Efficient motor starting solution with built-in electronic overload protection and adjustable rated motor current. Suitable for 400-690V AC applications.
Product ModelPSTB470-690-70
Material Number1SFA895016R7000
Product ID73284
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Efficient Motor StartingThe ABB PSTB470-690-70 softstarter ensures smooth and efficient motor starting, reducing wear and tear on the motor and improving overall system reliability.
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2. Built-in Electronic Overload ProtectionEquipped with integrated electronic overload protection, this softstarter automatically detects and responds to overload conditions, ensuring safe operation and extending the lifespan of the motor.
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3. Adjustable Rated Motor CurrentThe adjustable rated motor current (Ie) allows for customization to meet specific application requirements, providing flexibility in motor control and optimization.
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4. High Power HandlingCapable of handling high operational powers, the PSTB470-690-70 softstarter supports up to 450 kW at 690V AC, making it suitable for medium to large-sized three-phase motors.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Product Net Width
366 mm
Product Net Height
460 mm
Product Net Depth / Length
361 mm
Product Net Weight
31 kg
Rated Operational Voltage
Main Circuit 400 ... 690 V AC
Rated Control Circuit Voltage (Uc)
DC Operation 24 V
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5. Advanced Control FeaturesFeaturing a range of advanced control features such as current limit, kickstart, and analog output, this softstarter offers comprehensive control and monitoring capabilities, enhancing system performance and efficiency.
Rated Frequency (f)
50/60 Hz Main Circuit 50 / 60 Hz
Rated Operational Power - In-Line Connection (Pe)
(400 V) 250 kW (500 V) 315 kW (690 V) 450 kW
Rated Operational Current - In-Line Connection (Ie)
470 A
Rated Operational Power - Inside Delta Connection
at 400 V 450 kW at 500 V 600 kW at 690 V 800 kW
Rated Operational Current - Inside Delta Connection
814 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
10
Communication
FiledBusPlug(Standard)
Degree of Protection
acc. to IEC 60529, IEC 60947-1, EN 60529 Main Terminals IP00
Terminal Type
Main Circuit: Bars
Connecting Capacity Main Circuit
Hole Diameter 10.5 mm Width and Thickness 25x6 mm
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 35 N·m Supply Circuit 0.5 N·m
Product Main Type
PSTB470
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
1SFA895016R7000
ABB PSTB470-690-70 Softstarter - Efficient Motor Starting Solution | INDSLT
