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Surge Devices SY2-C40X Surge Devices Type 2 20kA/40kA 3 Phase SPD with Window Indication
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Surge Devices SY2-C40X Type 2+3 Three Phase SPD with Remote Contact

SKU: SY2-C40X
Delivery usually within 1-3 working days*
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Three-phase Type 2+3 SPD with pluggable modules and remote contact output. Designed for DIN rail mounting in industrial or commercial panels. Provides robust surge protection for TNC-S, TN-S, or TT systems without enclosure or visual indicators.

£141.00 + VAT

(incl. VAT £169.20)

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Category: Tags: 3 Phase SPDs for Distribution Boards and Commercial Use, Commercial Distribution, Industrial Distribution, SPD for TN-S System, SPD for TNC-S System, SPD for TT System Brand:

Description

SY3-C40X Type 2+3 Three Phase SPD with Remote Contact

DIN-Rail Mounted 3-Phase SPD – Type 2+3 Surge Protection with Pluggable Modules and Remote Signal Output

The SY3-C40X is a high-performance Type 2+3 SPD designed for three-phase TNC-S, TN-S, and TT installations. It offers pluggable protection modules and a remote signal contact, making it ideal for integration into industrial switchgear and commercial panels.

Key Features – SY3-C40X SPD

  • Type 2+3 all-mode protection for three-phase systems
  • Three-phase protection: L1, L2, L3, N-PE
  • Pluggable modules for fast and easy servicing
  • DIN rail mount design for internal panels
  • Remote changeover contact for alarm or BMS
  • Fast response: <25ns
  • Let-through voltage: <1.3kV
  • Compliant with BS EN 61643-11

Technical Overview – SY3-C40X SPD

  • Model: SY3-C40X
  • Configuration: 3P+N
  • System Compatibility: TN-S, TNC-S, TT
  • Nominal Discharge: 20kA per path (8/20µs)
  • Voltage Protection Level (Up): <1.3kV
  • Max Operating Voltage (Uc): 275V AC per phase
  • Temporary Overvoltage (TOV): 335V / 5s
  • Response Time: <25ns
  • Remote Signalling: Changeover terminal
  • Recommended Backup MCB: 32A
  • Minimum Cable Size: 6mm²

What’s Included

  • SY3-C40X SPD module (pluggable)
  • Remote alarm output terminal

Why Choose This Product?

The SY3-C40X offers solid Type 2+3 surge protection for 3-phase power systems. With pluggable modules and a remote contact output, it’s a great option for internal panels in commercial or industrial setups where enclosure isn’t needed.

Guarantee & Compliance

  • Made in Europe
  • Conforms to BS EN 61643-11
  • Built for reliability with over 100,000 hours service life

Summary – Type 2+3 Three Phase SPD with Remote Contact

The SY3-C40X is a 3-phase Type 2+3 SPD for internal use, providing remote status output and modular protection. Ideal for TN or TT installations requiring robust surge protection inside control gear or switchboards.

SY3-C40X – DIN Rail SPD Module Only

The SY3-C40X is a compact 3-phase Type 2+3 SPD for use inside panels or switchgear. It includes pluggable modules and a remote signal contact but no LED or enclosure.

Need a weatherproof enclosed version? See SY3-C40X/ENC. Want a ready-to-go kit with breaker? Choose SY3-C40X/ENCM.

Downloads

View Product Data Sheet Surge Devices Brochure

Additional information

Brand

Surge Devices
Product

SPD – Surge Protection
Discharge Capacity

20kA / 40kA
Voltage

400V
Earthing System

TT, TN-S, TN-C-S
No of Poles

4P
Type of SPD

2, 2 & 3
This product will be ordered from one of ours suppliers. The usual dispatch time to you is displayed above. You will receive a notification if there are any delays once your order is placed.
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