DAC50S-30-760 Type 2 AC surge protector (3P, Imax 50kA, Imax Total 150kA)

Electrical Characteristics

• SPD type: IEC 2
• Network: 400/690 Vac 3-phase
• AC system: TNC-IT
• Max. AC operating voltage Uc: 760 Vac
• Temporary Over Voltage (TOV) Characteristics - 5 sec. Without disconnection UT: 1000 Vac withstand
• Temporary Over Voltage (TOV) Characteristics - 120 mn Without disconnection or with safety disconnection UT: 1325 Vac disconnection
• Residual Current Leakage current to Ground Ipe: < 1 mA
• Follow current If: None
• Nominal discharge current 15 x 8/20 μs impulses In: 20 kA
• Max. discharge current max. withstand @ 8/20 μs by pole Imax: 50 kA
• Total Maximum discharge current max. total withstand @ 8/20 μs Imax Total: 150 kA
• Protection mode(s): L/PE
• Protection level L/PE @ In (8/20μs) Up L/PE: 2.9 kV
• Residual voltage L/PE at 5 kA @ 5 kA (8/20μs) Up-5kA: 2.6 kV
• Admissible short-circuit current Isccr: 50 000 A

Mechanical Characteristics

• Technology: MOV
• SPD configuration: 3-phase
• Connection to Network By screw terminals: 2.5-25mm²
• Format: Plug-in modular box
• Mounting: Symmetrical rail 35 mm (EN 60715)
• Housing material: Thermoplastic UL94 V-0
• Operating temperature Tu: -40/+85°C
• Protection rating: IP20
• Failsafe mode: Disconnection from AC network
• Disconnection indicator: 1 mechanical indicator by pole - Red/Green
• Spare module(s): MDAC50-760
• Remote signaling of disconnection: Output on changeover contact
• Wiring for remote signaling: 1.5 mm² max.
• Max. Voltage/Current for remote signaling: 250 V / 0.5 A (AC) / 30 V / 3 A (DC)
• Dimensions: See diagram - 3 TE (EN43880)

Disconnectors

• Thermal disconnector: Internal
• Installation ground fault breaker: Type 'S' or delayed
• Back-up protection device: 50 A min. - 125 A max. - Fuses Type gG

Standards

• Standards compliance: IEC 61643-11 / EN 61643-11
• Certification: OVE