Type 2 SPD
Class II indirect surge protection tested with 8/20μs waveform for sub-distribution boards and equipment protection
The Type 2 SPD (Class II Surge Protective Device) is designed for indirect surge protection, tested with the 8/20μs waveform. It is suitable for sub-distribution boards and equipment protection, serving as the second stage of a multi-stage lightning protection scheme.
Product Overview
T2 Varistor SPDCompliant with T2 Classpower Supply Lightning Protection Standard,Installed Between power Supply System and device,Used to Suppress Indirect Lightning Strikes and Internal Grid Overvoltage.Uses High-quality Varistor Components,Features High Current Capacity and Low Residual voltage Output,Fast Response,Effectively Reduces device Damage Risk.
Products Support 2P/4P Multiple Wiring Modes,Built-in Failure Indicator Window,Standard 35mm DIN Rail installation,Compact Structure, Small Size,suitable forDistribution CabinetinnerBatch Deployment."S" Type Dry Contact Model Built-in Dry Contact,Can Access Monitoring System for Failure Reporting.
Core Capabilities
- T2 Lightning Protection,nominalDischargeCurrent20kA,maximum40kA.
- voltage Protection Levelas low as1.5kV,Response Time≤50ns.
- 2P/4PMultipleSpecification,compatible275V/385VMultipleUcvoltage.
- with"S"ModelSupportDry Contact Remote Monitoring,Failure Reporting.
Product Features
T2 Lightning Protection
Compliant with T2 Classpower Supply Lightning Protection Standard,dischargesIndirect Lightning Strikes and Internal Grid Overvoltage,Effectively Reduces device Damage Risk.
High Current Capacity
nominalDischargeCurrentreaches20kA(maximum40kA),can withstandhighenergyimpulse,adapts to harsh surgeenvironments.
Low Residual voltage Output
voltage Protection Levelas low as1.5kV,Response Time≤50ns,Rapidly Clamps Overvoltage,Protects Downstream device Safety.
Multi-Specification Adaptation
Provides2P,4PandMultipleUcvoltage(275V/385Vetc.),compatibleAC/DCSystem,to suit variouspower Distributionwirechannelneeds.
Dry Contact Remote Monitoring
"S" Type Dry Contact Model Built-in Dry Contact,Can Access Monitoring System for Failure Reporting,withcombineCentralized Management PlatformEnablesremoteOperations.
Convenient DIN Rail installation
Standard 35mm DIN Rail Mounting,Compact Structure, Small Size,suitable forDistribution CabinetinnerBatch Deployment.
Model Selection Guide
Model Naming Convention
| Model | protectionClass | Max ContinuousRunningvoltageUc | Nominal Discharge Current In | Maximum Discharge Current Imax | Voltage Protection Level Up | Response Time | stage count | dimension(long*wide*highmm) | dry contact | failurelocalView |
|---|---|---|---|---|---|---|---|---|---|---|
| ZL2-V-40/275-2P | T2 | 275V | 20kA | 40kA | 1.5kV | ≤50ns | 2P | 36*83*67 | -- | √ |
| ZLS2-V-40/385-2P | T2 | 385V | 20kA | 40kA | 1.8kV | ≤50ns | 2P | 36*83*67 | √ | √ |
| ZL2-V-40/275-4P | T2 | 275V | 20kA | 40kA | 1.5kV | ≤50ns | 4P | 72*83*67 | -- | √ |
| ZLS2-V-40/385-4P | T2 | 385V | 20kA | 40kA | 1.8kV | ≤50ns | 4P | 72*83*67 | √ | √ |
Technical Specifications
basecopiesParameters
| WorkingVoltage | AC 220V |
| Mounting Method | Standard 35mm DIN Railmount |
| Operating Temperature | -40℃~70℃ |
| WorkingHumidity | 5%~95% |
| Dimensions | 72*83*67mm(4P)/ 36*83*67mm(2P) |
| Housing Material | Thermalplastic flame-retardant materialPBT G20 V0 |
| Protection Class | IP20 |
ElectricalPerformance
| protectionClass | T2 |
| Max ContinuousRunningvoltageUc | 275V/385V AC |
| Nominal Discharge Current In | 20kA |
| Maximum Discharge Current Imax | 40kA |
| Voltage Protection Level Up | 1.5kV/1.8kV |
| Response Time | ≤50ns |
installation Instructions
InstallationDimensionsImage
