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ZLS2 Type 1 SPD
Class I high-energy surge protective device with ZLS2 series specifications for direct lightning strike protection
The ZLS2 Type 1 SPD is a Class I high-energy surge protective device with ZLS2 series specifications, providing direct lightning strike protection for main distribution boards. It is engineered for high-energy lightning environments requiring robust first-stage protection.
Product Overview
ZL(S)2SPD(T1)acquisitionuseSpark GapTechnology,specifically fordischargeshighenergyDirect Lightningborn for.transcends ordinarythroughVaristorelectricalresistance,can withstandmaximum50kA(10/350us)extremehighImpulse Current(Iimp),ispower incoming ends(LPZ0-1)Protectionideal choice.
After discharge, effectively cuts off power-frequency follow current, fundamentally avoiding thermal runaway and fire risk caused by SPD degradation short-circuit.72mm ultra-compact body integrates T1 class full protection circuit,Compliant with GB 18802.11,IEC 61643-11 Standard.
Core Capabilities
- powerfulDirect Lightningcapacity:energy dissipation capacityandThermalCapacityfar exceeds ordinarythroughVaristorelectricalresistance,can withstandhighreaches50kA(10/350uswaveform)Impulse Current.
- Intrinsically Safe, No Fire Risk:After Discharge, Effectively Cuts Off power-Frequency Follow Current,Avoiddue to SPD degradation short-circuitCaused"Thermal Runaway"andfire.
- modular plug-in design:Moduleandsocketpointsseparation,protectionModulefailureaftercanseparatelyThermalplug-inreplace,noneedstopelectricalordisassemblyWiring.
- High-Performance Density Design:72mm Ultra-Compact BodyinnerIntegratesT1 class full protection circuit,smallwholelarge areaPerformance.
Product Features
Strong Direct Lightning Withstand Capability
energy dissipation capacityandThermalCapacityfar exceeds ordinarythroughVaristorelectricalresistance(MOV),can withstandhighreaches50kA(10/350uswaveform)Impulse Current(Iimp),perfectlymeetsT1 ClassProtectiontodirectlylightning strikepartpointsenergydischargesstrict requirements.
Intrinsically Safe, No Fire Risk
After Discharge, Effectively Cuts Off power-Frequency Follow Current,Fundamentally avoidsdue to SPD degradation short-circuitandcausing thermal runaway and fire risk,Protectpower Distribution SystemsecurityRunning.
Modular Plug-In Design
acquisitionuseModuleandsocketpointsseparationdesign,protectionModulefailureaftercanseparatelyThermalplug-inreplace,noneedstopelectricalordisassemblyWiring,reducingmaintenancecostandTime.
High-Performance Density Design
in ultra-compact72mmwidthinner,IntegratesmeetsT1 Classrequirementsfull protection circuit.275V,2.5kVUpvalue,smallwholelarge areaPerformance,andmicrotypebreakchanneldevicedimensionphaseimitation.
Long Lifespan, Slow degradation
petrochemicalink material resistselectricalarc,anti-impulse,inMultiorderactionafterPerformanceParametersstable,pre-periodasLifespanandReliabilityhighinconventionaldevicepcs,Protectioncostlower.
Fast Response, Low Residual voltage
Response Time≤100ns,can inOvervoltagewaveuprising poleearlyfastspeedaction.voltage Protection Level(Up)as low as2.5kV,asUPS,Server,PLCetc.deviceProvidesFineprotection.
Model Selection Guide
Model Naming Convention
| Model | structure | stage count | Uc | Iimp | Up | Response Time | dimension(long×wide×highmm) | localindicator | dry contact |
|---|---|---|---|---|---|---|---|---|---|
| ZL1-G-12.5/275-4P | Spark Gap | 4P | 275V | 12.5kA | 2.5kV | ≤100ns | 72×83×67 | √ | --- |
| ZLS1-G-15/385-4P | Spark Gap | 4P | 385V | 15kA | 2.5kV | ≤100ns | 72×83×67 | √ | √ |
| ZL1-G-25/320-3+NPE | Spark Gap | 3+NPE | 320V | 25kA | 2.5kV | ≤100ns | 72×90×71 | √ | --- |
| ZLS1-G-25/275-1+NPE | Spark Gap | 1+NPE | 275V | 25kA | 2.5kV | ≤100ns | 36×90×71 | √ | √ |
| ZL1-G-40/385-4P | Spark Gap | 4P | 385V | 40kA | 2.5kV | ≤100ns | 144×91×65 | √ | --- |
| ZL1-G-50/690-3+NPE | Spark Gap | 3+NPE | 690V | 50kA | 2.5kV | ≤100ns | 144×91×65 | √ | --- |
Technical Specifications
basecopiesParameters
| WorkingVoltage | AC 220V |
| Mounting Method | Standard 35mm DIN Railmount |
| Operating Temperature | -40℃~70℃ |
| WorkingHumidity | 5%~95% |
| Housing Material | Thermalplastic flame-retardant materialPBT G20 V0 |
| Protection Class | IP20 |
| executeStandard | GB 18802.11,IEC 61643-11 |
Surge Protection Parameters
| protectionClass | T1 |
| Corestructure | Spark Gap(G) |
| Max ContinuousRunningvoltageUc | 275V/320V/385V/690V/760V AC |
| Max Impulse Current Iimp | 12.5kA/15kA/25kA/40kA/50kA |
| Voltage Protection Level Up | 2.5kV |
| Response Time | ≤100ns |
| 4P Dimensions | 72×83×67 / 144×91×65 mm |
| 3+NPE Dimensions | 72×90×71 / 144×91×65 mm |
| 1+NPE Dimensions | 36×90×71 mm |
installation Instructions
InstallationDimensionsImage
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Interface Description
Power SupplyInterface Definition
| Number | Interface | Definition |
|---|---|---|
| 1 | L1,L2,L3 | three-phaselive wire |
| 2 | N | neutral wire |
| 3 | PE | ground wire |
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