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Soft Starters
Motor protection switches contactors overload relays (PDF datasheet)Product enquiry and further information (Contact us form)
MOTOR CONTROLLER
RANGE OF APPLICATION
Motor drive:
- Packaging industry
- Printing presses
- Valve control in power stations
- Bell controls
In general:
- Compressor systems
- Machine tools
- Conveyor systems
- Looms
- Fans and ventilation systems
- Woodworking machines
SUPPLEMENTAL TECHNICAL DATA
- Soft starter, three controlled phases
- Soft starter, two controlled phases
- Soft starters with break system
- Initial torque limiting system, 1 or 3 controlled phases
Benefits:
- Easy, rapid mounting
- Immediately ready for use
- Very easy to adjust
- Contact-protected
- More compact than standard soft starters
- Standardized module widths
APPLICATIONS
- Used to delay the start and stop of 3-phase motors:
- Compressor systems
- Machine tools
- Conveyor systems
- Looms
- Fans and ventilation systems
- Woodworking machines
- Can be used instead of Star/Delta starters
- Packaging industry
- Printing presses
SOFT STARTER UP TO 45 kW/400 VAC
- AC electronic motor controller with soft start and soft stop or with by-pass function (from 30A)
- Rated operating current:
- LAK type up to 25 A AC-3, AC-53a, AC-58a (11 kW 400-480 V AC) or up to 30 A AC 53b (15kW with jumper)
- LAT type up to 86 A *Root 3* switch with 3 controlled phases (see Special Catalogue)
- Rated operating voltage up to 600V AC, 50/60 Hz
- Meets requirements of EN 60947-4-2
- Includes integrated microcomputer for optimal performance
- Start and stop times can be regulated between 0.5 s and 10 s (20 s)
- Initial torque can be adjusted up to 85% of nominal torque, Kick start option available
- LED operating status indicator
- Potential-free control inputs
- Control voltage range 24 V AC/DC to 480 V AC/DC
- Degree of protection IP 20
- Conpact modular structure, 45 mm and 90 mm installation width on DIN rail
SOFT STARTER WITH DYNAMIC BREAK
- Rated operating voltage up to 480 V AC 50/60 Hz
- Rated operating current from 1 A up to 25 A AC-3, AC-53a, AC-58a (15PS, 400-480 V AC)
- Start time can be set between 0.5 to 10 secs.
- Initial torque can be set to between 0% - 85% of nominal torque. Kickstart option available.
- Control voltage range 24 V to 480 V AC/DC
- Braking current adjustable between 0-50 A DC
- Super-rapid brake function with automatic motor magnetic field reduction.
- Slow speed function: The motor operates at only 7.5 to 10% of the nominal speed
- Automatic down-time detection
- Output signal for full control (by-pass) and for the control of a mechanical
MOTOR CONTROLLER
RATED CURRENT
- RATED VOLTAGE
- CONTROL VOLTAGE
- DIM. (WxHxD) mm
- ORDER NO.
3 A
- 208-240 VAC 50/60 Hz
- 24-230 V AC/DC
- 22,5x110x128,1
- LAK32035
3 A
- 400-480 VAC 50/60 Hz
- 24-480 V AC/DC
- 22,5x110x128,1
- LAK34035
15 A
- 208-240 VAC 50/60 Hz
- 24-230 V AC/DC
- 45x110x128,1
- LAK32155
15 A
- 400-480 VAC 50/60 Hz
- 24-480 V AC/DC
- 45x110x128,1
- LAK34155
15 A
- 550-600 VAC 50/60 Hz
- 24-480 V AC/DC
- 45x110x128,1
- LAK36155
25 A
- 208-240 VAC 50/60 Hz
- 24-230 V AC/DC
- 90x110x128,1
- LAK32255
25 A
- 400-480 VAC 50/60 Hz
- 24-480 V AC/DC
- 90x110x128,1
- LAK34255
25 A
- 550-600 VAC 50/60 Hz 24-480 V AC/DC
- 90x110x128,1
- LAK36255
Motor protection switches contactors overload relays (PDF datasheet)Product enquiry and further information (Contact us form)
MOTOR CONTROLLER WITH BY-PASS
WITHOUT BY-PASS
- WITH BY-PASS
- RATED VOLTAGE
- DIM. (WxHxD) mm
- ORDER NO.
25 A AC-53a
- 30 A AC-53b
- 400–480 V
- 90x110x128,1
- LAKB4255
35 A AC-53a
- 50 A AC-53b
- 400–480 V
- 180x145x144,8
- LATB4355
60 A AC-53a
- 86 A AC-53b
- 400–480 V
- 180x145x144,8
- LATD4605
Motor protection switches contactors overload relays (PDF datasheet)Product enquiry and further information (Contact us form)
SOFT STARTER WITH DYNAMIC BREAK
WITHOUT BY-PASS
- WITH BY-PASS
- RATED VOLTAGE
- DIM. (WxHxD) mm
- ORDER NO.
25 A AC-53a
- 30 A AC-53b
- 400–480 V
- 90x110x128,1
- LAB34255
Motor protection switches contactors overload relays (PDF datasheet)Product enquiry and further information (Contact us form)
TORQUE LIMITER
- Unit used to soft start three-phase and single-phase motors with rated operating voltages of 230 to 600 V, 50 or 60 Hz
- Rated operating current up to 25 A AC-3 (11 kW 400 V 3 phases)
- Operating voltage range: 230 to 600 V AC, 50 or 60 Hz
- Adjustable ramp-up time 0.5 s to 5 s
- Initial torque can be set to between 0% - 85% of nominal torque.
- LED operating status indicator
- Degree of protection IP 20
- Conpact modular structure, 45 mm installation width on DIN rail
- Genuine contact-free motor contactor for extremely long service life
- Unlimited number of start/stop operations per hour.
RATED CURRENT
- RATED VOLTAGE
- DIM. (WxHxD) mm
- ORDER NO.
15 A
- 208-480 V AC
- 45x110x128,1
- LAD34150
25 A
- 208-480 V AC
- 45x110x128,1
- LAD34250
25 A
- 550-600 V AC
- 45x110x128,1
- LAD36250
Product enquiry and further information
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