Stellar Soft Starters
Contents
1. SR44 KPD Remote Keypad SR44 Size 1 Soft Starter 1 800 633 0405 Stellar SR44 Full Featured Soft Starters SR44 Soft Starter Technical Specifications SR44 Series Full Featured Soft Starters Size 1 9A 146A SR44 16 Model SR44 9 Prices as of April 15 2015 Check Web site for most current prices PLNE Direct Soft Starters SR44 23 SR44 30 SR44 44 SR44 59 SR44 72 SR44 85 SR44 105 SR44 146 Price 735 00 740 00 745 00 800 00 890 00 990 00 1 050 00 1 210 00 1 220 00 1 240 00 Rated Current class 10 B trip A 9 16 23 30 44 J9 2 146 Rated Operational Voltage 230 460 VAC 15 10 50 60 Hz 2Hz 3 phase usable on 208V systems down to 196V Motor Rating Refer to selection table Starters must be sized according to HP and starting class Impulse Withstand Voltage 4kV Insulation Voltage Rating 690 VAC Short Circuit Current Rating type 1 5 kA 10 KA Control Power Consumption 8VA 10 VA 12 VA Control Voltage Range 115 VAC 15 10 or 230 VAC 15 10 1 phase Control Fuse external 125 MA 115V 63 mA 230V 200 mA 115V 100 mA 230V Control Input 12 24 VDC or 115 230 VAC Control Relay Outputs 2 SPDT 3A 230 VAC AC11 electro magnet control Start Time Setting Range 1 255 seconds Start Voltage Setting R2. 10 For motors with FLCs lower than the rated current of the SR44 the Overload level may be adjusted using the following formula a Delay 140 default Overload Level Motor FLC x 1 1 A Delay 80 Note The overload monitors only one of the phases and 0 1 Delay 30 the Current Limit level is active only during motor starting Delay 10 IMPORTANT l We recommend that the control supply is 7 2 x FLC shearpin cutoff maintained between starts to Re ie integrity 0 01 of the overload which will reset on control power 1 2 3 4 5 6 7 8910 removal Fault current Motor Current x N _ S5 18 eSS Soft Starters 1 800 633 0405 Prices as of April 15 2015 Check Web site for most current prices LUTTE Stellar SR44 Full Featured Soft Starters a SR44 Dimensions Soft Starters Size 2 SR44 174 to SR44 370 Size 1 SR44 9 to SR44 146 Toner Gana lt 4 O O ar atin a 23 0o00 Se OO0Or DS ap sp M a a ene AS T Y y 195 0 7 68 gt or 125 0 4 92 gt 7 68 t lt 150 0 5 91 222 0 A All dimensions in mm in Mounting holes amp slots suitable for M6 or 1 4 fittings Unit weights SR44 9 to 44 7 3 kg 16 Ib SR44 59 to 146 8 3 kg 18 Ib Allow clearances 15 mm 0 59 in each side P S 75 mm 3 0 in top amp bottom AN
3. ZIPLink Wiring Solutions section SR44 485HD15 CBL 2 for connection to certain PLCs SR44 485RJ45 CBL 2 for connection to certain RS485 networks SR44 Index Ratings per IEC 60947 4 2 SR44 Index Ratings Standard Operation Bypassed Operation Model I A AC 53a X Tx F S AC 53b X Tx OFF time AC 53a 5 4 99 10 AC 53b 5 4 120 AC 53a 3 35 99 10 AC 53b 3 35 120 AC 53a 4 6 99 10 AC 53b 4 6 120 AC 53a 3 35 99 10 AC 53b 3 35 120 AC 53a 4 6 60 3 AC 53b 4 6 420 LA lina all aes AC 53a 3 35 60 3 AC 53b 3 35 420 Index ratings AC 53a and AC 53b are specified by IEC standard 60947 4 2 SR44 9 to SR44 105 9 to 105 SR44 146 to SR44 202 146 to 202 In line with the stated IEC starting duties starters of 242 Amps and above have an enforced off period of seven minutes set as standard During this period the display indicates Stopped Cooling and the starter will not respond to a start signal IEC Index Ratings are comprised of Rated Operational Current le Utilization Category Overload Current Profile X Tx and Duty Cycle F S or OFF time Index Rating Example Standard Operation AC 53a Utilization Category per IEC 60947 4 2 9 to 105 AC 53a 3 35 a 10 LA Duty Cycle F S 99 10 99 duty cycle 10 cycles hr Overload Current Profile X Tx 3 35 3 times rated current le for 35s Utilization Category AC 53a controller semiconductors provide squi
4. 44 44 SR44 59 SR44 72 SR44 85 SR44 105 SR44 146 SR44 174 SR44 202 SR44 242 SR44 300 SR44 370 SR44 23 SR44 30 SR44 44 SR44 59 SR44 72 SR44 85 SR44 105 SR44 146 SR44 174 SR44 202 SR44 242 SR44 300 SR44 370 n a n a n a 208V applications are UL listed only as low as 196V For In Delta connections all six motor wires must be available for connection and it is critical to exactly follow the In Delta wiring diagram in the SR44 User Manual or Quick start Guide Nine lead motors CANNOT be connected in the delta The Soft Starter will only sense the Phase Current which is about 58 of the Line Current Automation Direct Soft Starters Book 2 14 1 www automationdirect com soft starters Soft Starters eSS 1 Prices as of April 15 2015 Check Web site for most current prices Stellar SR44 Full Featured Soft Starters SR44 Max Overcurrent Protection UL requires Recognized special Semiconductor Fuse Types for SR44 Soft Starters purpose fuses JFHR2 for the protec UL JFHR2 Fuses for UL Applications tion of semi conductor devices Model l preter Mersen Bussmann Edison rated 700 VAC as indicated in the Name A formerly Ferraz Model Amps Semiconductor Fuse Table be used A stand Model Medes to obtain the short circuit ratings i reguired by UL SR44 9 9 170M3110 6 9 URD 30 D0O8A 0063 63 FWP 50B E70S50 50 el SR44 16 itable f ircuit bl S
5. 44 Series Full Featured Soft Starters Optional Accessories Part Number Name Price Description Can be used to remotely monitor and or program SR44 Soft Starters Rated NEMA 4 4X No external power wiring required Works with all SR44 Soft Starters Includes Keypad Cable 3m SR44 KPD Remote Keypad 215 00 w NOTE Optional SR44 RS485 communication card must be installed to use the SR44 KPD remote keypad SR44 KPD can control multiple SR44 Soft Starters but only one at a time Can be used to establish RS 485 communication between an SR44 Soft Starter and most Modbus masters A PLC or PC is required to demux the data returned from the SR44 See the User Manual for details and PLC sample ladder programs Plugs directly onto the control board of an SR44 No external power needed Has both RJ45 connections and screw type terminal strip connections can be used with CATS RJ45 terminated Ethernet cable or with twisted pair shielded wiring SR44 RS485 Communication Card Max of networked SR44s 8 Max network length 25m 82 ft for RJ45 connections 1200m 3937 ft for RS 485 screw terminal connections Can be used with an SR44 KPD to create an internal RS 485 network between SR44 Soft Starters one remote keypad to control multiple SR44s one at a time Works with all SR44 Soft Starters Includes Circuit card Remote Local selector switch Communication cables for use with the SR44 RS485 communication card are available in our
6. N 25 mm 0 98 in front o o SR44 size 1 SR44 9 to SR44 146 Ventilation for Enclosures When fitting an SR44 into an electrical enclosure ventilation must be provided if the heat output of the unit is greater than the enclosure will dissipate If the enclosure cannot dissipate enough heat use the following formula SR44 KPD Mounting Dimensions to determine the fan requirement An allowance has been incorporated into the formula so that the figure for Q is the air delivery quoted in the fan supplier s data Q 4xW t Mounting Holes Slots All dimensions in mm in Mounting centers 250 x 500 9 8 x 19 7 suitable for M6 fittings Two keyholes at top two open slots at the bottom Unit weights SR44 174 to 202 16 kg 85 Ib SR44 242 to 370 22 kg 49 Ib Allow clearances 15 mm 0 59 in each side 75 mm 3 0 in top amp bottom 25 mm 0 98 in front SR44 size 2 SR44 174 to SR44 370 4 in approximate 2 500 in 63 5 mm al max a e Q required volume of air cubic meters per hour m3 h i A e Wt total heat produced by the unit and all other heat sources within the enclosure Watts Four Places e tnax Maximum permissible temperature within the enclosure 40 C for a Tapped mounting holes use 29 drill and 8 32 tap Full ted SR44 Clearance mounting holes use 19 or 0 166 in drill ully rate Use RTV sealant if
7. NEMA 4X rating is required e tmp temperature of the air entering the enclosure C If you prefer to work in CFM substitute F for C Q will then be in CFM SR44 KPD Remote Keypad Mounting Dimensions instead of m3 h i z on An approximation of the heat produced by the SR44 in Watts can be 1 11 16 in diameter hole S gt f i ae made by multiplying the Full Load Line Current by three Exact figures for Reece era memes D 8 unit Full Load Current are available in the SR44 user manual ce 2 fs S w 1 8 5 p i a A A jy EEEN Lee JY frz in 31 75 mm eo _ _ Book 2 14 1 www automationdirect com soft starters Soft Starters eSS
8. Overview SR44 full featured solid state Soft Starters provide many advantages when used instead of electromechanical contactors to control 3 phase AC induction motors The SR44 Soft Starters are fully digital and use thyristors in all three motor phases tor controlled reduced voltage motor starting and stopping SR44s have an Automatic Application Setup that fully configures the starter for a specific application with one entry SR44s also have a built in Optimizing mode that reduces energy costs when used on lightly loaded and oversized motors and external bypass capability for efficient running at rated speed Features e 9 370A 230 460VAC e 115 or 230 VAC selectable control voltage e Full three phase motor control e Fully programmable e Easily and separately adjustable motor start and stop times External bypass capability for run e Advanced energy saving Optimizing Mode improves motor efficiency and power factor while delivering demanded torque at low rpm as compared to across the line control and prolongs motor life e Can be connected in the delta allowing use of asmaller Soft Starter e Can be used for motor reversing with external contactors e Suitable for a wide variety of motor loads e Keypad 6 buttons with 2 line 32 character display e Can be used with local or remote control e Optional Modbus or Remote Keypad control e Programmable I O for remote control 1 digital input 2
9. aian e ror use on a circuit gape SR44 23 SkA 170M3112 6 9 URD 30 DOBA 0100 FWP 80B E70S80 of delivering not more than the indi SR44 30 cated RMS Symmetrico Amperes ot pp 170M3114 6 9 URD 30 DOBA 0160 maximum rated operational voltage FWP 125A E70S125 when protected by Semiconductor EMM 170M3115 6 9 URD 30 D0O8A 0200 200 Fuse type manufactured by Company R44 72 170M3116 6 9 URD 30 DO8A 0250 FWP 200A E70S200 and Model Number indicated in the SR44 85 table SR44 105 170M3119 6 9 URD 30 DO8A 0400 FWP 300A E70S300 These fuses are for short circuit SR44 146 10 kA rotection of the semiconductors and 174 p SR44 174 174 170M3121 6 9 URD 30 DO8A 0500 500 FWP 400A E70S400 400 must be mounted externally by the SR44 202 user between the unit and the SR44 242 949 incoming main power source not saa IE 170M4114 6 9 URD 31 DO8A 0500 E FWP 500A E70S500 E between the unit and the motor SR44 370 170M4116 6 9 URD 31 DO8A 0630 FWP 700A E70S700 Use these fuses with SR44 soft starters in UL applications Use these fuses with SR44 soft starters only in NON UL applications SR44 Internal Overload Trip Overload start point 4000 Current limit Overload level and Overload delay settings may be a E adjusted to limit overload currents in j S accordance with the trip curves shown 100 here See Menu Structure in User Manual or Quick start Guide for default settings
10. ange 10 60 of main power voltage Stop Time Setting Range 0 255 seconds Ambient Operating Temperature 0 40 C 32 104 F Above 40 C 104 F derate linearly by 2 of unit FLC per C to a max derate of 40 60 C 140 F Transportation amp Storage Temperature 25 60 C 13 140 F continuous 25 75 C 13 167 F NOT exceeding 24 hours max 85 non condensing not exceeding 50 40 C 104 F 1000m 3281 ft Above 1000m 3281 ft derate linearly by 1 of unit FLC per 100m to MAX 2000m 6562 ft Environmental Rating IP20 Shipping Weight 16 b 7 3 kg 18 lb 8 2 kg Dimensions HxWxD 415 x 222 x 195 mm 16 3 x 8 74 x 7 68 in Refer to Selection Table for deratings by application and overload trip class SR44 Series Full Featured Soft Starters Size 2 174A 370A Model SR44 174 SR44 202 SR44 242 SR44 300 SR44 370 Price 1 940 00 2 025 00 2 175 00 2 185 00 2 695 00 www automationdirect com soft starters Rated Current class 5 starting A 174 202 242 300 370 Rated Operational Voltage 230 460 VAC 15 10 50 60 Hz 2Hz 3 phase usable on 208V systems down to 196V Motor Rating Refer to selection table Starters must be sized according to HP and starting class Impulse Withstand Voltage 4kV Insulation Voltage Rating 690VAC Sho
11. relay outputs e Fault record history of last 5 trips IP20 panel mount e Two year warranty SR44 RS485 Communication Card ssia Soft Starters Prices as of April 15 2015 Check Web site for most current prices Stellar SR44 Full Featured Soft Starters Advantages Mechanical Advantages e Smooth acceleration reduced mechanical shock and starting stress e Extend lifespan of mechanical drive train components e Fluid couplings and some clutches can be eliminated Electrical Advantages e Reduced starting currents and spikes e More motors or larger motors can be started from lower capacity power sources Allows motors to be started more frequently Economic Advantages e Lower overall costs for new installations e Reduced maintenance and replacement of mechanical drive train components e Reduced starting current lowers demand charges Energy Optimizing mode reduces electrical power costs e Automatic Application setup feature speeds installation by configuring the SR44 for a specific application with one setting Standards amp Approvals e CE e REACH e ROHS e UL listed E333109 Options SR44 KPD amp SR44 RS485 are not UL approved Optional accessories e Communication Modbus card SR44 RS485 e Remote keypad SR44 KPD requires SR44 RS485 Applications e General purpose applications where traditional across the line starting or wye delta starting would typically be appropriate
12. rrel cage motor Start Run and Stop control Rated Operational Current le 9 to 105 controllers with Rated Operational Currents from 9A to 105A Index Rating Example Bypassed Operation AC 53b Utilization Category per IEC 60947 4 2 9 to 105 AC 53b 5 4 10 La OFF time 120 120s minimum OFF time before restart Overload Current Profile X Tx 5 4 5 times rated current le for 4s Utilization Category AC 53b controller semiconductors provide squirrel cage motor Start control only bypassed for Run and Stop Rated Operational Current le 9 to 105 controllers with Rated Operational Currents from 9A to 105A SS 16 eSS Soft Starters 1 800 633 0405 SR44 Soft Starter Selection SR44 Soft Starters O L Trip Classes Air Compressor Equalized Air Compressor Loaded Ball Mill Centrifuge extended start needed for sizing Chiller Conveyor Unloaded Conveyor Loaded Fan Low Inertia lt 85A Fan High Inertia gt 85A Feeder Screw Grinder Hammer Mill Lathe Machine Mills Flour etc Mixer Unloaded Mixer Loaded Pelletizer Plastic and Textile Machines Press Flywheel Pump Centrifugal Pump Positive Displacement Unloaded Commonly required applications SR44 Soft Starter Selection Steps Prices as of April 15 2015 Check Web site for mo
13. rt Circuit Current Rating type 1 10 kA 18 KA Control Power Consumption 18 VA Control Voltage Range 115 VAC 15 10 or 230 VAC 15 10 1 phase Control Fuse external 200 mA 115V 100 mA 230V Control Input 12 24 VDC or 115 230 VAC Control Relay Outputs 2 SPDT 3A 230 VAC AC11 electro magnet control Start Time Setting Range 1 255 seconds Start Voltage Setting Range 10 60 of main power voltage Stop Time Setting Range 0 255 seconds Ambient Operating Temperature 0 40 C 32 104 F Above 40 C 104 F derate linearly by 2 of unit FLC per C to a MAX derate of 40 60 C 140 F Transportation amp Storage Temperature 25 60 C 13 140 F continuous 25 75 C 13 167 F NOT exceeding 24 hours max 85 non condensing not exceeding 50 40 C 104 F 1000m 3281 ft Above 1000m 3281 ft derate linearly by 1 of unit FLC per 100m to MAX 2000m 6562 ft Environmental Rating IP20 Shipping Weight 40 Ib 18 kg 50 Ib 23 kg Dimensions HxWxD 520 x 340 x 265 mm 20 5 x 13 4 x 10 4 in Refer to Selection Table for deratings by application and overload trip class Book 2 14 1 eSS 1 Soft Starters Prices as of April 15 2015 Check Web site for most current prices Stellar SR44 Full Featured Soft Starters SR44 Soft Starter Optional Accessories SR
14. st current prices Stellar SR44 Full Featured Soft Starters 4 Determine the required trip class based on the motor load and required start time 2 Select the applicable SR44 part number based on the required Trip Class motor HP and connection type Motor Size SR44 Soft Starters Selection Table Soft Starter Size In Line Connection In Delta Connection Application Trip Class I A HP 208V HP 230V HP 460V I A HP 208V HP 230V HP 460V Class 10B 10 Class Class 20 Class 30 3 9 15 2 3 19 16 5 10 2 3 5 15 23 19 15 39 5 19 20 30 10 20 gl 19 10 30 44 15 30 76 10 15 50 99 20 40 102 15 20 60 72 25 50 124 20 29 19 SR44 72 85 30 60 147 20 30 100 105 40 19 181 30 40 125 146 60 100 252 50 60 150 174 19 150 301 60 19 250 202 19 150 349 60 19 300 242 100 200 419 19 100 300 300 100 250 519 100 100 350 370 150 300 640 125 150 350 SR44 370 SR44 9 SR44 16 SR44 23 SR44 30 SR44 44 SR44 59 SR44 85 SR44 105 SR44 146 SR44 174 SR44 202 SR44 242 SR44 300 SR44 16 SR44 23 SR44 30 SR
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