 75 100 100 250 200 250 250 S811 T18N3S 415 75 110...

Страница 71: ...5 75 S811 R10N3S 138 22 40 45 40 30 50 40 100 75 125 100 S811 R13N3S Frame Size T 199 33 59 63 50 50 60 50 125 125 150 150 S811 T18N3S 257 45 80 90 75 60 75 75 150 150 250 200 S811 T24N3S 324 55 100 1...

Страница 72: ...nt Range Inside the Delta Power Loss Watts S811 N37 11 37 amps 19 65 amps 30 S811 N66 20 66 amps 35 114 amps 33 S811 R10 32 105 amps 55 182 amps 47 S811 R13 42 135 amps 73 234 amps 55 S811 T18 56 180...

Страница 73: ...o windings in parallel The soft starter is then used to control the current applied to the motor An in sight disconnect means should be installed per code requirements Dual Voltage Motor A dual voltag...

Страница 74: ...e major difference between the standard S811 Soft Starter and Premium is the special algorithm for gentle start and stop with centrifugal flow loads to minimize the potential for water hammer Using th...

Страница 75: ...t Fault Warning code Motor Control Faults 2 304 R UINT16 bit 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 fault Phaseloss Phase Imbalance Thermal Pile Overcurrent Breaker Fault GND Fault Motor Stall Motor Ja...

Страница 76: ...scription Not Active Under Range Over Range Input Overdrive Input in range Discrete Data Input 1 315 R UINT8 bit 0 1 2 3 4 5 6 7 Description S811 TB Input 1 status S811 TB Input 2 status S811 TB Input...

Страница 77: ...B LSB2 4 334 R FLOAT L3 RMS Line Current 335 R Reg335 LSB1 LSB0 Reg336 MSB LSB2 Scaled Average Three Phase Currents in Amps Line 2 336 R UINT16 Scaled Average current in Amps Scaled Three Phase Curren...

Страница 78: ...evice Temperature in Degrees C 2 366 R SINT16 Device temp in 0 1 C Auto Reset Count 2 367 R UINT16 of times S811 has been auto reset Line Frequency 2 368 R UINT16 Line Frequency in 0 01Hz Line Phase S...

Страница 79: ...ddress values 1 63 MODBUS Parity 1 505 R W UINT8 Value 0x00 0x01 0x02 Description Even parity Odd parity None MODBUS Stop Bits 1 506 R W UINT8 Value 0x01 0x02 Description 1 stop bit 2 stop bits MODBUS...

Страница 80: ...n 0 1 sec Ramp2 Motor Pump Stop Time 2 620 R W UINT16 20 0 120 0 in 0 1 sec Ramp2 Motor Kick Start Initial Torque 1 621 R W UINT8 0 100 Ramp2 Motor Kick Start Time 1 622 R W UINT8 0 0 2 0 sec in 0 1 s...

Страница 81: ...T8 1 enable 0 disable Phase Reversal Fault Enable 1 645 R W UINT8 0 Protection disabled 1 Fault enabled 2 Warning enabled Motor Undercurrent Fault Warning Trip Enable 1 646 R W UINT8 0 Protection disa...

Страница 82: ...00 deviation from setting Motor Line Frequency Fault Duration 2 667 R W UINT16 0 1 60 0 sec in 0 1 sec Motor Average Power Fault Warning Enable 1 668 R W UINT8 0 Protection disabled 1 Fault enabled 2...

Страница 83: ...ms Motor Control Device Command Missing Timeout 2 686 R UINT16 2000 ms Network 2 Wire Enable 1 687 R UINT8 0 Disabled 500 register active 1 Enabled 501 register active Modbus Device Reset Register 1...

Страница 84: ...7 2008 2009 2010 2011 2012 2013 2014 2015 R R R R R R R R R R R R R R R R 1st Modbus Production Register data 2nd Modbus Production Register data 3rdt Modbus Production Register data 4th Modbus Produc...

Страница 85: ...sal Communications Adapter to the S811 CH0 Net terminal block 2 Connect 24 Vdc to either the RS485 port or the 12 position I O terminal as shown Only one 1 connection is required 3 Set the S811 commun...

Страница 86: ...seconds Initial Torque As required Default 45 Auto Reset Mode As Required Default Manual Parameter Setup Protection Mode Overld Trip Class As Required Default 20 Parameter Setup Operation Mode Advanc...

Страница 87: ...ithout a signal at the P terminal Terminal 1 is energized momentary or maintained to issue a START command Signal duration must be a minimum of 500ms for the Soft Starter to recognize the START comman...

Страница 88: ...STOP command Status LED Indication Conditions RED Active fault is present cannot RESET GREEN Not responding to START command from field wiring LEVEL Sense Insufficient voltage at Terminal P Insuffici...

Страница 89: ...Reduce excessive cabinet temperature Soft Starter running continuously in JOG mode Notes Any power pole temperature in excess of 100 C will cause a fault trip Observe the temperature values in the Mon...

Страница 90: ...ps occur during normal operation Over Current Fault will provide protection at a higher current threshold of 4X catalog FLA Notes The Jam Fault may be disabled not recommended The maximum RMS value of...

Страница 91: ...op Fault Fault Trip Control communications lost Reattach network controller verify that the unit is recognized by the system controller Contact EatonCare for service Notes This fault corresponds only...

Страница 92: ...to unacceptable levels during the start sequence or during motor run operation The Motor Rated Volt range is 115 to 690 Vac MAINS HIGH a similar fault that may occur if the mains voltage is in excess...

Страница 93: ...ly removed from the unit measure the resistance of each pole line to load If the resistance is near zero less than 5 ohms it is most likely that the SCR is shorted Resistance of a serviceable SCR is a...

Страница 94: ...g Input Overdrive Fault Trip Fault Warning Disable Analog input current has exceeded 25ma Analog current input has exceeded maximum limitation Notes This input will revert to a voltage input functiona...

Страница 95: ...un without the DIM Notes There is only one model DIM part number EMA91 for all S811 soft starters All operating parameters for the soft starter are stored in non volatile memory on the printed circuit...

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