ZL(S)5 Pluggable Multi-Pulse Surge Protective Device
ZL5-V-40kA/275-2P etc.
Built-in multi-pulse protection chip and backup protector in a pluggable module, supporting full-mode protection (L-N, L-PE, N-PE) and remote-signalling dry contacts, for first-stage protection in high-lightning areas and induced/operational overvoltage protection in industrial parks, commercial buildings and public facilities.
ZL(S)5 Pluggable Multi-Pulse Surge Protective Device
ZL5-V-40kA/275-2P etc.
Product Overview
The ZL(S)5 Pluggable Multi-Pulse SPD has a built-in multi-pulse protection chip (10 pulses per group) and backup protector, removing the need for an external fuse/circuit breaker and supporting full-mode protection (L-N, L-PE, N-PE). Its pluggable module structure simplifies maintenance and replacement. It suits first-stage protection in high-lightning areas and induced/operational overvoltage protection in industrial parks, commercial buildings and public facilities.
Core Capabilities
Multi-pulse protection chip, 10 pulses per group with a peak IM of 40kA. Built-in backup protector with full-mode L/N-PE protection. Remote-signalling dry contact, response time ≤25ns.
Data Generated
Product Features
Multi-Pulse Protection Chip
10 pulses per group design with a multi-pulse peak IM of 40kA, suited to repeated lightning strikes.
Built-in Backup Protector
Integrated backup protection removes external fuses/breakers and simplifies cabinet layout.
Full-Mode Protection
Supports L-N, L-PE and N-PE full-mode protection for common wiring systems.
Remote Signalling & Pluggable Maintenance
Provides remote-signalling dry contacts and a pluggable module for easy on-site replacement.
System Topology
Selection Guide
Select by system voltage and wiring; optional SM3P3-1.
Available Models
ZL5-V-40kA/275-2P, ZL5-V-40kA/385-3P, ZL5-V-40kA/385-4P.
| Model | Uc / Wiring |
| ZL5-V-40kA/275-2P | 275V / 2P |
| ZL5-V-40kA/385-3P | 385V / 3P |
| ZL5-V-40kA/385-4P | 385V / 4P |
Technical Parameters
Basic Parameters
Rated voltage 230V/400V; Uc 275V/385V/440V; multi-pulse peak IM 40kA (Pn=10P); Up≤1500V; response ≤25ns; built-in backup Isc 100A±10%, disconnection time 0.9~1.5s; IP20; dimensions 108/162/216×104×75.4mm.
| Rated voltage Un | 230V/400V |
| Max continuous Uc | 275V/385V/440V |
| Multi-pulse IM | 40kA (Pn=10P) |
| Voltage protection level Up | ≤1500V |
| Response time | ≤25ns |
| Backup protection Isc | 100A±10% |
| Disconnection time | 0.9~1.5s |
| Protection/Dimensions | IP20 / 108, 162, 216×104×75.4mm |
Key Points
Definition: The ZL(S)5 Pluggable Multi-Pulse SPD is a FEXLINK multi-pulse SPD for first-stage protection in high-lightning areas. Core capabilities: multi-pulse chip (10 pulses per group), built-in backup protector, full-mode protection, remote-signalling dry contact. Applicable scenarios: first-stage protection in high-lightning areas, industrial parks, commercial buildings, public facilities. Related products: T1-ZL(S)1 SPD, T2-ZL(S)1 SPD, FG Smart Gateway.
FAQ
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Learn MoreZL(S)5 Pluggable Multi-Pulse Surge Protective Device Application Scenarios
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