Soft Starter

A motor soft starter is a device used with AC electrical motors to temporarily reduce the load and torque in the power train and electric current surge of the motor during start-up.

Soft Starter PSTX (PSTX30 -1250 A)

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Product Details:

Minimum Order Quantity1 Number
Model Name/NumberABB PSTX Soft Starter
Model SeriesPSTX30 -1250 A
Rated Operational Current Range30A to 1250A
Rated Operational Voltage208...600 V,208...690V +10% / -15%,50/60Hz +/-10%
Rated Insulation Voltage690V
Rated Control Supply Voltage100 to 250 V +10% / -15%,50/60Hz +/-10%
Rated Control Circuit VoltageInternal or external 24 V DC
Number Of Starts Per Hour10 for PSTX30 ... PSTX370; 6 for PSTX470 ... PSTX1250
Built-In BypassAvailable
FieldbusBuilt-in Modbus RTU ;Connection for Anybus ;Connection for ABB FieldBusPlug (with adapter)
Cooling SystemFan cooled (thermostat controlled)
DisplayLCD type Display,graphical
KeypadDetachable keypad,2 selection,4 navigation,1 start,1 stop key,info key & remote/local key
Number Of Programmable Signal Relays3 Relay output (each can be programmed to None,Run,Top of ramp)
Ip Degree Of ProtectionSupply and control circuit IP20
Ambient TemperatureDuring operation -25...+60 deg C,(-13...+140 F) 2)
BrandABB
ApplicationCrushers, Saw, Compressors, Pumps, Fans/Blowers
Motor Voltage208-600 V AC
Motor Current30-1250 A

The advance Range:

Rated Motor Current-30-1250A Inside Delta 2160A
Main motor Voltage -208-600VAC
Other Details

Environmental LimitsAmbient Temperature During operation -25 to +60 Degree C, (-13 to +140 F) 2), During storage -40 to +70 Degree C, (-40 to +158 F)

Start and Stop Functions
  • Soft start with a voltage ramp
  • Soft stop with the voltage ramp
  • Soft start with torque control
  • Soft stop with torque control
  • Kickstart
  • Full voltage start
  • Sequence start 3 different sets of settings
  • Current limit
  • Dual current limit
  • Current limit ramp
  • Torque limit
  • Pre-start function (Motor heating or Stand still brake)
  • Jog with slow speed, forward and reverse (3-speed levels)
  • Start reverse
  • Dynamic brake

Field bus connection
  • Built-in Modbus RTU
  • Connection for Anybus
  • Connection for ABB FieldBusPlug with adapter

Protections
  • Electronic overload protection, EOL
  • Dual overload (separate overload for start and run)
  • PTC connection
  • PT-100 connection
  • Locked rotor protection
  • Current underload protection
  • Current imbalance protection
  • Power factor underload protection
  • Under voltage protection
  • Overvoltage protection
  • Voltage imbalance protection
  • Earth fault protection/ground fault protection
  • Phase reversal protection
  • 24 V output protection
  • Frequency range protection
  • Bypass open protection
  • User-defined protection
  • Too long current limit protection
  • HMI failure protection
  • Fieldbus failure protection
  • Extension IO failure protection
  • Max number of starts/hour
  • Too long start time protection

Additional Features
  • Three-phase controlled
  • Both in-line and inside-delta connection
  • Coated circuit boards protecting from dust, moist and corrosive atmosphere
  • PSTX offers three types of current limit standard, dual and ramp
  • The slow speed forward and backward jog feature for operational flexibility
  • Complete control of Pumps including torque control, pump cleaning feature etc securing uptime of pump system
  • KEYHOLE MOUNTING FOR QUICK INSTALLATION
  • Keypad password, Event log, Emergency mode
  • Limp mode with two-phase motor control if one set of thyristors is shorted

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Soft Starter PSR (PSR3- PSR105)

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  • Soft Starter PSR (PSR3- PSR105)
  • Soft Starter PSR (PSR3- PSR105)

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Product Details:

Minimum Order Quantity1 Number
Model Name/NumberSoftStarter PSR Series
Model SeriesSoftStarter PSR Series
Rated Operational Current Range3A to 105A
Rated Operational Voltage208 to 600 V +/-10%/-15%, 50/60 Hz +/-5%
Rated Insulation Voltage600 V
Rated Control Supply Voltage100 to 240 V AC, 50/60Hz +/-5% or 24 V AC/DC, +/-10%/-15%
Rated Control Circuit VoltageInternal 24 V DC
FieldbusFieldbus communication with FieldBus Plug adapter and the FieldBus Plug
No Of Signal RelaysRun signal, Top of ramp signal
Signal indication LEDOn/Ready Run/Top of ramp
Altitude4000 m (13123 ft) When used at high altitudes, above 1000 meters (3281 ft) up to 4000 meters (13123
BrandABB
ApplicationPumps, Compressors, Crushers, Saw,Fans/Blowers

Additional Features:
  • Two-phase controlled
  • Built-in bypass for energy saving and easy installation
  • Easy set-up by three potentiometers
  • Connection kits available for connection to ABB´s manual motor starters (MMS)

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Soft Starter PSE (PSE18-PSE370)

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  • Soft Starter PSE (PSE18-PSE370)
  • Soft Starter PSE (PSE18-PSE370)

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Product Details:

Minimum Order Quantity1 Number
Model Name/NumberSoftStarter PSE Series
Model SeriesSoftStarter PSE Series
Rated Operational Current Range18A to 370A
Rated Operational Voltage208-600 V +10%/-15%
Rated Insulation Voltage600 V
Rated Control Supply Voltage100-250 V +10%/-15%, 50/60 Hz +/-10 %
Rated Control Circuit VoltageInternal 24 V DC
Number Of Starts Per Hour10; Valid for 50% on time and 50% off time
Built-In BypassYes
FieldbusConnection for ABB FieldBusPlug
ProtectionsElectric Overload; Locked Rotor ; Underload Protection
Cooling SystemFan cooled (thermostat controlled)
Display4 7-segments and icons. Illuminated
Keypad2 selection keys and 2 navigation keys
No Of Signal RelaysRun signal, Top of ramp, Event signal
Setting CurrentSize dependent
Ramp Time During Start1 to 30 sec
Initial/End Voltage30 to 70%
Current Limit1.5 to 7 x Operational current
Kick StartYes
Analog OutputYes; 4 to 20 mA
Number Of InputsNumber of inputs=3 (start, stop, reset of faults)
Signal indication LEDOn / Ready , Run / TOR , Protection , Fault
Altitude4000 m (13123 ft); When used at high altitudes, above 1000 meters (3281 ft) up to 4000 meters (13123
Ip Degree Of ProtectionMain circuit IP00; Supply and control circuit IP20
BrandABB
ApplicationPumps, Compressors, Crushers, Fans/Blowers,Saw

The efficent Range
Rated motor current 30-370A
Main motor voltage 208-600VACAdditional Features:
  • Electronic Overload Protection, Locke Rotor Protection, Underload Protection
  • Two-phase controlled
  • Built-in bypass for energy saving and easy installation
  • Coated PCBA protecting from dust, moist and corrosive atmosphere
  • Analog output for display of motor current
  • Illuminated display that uses symbols to become language neutral
  • Fieldbus communication with FieldBusPlug adapter and the FieldBusPlug
  • Easy to install by using screw mounting
  • External keypad rated IP66 as an option

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