Product Model

PSTB720-600-70T

In Stock
Last updated: 2025/4/17
ABB PSTB720-600-70T

Selling Points

  • 1High current rating up to 720 amps for robust motor control.
  • 2Built-in bypass contactor for energy savings and reduced installation time.
  • 3Advanced protection features including overload capacity of 500% for 5 seconds.
  • 4Compatible with various control voltages (120 VAC/240 VAC) and input ranges (208 to 600 Volts AC).
  • 5Integrated fieldbus communication interface for seamless control and monitoring.
Product Details
PSTB720-600-70T
ABB

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Product Net Width
436 mm
Product Net Height
515 mm
Product Net Depth / Length
381 mm
Product Net Weight
52 kg
Rated Operational Voltage
Main Circuit 208 ... 600 V AC
Rated Control Supply Voltage (Us)
100 ... 250 V AC
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) 400 kW (500 V) 500 kW
Rated Operational Current - In-Line Connection (Ie)
720 A
Rated Operational Power - Inside Delta Connection
at 400 V 710 kW at 500 V 880 kW
Rated Operational Current - Inside Delta Connection
1247 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
0…10 volts 0…20 mA 4…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 12.5 mm Width and Thickness 40x6 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 45 N·m Supply Circuit 0.5 N·m
Product Main Type
PSTB720
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
Manufacturer ID
1SFA894018R7020

Specifications may be subject to change without notice