TOMZN AC SPD 20ka-40ka Surge Protective Device Lightning Protector

🔹 TOMZN 2P AC SPD (20–40kA) – Technical & Mechanical Details

TOMZN AC Surge Protection Device is designed to protect low-voltage AC systems from lightning surges and transient overvoltage, ensuring safety for household and commercial electrical equipment.

⚙️ Electrical Specifications:

Rated Voltage (Un): 220–240V AC

Max Continuous Operating Voltage (Uc): 275V AC

Nominal Discharge Current (In): 20kA (8/20µs)

Maximum Discharge Current (Imax): 40kA (8/20µs)

Voltage Protection Level (Up): ≤ 1.5kV

Response Time: ≤ 25ns

Number of Poles: 2P (L + N)

Frequency: 50/60Hz

Protection Mode: L–N / L–PE / N–PE

🏗️ Mechanical Specifications:

Mounting Type: 35mm DIN Rail

Enclosure Material: Flame-retardant thermoplastic (UL94-V0)

Protection Class: IP20

Operating Temperature: -40°C to +80°C

Storage Temperature: -40°C to +85°C

Humidity Range: ≤ 95% RH

Status Indicator: Green (Normal) / Red (Fault)

Replaceable Module: Yes (Plug-in type)

Terminal Type: Screw clamp terminals

Wire Capacity: Up to 25mm²

Compact Modular Design

📌 Standards & Certification:

IEC 61643-11 (AC SPD Standard)

CE Certified

🔧 Applications:

Residential electrical panels

Distribution boards (DB)

Offices / shops / commercial buildings

Protection for appliances (TV, inverter, UPS, etc.)

TOMZN 2P AC SPD (20–40kA)

AC line එකට lightning surge සහ voltage spike වලින් ආරක්ෂා කරයි. DIN rail mount, replaceable module, 40kA protection capacity.