STE Enhanced Performance Soft Starter

3 Phase, 3 Wire Connection, 48A to 200A
Colour Touch Screen Panel, Special Vector Control
Two Configurable Digital Inputs & Outputs
Various Communication Options Available

 

Total flexibility and performance is achieved with the STE Soft Starter. Designed to drive 3 phase Induction motors the STE comes with advanced functionality including Torque Control, Kick Start function and optional Dynamic Braking. Available in sizes from 48A to 200A and in 3 In, 3.5 In, 4 In and 4.5 In formats. This includes 2 configurable digital inputs and outputs and an internal electronic overload relay.
Modbus RTU and USB device communcations are included on the standard models with the option choices of adding Modbus TCP, Profibus DP, Profinet, Devicenet, Ethercat, Ethernet IP or Powerlink.

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Overview

  • 3 phase, 3 wire
  • Colour touchscreen interface
  • Amp Sizes: 48A, 60A, 75A, 85A, 100A, 140A, 170A, 200A
  • Voltage Supply: 3 x 200V, 3 x 400V, 3 x 575V +/- 10% 
  • 3 or 6 wire connection to reduce the current
  • Special Vector Control
  • Adjustable functions from the front panel
  • Electronic Overload Relay for Normal or Heavy Start
  • Internal or External Bypass contactor
  • Option to work in continous mode using thyristors only (dis-engage Bypass contactor)
  • RS485 Communications (Modbus Protocol) as standard
  • Dynamic Braking (Option)
  • Profibus DP, Ethernet or Can Open Protocols (as Option)
  • Display reads out voltage, current and power and shows alarm messages
  • Complies with CE EMC regulations

Start/Stop

  • Ramp up with voltage
  • Ramp up with current
  • Ramp down
  • Stop by coasting

Control Mode

  • Internal bypass
  • Current limit facility
  • Torque control
  • Constant current control
  • Kick Start: 80% - adjustable msec

Protection

  • Start time out of limit
  • Phase loss
  • Motor overload
  • Phase sequence
  • Unbalanced current
  • Power circuit failure
  • Supply frequency out of limits
  • Instantaneous peak current
  • Bypass overload
  • Over voltage
  • Over current
  • Under current protection (pump)
  • Overload relay and curve selection
  • PTC motor termistor
  • Communication failure

Communication

  • Modbus RTU (standard)
  • USB device (standard)
  • Modbus TCP (option)
  • Profibus DP (option)
  • Profinet (option)
  • Devicenet (option)
  • Ethercat (option)
  • Ethernet IP (option)
  • Powerlink (option)

Environment

  • Protection - IP20
  • Operating temperature: -10 to 60°C max
  • Humidity 5% to 95%
  • Conformal coating (option)

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Technical Information

Soft Starter Selection Sheet

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Installation (Click on images for larger view)

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Documentation

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Videos

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