The ABB PST50-600-70 soft starter provides efficient and reliable motor starting with a 54A max rating, 208-600V operational voltage, and 100-250V AC coil voltage.
Product ModelPST50-600-70
Material Number1SFA894005R7000
Product ID90179
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Efficient Motor StartingThe ABB PST50-600-70 soft starter ensures smooth and efficient motor starting, reducing wear and tear on the motor and increasing its lifespan.
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2. Wide Operational Voltage RangeWith an operational voltage range of 208-600V, this soft starter is versatile and can be used in a variety of industrial applications.
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3. Advanced Control FeaturesEquipped with advanced control features, including a keypad for parameter settings and fieldbus communication options (Profibus, Modbus, DeviceNet, or CANopen), this soft starter offers high flexibility and customization.
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4. Energy SavingsThe built-in by-pass contactor reduces energy loss and allows for more starts per hour, making it an energy-efficient solution for industrial motor control.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Product Net Width
160 mm
Product Net Height
260 mm
Product Net Depth / Length
196 mm
Product Net Weight
4.8 kg
Rated Operational Voltage
Main Circuit 208 ... 600 V AC
Rated Control Supply Voltage (Us)
100 ... 250 V AC
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5. User-Friendly InterfaceThe soft starter features a user-friendly keypad with a clear text display, allowing for easy parameter settings and control. It also supports 13 user languages for global use.
Rated Control Circuit Voltage (Uc)
DC Operation 24 V
Rated Frequency (f)
50/60 Hz Main Circuit 50 / 60 Hz
Rated Operational Power - In-Line Connection (Pe)
(400 V) 25 kW (500 V) 30 kW
Rated Operational Current - In-Line Connection (Ie)
50 A
Rated Operational Power - Inside Delta Connection
at 400 V 45 kW at 500 V 55 kW
Rated Operational Current - Inside Delta Connection
85 A
Service Factor Percentage
115 %
Overload Protection
Build-in electronic overload protection
Integrated Electronic Overload
Yes
Adjustable Rated Motor Current Ie
30 ... 115 %
Starting Capacity at Maximum Rated Current Ie
3xIe for 15s
Ramp Time
0 ... 120 second [unit of time] 1 ... 120 second [unit of time]
Initial Voltage During Start
30 ... 70 %
Step Down Voltage Special Ramp
100 ... 30 %
Current Limit Function
1.5 ... 7xIe
Switch for Inside Delta Connection
Yes
Run Signal Relay
Yes
By-pass Signal Relay
Yes
Fault Signal Relay
Yes
Overload Signal Relay
Yes
Analog Outputs
0â¦10 volts 0â¦20 mA 4â¦20 mA
Signal Indication Ready to Start/Standby ON (LED)
Green
Signal Indication Protection (LED)
Yellow
Signal Indication Fault (LED)
Red
Number of Starts Per Hour at 3.5*Ie for 7 sec. 50% ON Time 50% OFF Time
30
Communication
FiledBusPlug(Standard)
Degree of Protection
acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP10
Terminal Type
Screw Terminals
Connecting Capacity Main Circuit
Rigid 1 x 10 ... 95 mm² Rigid 2 x 6 ... 35 mm²
Connecting Capacity Control Circuit
Rigid 1 x 2.5 mm² Rigid 2 x 1.5 mm²
Connecting Capacity Supply Circuit
Rigid 1 x 2.5 mm²
Tightening Torque
Control Circuit 0.5 N·m Main Circuit 6 N·m Supply Circuit 0.5 N·m
Product Main Type
PST50
Ambient Air Temperature
Operation 0 ... +50 °C Storage -25 ... +70 °C
Object Classification Code
Q
ETIM 7
EC000640 - Soft starter
ETIM 8
EC000640 - Soft starter
ETIM 9
EC000640 - Soft starter
eClass
V11.0 : 27370907
UNSPSC
39121521
Manufacturer ID
1SFA894005R7000
ABB PST50-600-70 Soft Starter - Advanced Motor Control Solution | INDSLT
