ABB PSTX85-690-70 Softstarter (1SFA898208R7000)

The ABB PSTX85-690-70 is a heavy-duty softstarter engineered for robust motor control in industrial applications. Rated for 85 A, it supports motors up to 75 kW (in-line) or 132 kW (inside delta), offering smooth torque and voltage ramp start/stop with extensive protective features and onboard diagnostics.

Its compact frame includes a detachable IP66-rated graphic display, built-in bypass contactor, and full fieldbus integration—making it ideal for automation systems involving pumps, fans, compressors, and conveyors.

Technical Specifications

Model: PSTX85-690-70 ABB
Rated Operational Current (Ie): 85 A (in-line) / 147 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:
– 22 kW @ 230 V (in-line)
– 45 kW @ 400 V (in-line)
– 55 kW @ 500 V (in-line)
– 75 kW @ 690 V (in-line)
– 40 kW @ 230 V (inside delta)
– 75 kW @ 400 V (inside delta)
– 90 kW @ 500 V (inside delta)
– 132 kW @ 690 V (inside delta)
Ramp Time: 1–120 seconds
Initial Voltage During Start: 10–99%
Starting Capacity: 4 × Ie for 10 seconds
Current Limit: Adjustable 1.5–7.5 × Ie
Service Factor: 100%

Functionality & Features

Control Modes: Voltage Ramp / Torque Ramp / Dual Current Limit
Integrated Bypass: Yes
Kickstart Function: Included
Analog Output: 0–10 V, 0–20 mA, 4–20 mA
Protection Functions:
– Electronic Overload (EOL)
– Locked Rotor / Underload / Overvoltage / Undervoltage
– Earth Fault / Voltage Imbalance / Phase Reversal
– Max Starts/Hour / Short Circuit Warning
Additional Functions:
– Emergency/Fire Mode
– Pump Cleaning / Motor Heating / Dynamic Brake
– Auto Restart / Sequence Start
Relay Outputs: Run, Bypass, Fault, Overload
LED Indicators:
– Green: Ready, Running
– Yellow: Protection
– Red: Fault
Display: Detachable full graphic display (IP66 / NEMA 4X)
Event Logging: Included
Communication:
– Modbus RTU, Modbus TCP
– Ethernet/IP, EtherCAT, Profinet, Profibus
– BACnet-IP, BACnet-MSTP, DeviceNet, CANopen

Electrical & Installation

Terminal Type: Cable Clamp
Main Circuit Connection:
– Hole Ø: 8.5 mm
Control Circuit: Rigid 1 × 2.5 mm²
Supply Circuit: Rigid 1 × 2.5 mm²
Tightening Torque:
– Main Circuit: 8 N·m
Protection Class: IP00 (Main Terminals)

Mechanical & Environmental

Dimensions (W × H × D): 150 × 314 × 198 mm
Net Weight: 4.7 kg
Gross Package Weight: 5.7 kg
Operating Temperature: -25°C to +60°C
Storage Temperature: -40°C to +70°C

Certifications & Compliance

UL/CSA Horsepower Ratings:
– 25 HP @ 208 V
– 30 HP @ 240 V
– 60 HP @ 480 V
– 75 HP @ 600 V
Max Operating Voltage: 690 V AC
CE Marked: Yes
RoHS Compliant: Yes – Directive 2011/65/EU & 2015/863 Amendment
REACH & TSCA: Compliant
WEEE Category: Category 5 – Small Equipment
DNV Certification: DNV Certificate, PSTX30…PSTX1250
Country of Origin: Sweden
Standards: IEC 60529, IEC 60947-1, ETIM EC000640

Key Features & Benefits

✅ Heavy-Duty 85 A Output: Controls motors up to 132 kW (inside delta).

✅ Smooth Soft Start/Stop: Voltage and torque ramp with dual current limit.

✅ Bypass Built-In: Simplifies installation and enhances efficiency.

✅ Protocol Ready: Supports Modbus, Profinet, Ethernet/IP, and more.

✅ Advanced Fault Protection: Includes EOL, THD, voltage imbalance, and rotor lock.

✅ Weatherproof Display: IP66 detachable keypad with intuitive controls.

✅ Industrial Diagnostics: Event log, motor runtime limit, fan alarms.

✅ Compact & Reliable: Only 4.7 kg—ideal for panel installation.

📦 Buy ABB PSTX85-690-70 Softstarter at Drive Outlet Megastore

At Drive Outlet Megastore, we offer unbeatable ABB PSTX85-690-70 prices.

Maximize motor protection and energy efficiency with ABB’s PSTX85—an advanced softstarter built for demanding industrial applications.

Click here to get a quote or order now.

Every unit comes with a full 2-year warranty and fast UK delivery.