SBO Series 40KA AC DC 2.1KV Surge Protection Device

Brand Name:SONTUOEC ,WZSTEC
Certification:CE
Model Number:ZSLY-D (SBO)
Minimum Order Quantity:500pcs
Delivery Time:15DAYS
Place of Origin:China
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Location: Wenzhou Zhejiang China
Address: No. 3999 LiuJiang Road, Liushi, Yueqing, Wenzhou, Zhejiang, China
Supplier`s last login times: within 26 hours
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Product Description


The surge arrestors ZSLY-D (SBO Model) meet the type 2 requirement class according to IEC 61643-11. These devices protect low-voltage consumer systems from overvoltages of all types and are available in single-pole to four-pole versions. The use of high-performance varistors permits a rapid response time and a low protection level, without any line follow current. If circumstances are uncertain and there is a risk of fire from an overload, the internal cut-off unit disconnects the arrestor from the mains if necessary. In addition, the QR code printed on the arrestor allows disary. In addition, the QR code printed on the arrestor allows direct access to the online installation instructions.

Product details

Model specificationsZSLY-D (SBO Model)
Rated working voltage Uopv(V)220(1N 50HZ) 380(3N 50HZ)
Pole1P,2P,3P,4P
Maximum continuous working voltage UC(VAC/VDC)12-1200VAC; 12-1200VDC
Voltage protection level UP(KV)≤1.0KV(5/10KA); ≤1.5KV(10/20KA);≤2.1KV(20/40KA);
≤2.4KV(30/60);≤2.5KV(40/80KA);≤2.5(60/100KA)
Maximum discharge current(8/20μ)Lmax(KA)10KA;20KA,40KA ; 60KA,80KA,100KA
Nominal discharge current(8/20μ)In(KA)10KA
Response time(ns)<25ns
Protection classIP20
Installation ClassClass II
The front end recommends a series fuse32A( 10-40KA);63A(60-100KA)
Access conductor cross-sectional area(mm²)≥2.5(10-40KA); ≥6(60-100KA)
Grounding line cross-sectional area(mm²)≥4(10-40KA); ≥6(60-100KA)
Failure of instructionsAging does not work.Green is normal,red does not work.
Telephony functionOptional


Imax:10-40KA model ; Imax: 60KA-100KA model(Actually is 60KA) ;


SPD categoryCombined typeCombined typeCombined typeCombined type
Test categoryClass testClass testClass testClass test
Rated voltage Un220V AC 50~60Hz220V AC 50~60Hz220V AC 50~60Hz220V AC 50~60Hz
Maximum continuous operating voltage Uc385V AC 50~60Hz385V AC 50~60Hz385V AC 50~60Hz385V AC 50~60Hz
Nominal discharge current ln(8/20μs)10kA20kA30kA40kA
Maximum discharge current lmax(8/20μs)20kA40kA60kA80kA
Voltage protection level Up(8/20μs)1.45kV1.6kV1.8kV2.2kV
Fuse or circuit breaker / backup protector20A/60kA25A/60kA32A/80kA32A/80kA
Response time tA≤25ns≤25ns≤25ns≤25ns
Size72x90x6972x90x6972x90x6972x90x69
Failure indicationGreen: Normal Red: Failure
Sectional area of wires6~25mm2
Installation method35mm standard rail (EN50022/DIN46277-3)
Working environment temperature-40~85
Sheathing materialPlastic
Protection levelIP20
AuthenticationCQC CE Type test
Remote alarmNormally open / normally closed contact terminal (optional)
Remote signaling interface wiring capabilityMaximum 1.5mm2 single strand/soft wire
China SBO Series 40KA AC DC 2.1KV Surge Protection Device supplier

SBO Series 40KA AC DC 2.1KV Surge Protection Device

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