MINISTART – Intelligent, flexible and high-performance!
DOLD soft start devices of the MINISTART family ensure that your machines start up gently and smoothly and/or minimise a wide variety of problems such as mechanical wear during the direct start of drives, the tipping or sliding of loads on transport belts, pressure surges in the lines of pump systems and much more. They reduce the wear on and increase the service life of your motors and mechanical drive components.
Softstarter with softstop UG 9019
Product Overview
Advantages
- Simple and time-saving commissioning as well as user-friendly operation through setting via potentiometers
- Hybrid relay combines benefits of relay technology with non-wearing semiconductor technologye
- High availablility by
– Temperature monitoring of semiconductors
– High withstand voltage up to 1500 V
Features
- According to IEC/EN 60947-4-2
- 2-phase softstart and softstop of 3-phase motors up to 4 KW
- 4 potentiometer für setting of starting torque, deceleration torque, softstart /-stop
- 3 LEDs for status indication
- Reset button on front
- Connection facility for external reset button
- Relay indicator output for operation
- Galvanic separation between control circuit and power circuit
- Width 22,5 mm
Datasheet Download
Softstarter IL 9017
Product Overview
Datasheet Download
Product Overview
Features
- According to IEC/EN 60947-4-2
- Increases life of 1-phase squirrel motors and mechanical drives
- For single phase motors up to 1.5 kW
- Adjustable ramp time/deceleration time and starting torque/deceleration torque
- Control input for Start/Stop
- Semiconductors will be bridged after start up
- LED indication
- Width 35 mm
Datasheet Download
Product Overview
Features
- According to IEC/EN 60947-4-2
- Increases life of 1-phase squirrel motors and mechanical drives
- For single phase motors up to 1.5 kW
- Adjustable ramp time and starting torque
- Semiconductors will be bridged after start up
- LED indication
- Devices available in 2 enclosure version:
IL 9017: Depth 61 mm with terminals at the bottom for installations systems and industrial distribution systems according to DIN 43880
SL 9017: Depth 100 mm with terminals at the top for cabinets with mounting plate and cable duct - Width 35 mm
Datasheet Download
Product Overview
Advantages
- Increases the life of squirrel cage motors and mechanical drives
- Easily fitted to existing installations
- No neutral conductor required
- For snapping onto 35 mm standard top-hat rail
- For simple applications, the f/U converter can often be dispensed with
- Semiconductors bridged after softstart
Features
- According to IEC/EN 60947-4-2
- For motors up to 5.5 kW (BA 9010) and to 11 kW (BN 9011)
- 1 phase control
- Adjustable ramp time and starting torque. Can be combined with motor brake units
- LED indication
- BA 9010: Width 45 mm
BN 9011: Width 100 mm
Datasheet Download
Product Overview
Features
- According to IEC/EN 60 947-4-2
- Softstart and softstop function
- 2-phase motor control
- For motors up to 5.5 kW
- Adjustable ramp time, starting torque and deceleration time
- Wide motor voltage range
- Galvanic separation of control input
- Galvanic separation of auxiliary power supply
- Integrated overtemperature monitoring
- Width: 45 mm
Datasheet Download
Product Overview
Features
- According to IEC/EN 60947-4-2
- Softstart and softstop function
- 3-phase motor control
- For motors up to 5.5 kW
- Adjustable ramp time, starting torque and deceleration time
- Wide motor voltage range
- Galvanic separation of control input
- Galvanic separation of auxiliary power supply
- Integrated overtemperature monitoring
- Width 45 mm
Datasheet Download
Product Overview
Advantages
- For soft and shockfree start of your asynchronous motors
- Less wearing and longer life for your motors and components
- Space saving and easy fitting
- Reduce load from supply mains by reducing of starting current
Features
- According to IEC/EN 60947-4-2
- Softstart with softstop
- For motors up to 22 kW
- 2-phase control
- Adjustable start up and deceleration time als well as starting voltage, optionally with kickstart
- Without auxiliary voltage
- W3 connection is possible
- Up to 15 kW: Width 45 mm
Up to 22 kW: Width 52.5 mm
Datasheet Download
Product Overview
Advantages
- Protection of the drive unit
- Integrated bridging contactor (Bypass)
- Easy operation
- Comprehensive diagnostic via LED-flashing codes possible
Features
- According to IEC/EN 60947-4-2
- Softstart with softstop
- For motors from 1.5 kW to 7.5 kW
- 2-phase control
- Adjustable ramp time, starting torque and starting voltage
- Kickstart-(Boost-)function
- DIN-rail mounting
- Width: 45 mm
Datasheet Download
Product Overview
Advantages
- For starting current limitation and soft start of asynchronous motors
- Only one small device 67.5 mm for softstart, motor protection, phase sequence, under- and overvoltage monitoring
- Soft start and minimized staring current
- Extended service life of AC – motors and mechanical drive system
- For motor currents up to 20 A (up to 40 A on request)
- Softstart, softstop 1 … 20 s
- Energy saving by bridging of the semiconductors after softstart
- Symmetrical staring current
Features
- According to IEC/EN 60947-4-2
- Suitable for IE3-motors
- 3-phase controlled with integrated bypass relays
- Phase sequence, under- and overvoltage monitoring
- Blocked motor monitoring in bypass mode
- Integrated motor protection to class 10 acc. to IEC/EN 60947-4-2
- Starting current limitation
- Thyristor monitoring
- Detection of missing load
- Automatic frequency detection of supply voltage
- Temperature monitoring of power semiconductors
- Kickstart function
- Width: 67,5 mm
Datasheet Download
Product Overview
Advantages
- For starting current limitation in heat pumps to provide stable mains conditions
- Only one small device 67.5 mm for softstart, motor protection, voltage- and phase sequence monitoring
- Soft start and minimized staring current
- Extended service life of AC – motors and mechanical drive system
- Motor power up to 18,5 kW
- Short ramp up time
25 A: < 200 ms
36 A: < 300 ms - Energy saving by bridging of the semiconductors after softstart
- Symmetrical staring current
Features
- According to IEC/EN 60947-4-2
- 3-phase controlled with integrated bypass relays
- Phase sequence monitoring
- Undervoltage monitoring
- Overvoltage monitoring
- Blocked motor monitoring in bypass mode
- Integrated motor protection to class 10 acc. to IEC/EN 60947-4-2
- Starting current limitation
- Thyristor monitoring
- Detection of missing load
- Automatic frequency detection of supply voltage
- Temperature monitoring of power semiconductors
Datasheet Download
Product Overview
Advantages
- 3 functions in one unit
- Easy setup
- No EMC-filter necessary
Features
- According to EN 60947-4-2
- For controlling of 3-phase motors up to 750 W
- With 2-phase softstart and softstop
- Temperature monitoring of the motors with PTC or thermal switch
- 3 potentiometer for adjustment of softstart, softstop and starting – deceleration time
- 3 LED-indicators
- Reversing with relays, softstart and softstop with thyristors
- 2 x 24 V-inputs for clockwise rotation, anticlockwise rotation
- Short circuit proof for 24 V monitoring output
- Galvanic separation of control circuit and power circuit
- Width 72 mm
Datasheet Download
Product Overview
Features
- Softstart and softstop function
- 2-phase control
- For motors up to 15 kW at 3 AC 400 V
- Acceleration and deceleration time resp. starting and
switch-off torque are separately adjustable - Wide input voltage range of the power semiconductors
- Galvanic isolation of control input with wide voltage range
up to AC/DC 480 V control input - 3 auxiliary voltages at the device up to AC 230 V
- Integrated overtemperature monitoring
- LED indication
- According to EN 60 947-4-2
- 90 mm width
Datasheet Download
Product Overview
Advantages
- Softstart and brake in one unit
- Easy wiring
- Space saving
Features
- According to IEC/EN 60947-4-2
- 2-phase motor control
- For motors up to 15 kW at 3 AC 400 V
- Separate settings for start and brake time, as well as starting and braking torque
- Galvanic isolation of control input with wide voltage range up to AC/DC 230 V
- No external motor or braking contactor necessary
- 3 auxiliary voltages up to 230 V
- monitors undervoltage and phase sequence
- 2 relay outputs for indication of status and fault
- LED-indication
- As option with voltfree contacts for start and stop
- As option with input to detect motor temperature
- BI 9028 up to 7.5 kW: 67.5 mm width
BI 9028 up to 15 kW: 90 mm width
Datasheet Download
Product Overview
Features
- Softstart and softstop function
- According to IEC/EN 60947-4-2
- 1-phase motor control
- For motors up to 5 kW at AC 230 V
- Separate settings for start and deceleration time, as well as starting and deceleration torque
- Galvanic isolation of control input with wide voltage range up to AC/DC 230 V
- 3 auxiliary voltages up to 230 V
- Phase failure detection
- 2 relay outputs for indication of status and fault
- LED-indication
- 90 mm width
Datasheet Download
Product Overview
Features
- Softstart and softstop function
- 2-phase control
- For motors up to 15 kW at 3 AC 400 V
- Acceleration and deceleration time resp. starting and
switch-off torque are separately adjustable - Wide input voltage range of the power semiconductors
- Galvanic isolation of control input with wide voltage range
up to AC/DC 480 V control input - 3 auxiliary voltages at the device up to AC 230 V
- Integrated overtemperature monitoring
- LED indication
- According to EN 60 947-4-2
- 90 mm width
Datasheet Download
Product Overview
Advantages
- Increases the life of squirrel cage motors and mechanical drives
- Easily fitted to existing installations
- No neutral conductor required
- For snapping onto 35 mm standard top-hat rail
- For simple applications, the f/U converter can often be dispensed with
- Semiconductors bridged after softstart
Features
- According to IEC/EN 60947-4-2
- For motors up to 5.5 kW (BA 9010) and to 11 kW (BN 9011)
- 1 phase control
- Adjustable ramp time and starting torque. Can be combined with motor brake units
- LED indication
- BA 9010: Width 45 mm
BN 9011: Width 100 mm
Datasheet Download
Product Overview
Advantages
- Protection of the drive unit
- Integrated bypass contactor
– Integrated brake contactor - Extensive parameterization and diagnosis via LCD display
- Wear- and maintenance-free
- Function test of the brake circuit after pressing the start button
Features
- According to IEC/EN 60 947-4-2
– Complies with DIN EN 12750 (safety of woodworking machines) - Complies with PLc according to EN 13849-1 and SIL1 according to EN 61508
– Safely monitored start function
– Protection against unintentional start-up
– Control of door interlock
– Standstill detection and monitoring - Suitable for IE3 motors
- CANopen bus connection
- 2-phase motor control
- For motor currents up to 60 A at 3 AC 400 V
- Auxiliary voltage DC 24 V
- 5 signalling relays for status and error messages with LED displays
- With input to detect the motor temperature
- GF 9229 up to 37 A: 103 mm width
- GF 9229 up to 60 A: 205 mm width
Datasheet Download
Product Overview
Features
- According to IEC/EN 60947-4-2
- Increases the life of squirrel cage motors and mechanical drives
- Easily fitted to existing installations
- 2-phase control
- For motors up to 5.5 kW
- Start current limited to 2 to 3 times rated motor current
- Semiconductors are brigded after softstart
- Adjustable ramp time and starting torque
- LED indication
- DIN-rail mounting
- 105 mm width
Datasheet Download
Product Overview
Features
- According to IEC/EN 60947-4-2
- 2-phase motor control
- For motors up to 11 kW at 3 AC 400 V
- Separate settings for start and brake time, as well as
starting and braking torque - No braking contactor necessary
- Function test of brake circuit before softstart
- With automatic standstill detection
- Current monitoring
– to protect the power semiconductors
– for device protection at stalled motor - Maintenance- and wearfree
- Auxiliary DC 24 V
- Monitors undervoltage and phase sequence
- With input to detect motor temperature via PTC (variant /_1_)
- 3 relay outputs for indicaiton of status and fault with LED-indication
- Width: 112.5 mm
Datasheet Download
Product Overview
Features
- According to IEC/EN 60947-4-2
- 2-phase motor control
- For motors up to 15 kW bei 3 AC 400 V
- Separate settings for start and brake time, as well as starting and braking torque
- No braking contactor necessary
- With automatic standstill detection
- Maintenance- and wearfree
- Auxiliary voltages AC 230 V, AC 400 V and DC 24 V
- Monitors undervoltage and phase sequence
- 3 relay outputs for indicaiton of status and fault with LED-indication
- With input to detect motor temperature
- Function test of braking circuit when actuating the On-button
- Monitored braking current
– safe monitored start
– protection against unententional start-up
– safe disconnection of motor contactor after finished braking - BL 9228 up to 7.5 kW: 90 mm width
- BL 9228 up to 15 kW: 112.5 mm width