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Surge Protective Device (SPD)

Surge Protective Device

Model / Order code: VL-SPD-01
AC 230/400V | 50/60Hz
  • Built-in, non-replaceable disconnector isolates the device automatically on overcurrent, overvoltage or internal failure
  • Visual status window changes from green to red to signal device failure and the need for replacement
  • Nominal discharge current up to 20kA and maximum discharge current up to 40kA (8/20µs)
  • Response time under 25ns for fast clamping of transient overvoltage
  • Operates across -40°C to +85°C
Certified & standards-tested
CE / CB / ISO 9001
Quote within 24 h
Fast technical response
Samples available
Trial order before scale-up
Factory-direct supply
OEM / ODM & private label

VL-SPD-01 — Class C Surge Protective Device, AC 230/400V

The VL-SPD-01 series provides reliable lightning and overvoltage protection for AC 50/60Hz, 230/400V electrical systems.

Featuring a built-in, non-replaceable disconnector, the device automatically isolates itself from the electrical network in the event of overcurrent, overvoltage, or internal failure.

The status indication window clearly changes from green to red, signaling device failure and the need for replacement.

Key Features

  • Built-in, non-replaceable disconnector isolates the device automatically on overcurrent, overvoltage or internal failure
  • Visual status window changes from green to red to signal device failure and the need for replacement
  • Nominal discharge current up to 20kA and maximum discharge current up to 40kA (8/20µs)
  • Response time under 25ns for fast clamping of transient overvoltage
  • Operates across -40°C to +85°C

Technical Specifications

Parameter110V220V380VN-PE 220VN-PE 380V
Rated working voltage110V220V380V220V380V
Max continuous operating voltage Uc140V275V385V440V255V
Voltage protection level Up≤0.8kV≤1.2–2.2kV≤1.5–1.8kV≤2.0kV≤1.0kV
Nominal discharge current In (8/20µs)20kA20 / 15kA20 / 15kA20 / 40 / 60kA
Maximum discharge current Imax (8/20µs)40kA40 / 20kA40 / 20kA
Response time< 25ns< 25ns< 25ns100ns100ns
Cross-section, L/N line10 / 16 mm²10 mm²
Cross-section, PE line10 / 25 mm²16 mm²
Backup fuse / switch32A25A / 32A
Operating environment-40°C to +85°C, relative humidity ≤95%

Applications

Lightning and overvoltage protection at the main distribution board for AC 230/400V systems, particularly where a visual fail indicator and automatic self-isolation are required for safe end-of-life replacement.

Downloads

Technical documentation for this product (datasheet, type-test report, CAD drawing) is being finalized and will be published here shortly. Need it sooner? Contact us via the Request a Quote form and our team will send it directly.

Packaging & Logistics

Packaging details, minimum order quantity, lead time and HS code for this product are being finalized and will be published here shortly. Need this information sooner? Contact us via the Request a Quote form.

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