PST250-690-70

Name: PST250-690-70
Brand: ABB
SKU: PST250-690-70

The ABB PST250-690-70 softstarter is a high-performance device designed to provide smooth and controlled motor start-ups. It supports a maximum operational current of 250A and operates within a voltage range of 208-690V AC, making it suitable for various industrial applications.

Product ModelPST250-690-70

Material Number1SFA895013R7000

Product ID90316

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
1. Efficient Motor ControlThe PST250-690-70 softstarter ensures a smooth and controlled motor start-up, reducing wear and tear on the motor and prolonging its lifespan.
2
2. High Current CapacityWith a maximum operational current of 250A, this softstarter is capable of handling demanding applications, making it ideal for high-power motors.
3
3. Wide Voltage RangeOperating within a voltage range of 208-690V AC, the PST250-690-70 provides flexibility in various industrial settings, accommodating different power supply configurations.
4
4. Reliable PerformanceBuilt with robust components and designed for reliability, the PST250-690-70 ensures consistent performance under various operating conditions.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Product Net Width

360 mm

Product Net Height

420 mm

Product Net Depth / Length

270 mm

Product Net Weight

23 kg

Rated Operational Voltage

Main Circuit 400 ... 690 V AC

Rated Control Supply Voltage (Us)

100 ... 250 V AC

5. Easy Installation and MaintenanceThe device features a user-friendly interface and is designed for easy installation and maintenance, minimizing downtime and operational costs.

6. Advanced Control OptionsEquipped with Modbus RTU and optional field bus modules, the PST250-690-70 offers advanced control options, enabling seamless integration with industrial automation systems.

7. Integrated Bypass ContactorThe softstarter includes an integrated bypass contactor, allowing for emergency start-ups across the line, ensuring continuous operation in critical situations.

8. Energy EfficiencyBy providing a controlled start-up, the PST250-690-70 reduces energy consumption and minimizes peak demand, contributing to overall energy efficiency in industrial settings.

9. Compliance with Industry StandardsDesigned to meet AC3 ratings, the PST250-690-70 ensures compliance with industry standards, providing a safe and reliable solution for motor control applications.

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) 132 kW (500 V) 160 kW (690 V) 220 kW

Rated Operational Current - In-Line Connection (Ie)

250 A

Rated Operational Power - Inside Delta Connection

at 400 V 220 kW at 500 V 295 kW at 690 V 400 kW

Rated Operational Current - Inside Delta Connection

430 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

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 10.2 mm Width and Thickness 20x5 mm

Connecting Capacity Control Circuit

Rigid 1 x 2.5 mmÂ² Rigid 2 x 1.5 mmÂ²

Connecting Capacity Supply Circuit

Rigid 1 x 2.5 mmÂ²

Tightening Torque

Control Circuit 0.5 NÂ·m Main Circuit 28 NÂ·m Supply Circuit 0.5 NÂ·m

Product Main Type

PST250

Ambient Air Temperature

Operation 0 ... +50 Â°C Storage -25 ... +70 Â°C

Object Classification Code

ETIM 7

EC000640 - Soft starter

ETIM 8

EC000640 - Soft starter

ETIM 9

EC000640 - Soft starter

eClass

V11.0 : 27370907

UNSPSC

39121521

Manufacturer ID

1SFA895013R7000