STB Basic Soft Starter

is a low cost Soft Starter, available in 3x FLC (Full Load Current), 3.5x FLC, 4x FLC and 4.5x FLC formats and a range of Amp sizes from 6A to 32A. The STB family has adjustable functions including initial start voltage, start ramp time and soft stop ramp time. With different options and sizes to choose from:

• 3 phase, 3 wire soft starter
• Amp Sizes: 6A, 12A, 22A, 32A
• Voltage Supply: 3 x 200V, 3 x 400V, 3 x 575V +/- 10%
• Adjust the Soft Start features via the front panel
• Voltage Start value fully adjustable
• Kick Start 100 to 300 msec which can be configued by DIP switch
• Optional Isolated Stop Start Command
• Option to work in continous mode using thyristors only (dis-engage Bypass contactor)
• DIN Rail mounting available up to 32A
• LED indication for alarm status
• Complies with CE EMC regulations

Start/Stop

• Ramp up voltage
• Ramp down
• Stop by coasting

Control Mode

• Internal bypass relay
• Kick Start 100, 200 or 300 msec

Protection

• Start time out of limit
• Phase loss
• Power circuit failure
• Supply frequency out of limits
• Overvoltage

Environment

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