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Surge Devices SY12350KA4P/ENCM Surge Devices Type 1+2+3 50kA 3 Phase Lightning and Surge Arrester with Window Indication & 3P 63A MCB in IP65 Polycarbonate Enclosure
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Surge Devices SY12350KA4P/ENCM Type 1+2+3 50kA 3 Phase Lightning and Surge Arrester with MCB in IP65 Enclosure

SKU: SY12350KA4P/ENCM
Delivery usually within 1-3 working days*
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Complete SPD kit for three phase use. Includes 50kA Type 1+2+3 surge arrester, 63A MCB, IP65 enclosure, and visual indicator. Ideal for TN-S, TT, and TNC-S systems. Pluggable and BMS-ready.

£348.00 + VAT

(incl. VAT £417.60)

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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, Type 1 and 2 Combined SPD, Type 1 SPD Brand:

Description

Complete Three Phase SPD Kit with Breaker & Window Indication

Enclosed Surge Protection Kit for Three Phase Systems – Type 1+2+3 3 Phase Lightning and Surge Arrester

The SY12350KA4P/ENCM 3 Phase SPD Kit from Surge Devices is a complete lightning and surge protection kit. It includes a 50kA Type 1+2+3 SPD, a 3P 63A MCB, and comes housed in a tough IP65 polycarbonate enclosure. It protects TN-S, TNC-S, and TT installations from direct lightning and transient surges.

This unit is quick to install and easy to maintain. It has a clear status window, remote signal contacts, and pluggable modules for fast servicing.

Key Features – 3 Phase SPD Kit

  • Type 1+2+3 surge arrester – 50kA rating
  • Pre-fitted 3-pole 63A MCB
  • Clear visual status indicator
  • Remote contacts for alarms or BMS systems
  • Fast response: less than 25ns
  • Low let-through voltage: under 1.3kV
  • Works with TN-S, TNC-S, and TT systems
  • Replaceable modules (pluggable design)
  • DIN rail mounting inside IP65 enclosure
  • Compliant with BS7671, BSEN61643-11, BSEN62305

Technical Overview – 3 Phase SPD Kit

  • Model: SY12350KA4P/ENCM
  • Surge Capacity: 50kA (10/350µs)
  • Nominal Discharge: 20kA (8/20µs)
  • Voltage Protection Level: <1.3kV
  • Max Voltage (Uc): 275V AC
  • TOV: 335V / 5s
  • Response Time: <25ns
  • Backup MCB: 63–160A
  • Cable Size: 25mm²
  • Mounting: DIN rail
  • Enclosure: IP65 polycarbonate

What’s Included

  • SY12350KA4P SPD unit
  • 3P 63A MCB
  • Pre-wired IP65 enclosure
  • Status window and labels
  • Remote output terminals

Why Choose This Product?

This kit makes surge protection simple. It’s enclosed, pre-wired, and includes everything you need. The status window shows when replacement is needed. Pluggable modules and remote contacts save time during checks or servicing.

Use it in control panels, EV supplies, and industrial switchgear.

Guarantee & Compliance

  • Manufactured in Europe
  • Meets BS7671 (18th Edition), BSEN62305, and BSEN61643-11
  • Designed for long life – over 100,000 hours of operation

Summary

The SY12350KA4P/ENCM is a full SPD kit with 63A MCB, pluggable modules, and visual status. It installs fast, protects reliably, and fits most three phase electrical setups.

Complete Enclosure Kit with Circuit Protection

Downloads

View Product Data Sheet Surge Devices Brochure

Additional information

Brand

Surge Devices
Features

With Enclosure
Product

SPD – Surge Protection
Discharge Capacity

20kA / 50kA
Voltage

400V
Earthing System

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

4P
Type of SPD

1, 2 & 3
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