Technical Solutions 24 Seven are the UK agents for Elettronica Santerno. Santerno range covers a wide power range and incorporates a number of different starters to suit all of the different applications.
Simple cost effective two phase soft starts with very simple programming to fully featured digital soft starts with a wide range of programming options are available.
We can engineer and programme the soft starts to suit your application.

ASAC1 Grande


SOFT START/STOP static starters for three-phase asynchronous motors up to 110kW
ASAC0 is the right solution to save space and keep costs under control.
ASAC1, besides the features of ASAC0, grant a reliable motor protection and current control.
Range 7.5 kW – 110 kW
Power supply voltage range: 200-440 VAC, 200-575 VAC
Internal Bypass Contactor
Input frequency 50-60 Hz
Technical Specifications
COMMON TECHNICAL FEATURES (ASAC0/ASAC1)
- Compact dimensions
- Internal bypass contactor
- IP20 enclosure (<=ASAC 55)
- 3 adjustments: initial start voltage, start ramp time, soft stop ramp time
- 6 indications: no control power, ready, starter tripped, motor not running, motor running at full speed, motor starting or stopping
- 3 alarms: power circuit, supply frequency, communication failure
- 2 digital inputs: start, stop
- 1 output relay: main contactor relay
- Local reset
- Standard approvals: CE IEC 60947-4-2, UL/CUL UL508, CSA 22.2 No14, C-tick AS/NZS3947-4-2, CISPR-11
ASAC1 ADDITIONAL FEATURES
- 8 adjustments: motor FLC, current ramp, current limit, motor trip class, soft stop time, , excess start time, phase sequence protection, auxiliary relay function
- 6 indications: no control power, ready, starter tripped, motor not running, Motor running at full speed, Motor starting or stopping
- 8 alarms: power circuit, excess start time, motor overload, motor thermistor, phase imbalance, supply frequency, phase sequence, communication failure
- 3 digital input: start, stop, motor thermistor probe
- 2 output relay: Main contactor relay, Programmable relay
Options (ASAC0/ASAC1)
- 24 VAC/VDC control power supply
- Fast fuses
- Remote control panel (RS485 doubler, one 4-20 mA output)
- Control supply transformer for input voltage >400 VCA
- RS 232/485 converter
- Serial communication port with MODBUS RTU DeviceNet, Profibus, ASI protocol

ASA Group


SOFT START/STOP static starters for three-phase asynchronous motors up to 1500kW
Range: 12 A a 2361 A
Power supply voltage range: 200 VAC – 690 VAC
Input frequency: 50-60 Hz
6 wire connection mode
Technical Specifications
- 4 types of motor starting (constant current, current ramp, torque control, kickstart)
- Stopping (soft stop, pump stop, soft braking,)
- 3 wire and 6 wire connection (maximum 440 VAC for 6 wires connection)
- IP54 protection degree (<=ASA 253)
- Thermal motor protection
- PTC motor thermistor input
- Operation with and without by-pass contactor
- Integrated multimeter
- Trip log
- Undercurrent protection (pumps’ anticavitation)
- 5 digital inputs: start, stop, reset, motor thermistor, 1 programmable input
- 4 relay outputs: 1 ramp end, 3 programmable output
- 1 programmable analog; output 4-20mA
- RS485 serial communication with MODBUS RTU protocol
- Standard approvals: CE: IEC 60947-4-2 UL/CUL: UL508, CSA 22.2 No14 C tech: AS/NZS3947-4-2, CISPR-11
- ASA series has been developed to offer soft start solutions for marine industry