ABB PST37-600-70 soft starter: 37 A, 208-600 V AC, built-in features for advanced motor control, suitable for pumps, fans, and compressors.
Product ModelPST37-600-70
Material Number1SFA894003R7000
Product ID90182
Stock on Request
Last updated: 8/29/2026
Key Features
1
Feature1. Advanced Motor Control Features The PST37-600-70 soft starter comes equipped with a range of advanced features including current limit, kickstart, analog output, and more, ensuring precise and efficient motor control.
2
Feature2. Wide Operating Voltage Range With an operating voltage span from 208 to 600 V AC, this soft starter is versatile and can be used in various industrial settings.
3
Feature3. Built-in Bypass for Easy Installation The built-in bypass feature simplifies installation and reduces energy consumption, making it a convenient choice for motor starting applications.
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Feature4. Comprehensive Protection and Monitoring The soft starter includes multiple protection features such as current imbalance protection, over voltage protection, and phase reversal protection, ensuring the motor and system are safeguarded.
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
5
Feature5. Flexible Communication Options The PST37-600-70 supports various communication protocols including Modbus RTU, Modbus TCP, Ethernet IP, and others, allowing seamless integration with existing control systems.
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) 18.5 kW (500 V) 22 kW
Rated Operational Current - In-Line Connection (Ie)
37 A
Rated Operational Power - Inside Delta Connection
at 400 V 30 kW at 500 V 37 kW
Rated Operational Current - Inside Delta Connection
64 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
