3PH DIGITAL VOLTMETER 15-660VAC RELAY

Specifications

• SERIES: DMK series
• DESCRIPTION: 3-phase over/under voltage meter/monitor
• AUXILIARY POWER SUPPLY: 220 - 240 VAC
• INSTANTANEOUS OR PRESET TRIP DELAYS: 0 - 900 second
• 1 changeover relay output: 8A 250 VAC
• MONITORING RANGE: 15 - 660 VAC
• MOUNTING: Modular DIN rail mounting (3 modules - 54 mm wide)

Digital meters(measuring and monitoring instruments)

DMK modular digital monitoring devices

• Auxiliary supply: 220 - 240 VAC
• 1 changeover relay output (8A 250 VAC)
• Instantaneous or preset trip delays (0 - 900sec)
• Modular DIN rail mounting (3 modules - 54 mm wide)
• Memorises minimum and maximum measured values (since last reset)

Voltage monitors (measures and displays single and three phase voltages)

• Overvoltage range: Off / 102 - 120% (delay 0 - 900sec)
• Undervoltage range: Off / 70 - 98% (delay 0 - 900sec)
• Voltage/phase loss or failure: Off / 5 - 85% (delay 0 - 900sec)
• Programmable PT ratio : 1.00 - 500.00 (accuracy: ±0.25% f.s. ±1digit)