ABB PSTX720-690-70 Softstarter (1SFA898218R7000)

The ABB PSTX720-690-70 is a high-performance softstarter engineered for motors up to 1200 kW in inside-delta configuration. Offering 720 A in-line current capacity, this advanced model combines precision motor control with robust protection features, an IP66-rated graphic HMI, and versatile industrial communication protocols.

Ideal for heavy-duty loads such as conveyors, compressors, and pump systems, the PSTX720 ensures reliable, smooth starting and stopping with advanced torque ramping, emergency fire mode, and built-in metering capabilities.

Technical Specifications

Model: PSTX720-690-70 ABB
Rated Operational Current (Ie): 720 A (in-line) / 1247 A (inside delta)
Rated Operational Voltage: 208 … 690 V AC
Control Supply Voltage (Us): 100 … 250 V AC
Control Circuit Voltage (Uc): 24 V DC
Rated Frequency: 50/60 Hz
Operational Power:
– 200 kW @ 230 V (in-line)
– 400 kW @ 400 V (in-line)
– 500 kW @ 500 V (in-line)
– 710 kW @ 690 V (in-line)
– 355 kW @ 230 V (inside delta)
– 710 kW @ 400 V (inside delta)
– 880 kW @ 500 V (inside delta)
– 1200 kW @ 690 V (inside delta)
Ramp Time: 1–120 seconds
Initial Voltage During Start: 10–99%
Current Limit: 1.5–7.5 × Ie
Starting Capacity: 4 × Ie for 10 seconds
Service Factor: 100%

Functionality & Features

Control Modes: Voltage Ramp / Torque Ramp / Dual Current Limit
Built-in Bypass: Yes
Kickstart: Included
Analog Output: 0–10 V, 0–20 mA, 4–20 mA
Relay Outputs: Run, Bypass, Fault, Overload
LED Indicators:
– Green: Ready / Running
– Yellow: Protection
– Red: Fault
Advanced Functions:
– Emergency Mode, Pump Cleaning, Jog
– Standstill Brake, Event Log, Time-to-Cool
– Auto Phase Detection, Auto Restart
– Integrated Electricity Metering
Communication:
– Modbus RTU / TCP, Ethernet-IP, EtherCAT
– Profibus, Profinet, CANopen
– DeviceNet, BACnet-IP, BACnet-MSTP
– ANYBUS Expansion Modules
Display: Full Graphic HMI, Detachable, IP66 / NEMA 4X

Electrical & Installation

Terminal Type: Main Circuit: Bars
Control Circuit Connection: Rigid 1 × 2.5 mm²
Supply Circuit Connection: Rigid 1 × 2.5 mm²
Tightening Torque: 45 N·m
Degree of Protection: IP00 (Main Terminals)

Mechanical & Environmental

Dimensions (W × H × D): 435 × 493 × 369 mm
Net Weight: 46.5 kg
Gross Weight: 58.5 kg
Operating Temperature: -25°C to +60°C
Storage Temperature: -40°C to +70°C

Certifications & Compliance

UL/CSA Horsepower Ratings:
– 250 HP @ 208 V
– 300 HP @ 240 V
– 600 HP @ 480 V
– 700 HP @ 600 V
Max Operating Voltage: 690 V AC
CE Marked: Yes
RoHS: Compliant with EU Directive 2011/65/EU & 2015/863
REACH & TSCA: Compliant
WEEE Category: Category 5 – Small Equipment
DNV Certification: Certified for PSTX30…PSTX1250 Series
Country of Origin: Sweden
Standards: IEC 60529, IEC 60947-1, ETIM EC000640, eClass 27370907

Key Features & Benefits

✅ High-Capacity 720 A Output: Supports motors up to 1200 kW inside delta.

✅ Full Protection Suite: EOL, voltage imbalance, overload, locked rotor.

✅ Built-In Communication: 10+ protocols supported, expandable via ANYBUS.

✅ Thermal Efficiency: Integrated bypass for energy savings.

✅ Heavy-Duty Rated: Suitable for pumps, conveyors, compressors, and fans.

✅ Flexible Control: Jog, ramping, brake, pump cleaning, and auto restart.

✅ Industrial Certifications: CE, UL/CSA, DNV, RoHS, REACH compliant.

📦 Buy ABB PSTX720-690-70 Softstarter at Drive Outlet Megastore

At Drive Outlet Megastore, we offer unbeatable ABB PSTX720-690-70 prices.

Equip your system with industry-leading motor control technology. The PSTX720 delivers performance, protection, and versatility in one compact powerhouse.

Click here to request a quote or place your order.

Supplied with full 2-year warranty and fast UK delivery.