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.
