Functions:

• Overvoltage protection
• Undervoltage protection
• Voltage display (individual measurement of ABC phases)
• Three-phase unbalance protection
• Phase sequence protection (protection against phase reversal)
• Line disconnection protection
• Error protection
• Adjustable overvoltage protection setpoint
• Adjustable overvoltage reset point
• Adjustable overvoltage protection response time
• Adjustable undervoltage protection setpoint
• Adjustable undervoltage reset point
• Adjustable undervoltage protection response time
• Adjustable three-phase unbalance protection setpoint
• Adjustable three-phase unbalance protection response time
• Delay time after setting
• Adjustable fault reset time
• Recovery mode selection
• Real data reset

Product parameters:

• Model number: STVP-932
• Power supply: three-phase 4-wire 230V / 400VAC 50 / 60Hz
• Maximum load current: 50A
• Overvoltage protection setpoint range: 221V ~ 300V adjustable (default: 280V)
• Overvoltage reset point range: 220V ~ 299V (default: 250V)
• Overvoltage protection response time: 0.1 ~ 10 seconds (default: 0.2s)
• Undervoltage protection setpoint range: 150V ~ 219V adjustable (default: 160V)
• Undervoltage reset point range: 151V ~ 220V (default: 180V)
• Undervoltage protection response time: 0.1 ~ 10 seconds (default: 0.2s)
• Three-phase unbalance protection setpoint: 10% ~ 50% ~ OFF (default: 20%)
• Three-phase unbalance protection response time: 0.1 ~ 10 seconds (default: 1s)
• Activation delay time: 2-255 seconds (default: 2s)
• Recovery delay time: 2 ~ 600 seconds (default: 60s)
• Display type: LCD
• Dimensions: 72 * 65 * 80 mm
• Installation: Mounting on 35 mm DIN rail