Surge Devices 10020/2 Type 1+2+3 SPD for TN-S and TNC-S systems

Description

⚡25kA Single Phase Lightning Arrester with Indication

⚡Type 1+2+3 SPD with Visual Window & Remote Monitoring – For TN-S and TNC-S

The Surge Devices 10020/2 is a single-phase Type 1+2+3 SPD for TN-S and TNC-S Systems offering Type 1+2+3 lightning and surge arresting capability. Designed for TNC-S and TN-S installations, this device handles 50kA total discharge, includes window status indication, and supports remote signalling. With a fast response time and low let-through voltage, it ensures protection for residential and light commercial electrical systems.

🔧 Key Features – Single-Phase SPD

• SPD Classification: Type 1+2+3 (Combined arrester)
• Lightning Protection Level:
  • Iimp: 25kA per mode (10/350µs)
  • Itotal: 50kA (combined L/N–PE)
• Nominal Discharge Current (In): 20kA (8/20µs)
• Max Operating Voltage (Uc): 275V AC
• Voltage Protection Level (Up): <1.2kV
• Response Time: <25ns
• Temporary Overvoltage (TOV): 335V / 5 sec
• Status Indication: Visual window for instant SPD condition
• Remote Monitoring: Changeover contact for BMS, alarms, or signals
• Follow Current Suppression: Automatically extinguishes after activation
• Installation Requirements:
  • Backup MCB / Fuse: 63–100A
  • Short Circuit Withstand: 60kArms
  • Cable Size: 25mm² solid copper
• Mounting: 35mm DIN rail
• Enclosure Options: Polycarbonate IP65 or metal (sold separately)
• Compliance:
  • BS EN 62305 (Lightning Protection)
  • BS EN 61643-11 (SPD)
  • BS 7671 (Wiring Regs)
• Service Life: >100,000 hours
• Weight: 560g
• Made in Europe

🏠 Ideal Applications – Type 1+2+3 SPD for TN-S and TNC-S Systems

• Single-phase lightning protection for homes – Safeguards appliances, routers, and EV supply
• Cost-effective SPD for solar PV installs – Perfect for inverter and DB protection
• TNC-S/TN-S small business boards – Protect POS systems, lighting, and networking
• SPD with visual window & BMS contact – For easy visual and remote maintenance
• Standards-compliant domestic installs – Ideal for 18th Edition compliant projects

📝 Summary – Type 1+2+3 SPD for TN-S and TNC-S Systems

The Surge Devices 10020/2 is a compact Type 1+2+3 SPD for single-phase TN-S and TNC-S systems, offering 25kA per mode / 50kA total protection. It includes status indication, remote signalling, and fast reaction time in a DIN-rail format—perfect for domestic and light commercial surge defence.

Need this SPD with an enclosure for external use?

• 👉 10020/2ENC – Same SPD in IP65 Polycarbonate Enclosure
  If you’re installing outdoors or in dusty environments, this version includes the same module inside a robust IP65 enclosure.
• 👉 10020/2ENCM – SPD in IP65 Enclosure with 63A MCB
  Prefer an all-in-one solution? This version includes both the enclosure and a pre-installed 63A MCB for faster installations.