The Citel DAC50-31-275 SPD (Surge Protective Device) is designed for robust protection of electrical systems against transient overvoltages. This Type 2 SPD is suitable for use in AC networks and provides reliable defence for three-phase plus neutral (3P+N) configurations. With an operational voltage range of 230/400V, it is ideal for safeguarding residential, commercial, and industrial installations against lightning-induced and switching transients. Its advanced design ensures high surge capacity and excellent performance, ensuring the longevity and safety of your electrical infrastructure.
Features
- Type 2 Protection: Designed for medium-level surge protection, ideal for downstream installations in AC networks.
- Three-Phase Plus Neutral Configuration (3P+N): Provides comprehensive protection for three-phase systems with neutral.
- Voltage Compatibility: Suitable for 230/400V AC systems, making it versatile for various applications.
- High Surge Capacity: Capable of handling significant surge currents to protect against severe transient events.
- Compact Design: Space-saving form factor for easy integration into existing panels and enclosures.
- Visual Indicators: Equipped with status indicators to monitor the operational status and health of the SPD.
- Remote Signalling: Option for remote monitoring and signalling for enhanced maintenance and management.
- Thermal Disconnector: Built-in thermal disconnector to prevent device damage and ensure safe operation.
- DIN Rail Mounting: Easy and secure installation on standard DIN rails for hassle-free setup.
- Standards Compliance: Meets international standards for surge protection, ensuring reliable and consistent performance.
SPD Type:
2
Network:
230/400 V 3-Phase+N
AC System:
TT-TNS
Max. AC Operating Voltage:
275 Vac
Nominal Discharge Current:
20 kA
Max. Discharge Current:
50 kA
Protection Mode(s):
L/N and N/PE
Protection Level L/N:
1.25 kV
Temporary Over Voltage (TOV) Characteristic - 5 Sec.:
335 Vac Withstand
Admissible Short-Circuit Current:
50,000 A