Product Overview
LD-MD series DC surge protector yog tsim los txwv tsis pub dhau lub sijhawm dhau los thiab tiv thaiv qis- cov khoom siv hluav taws xob DC los ntawm xob laim-induced surges thiab switching surges. Nws yog tsim rau lub tshuab hluav taws xob photovoltaic, roj teeb lub zog cia khoom, DC lub thawv sib txuas, hluav taws xob daim phiaj hluav taws xob, thiab cov khoom siv hluav taws xob DC.
Cov cuab yeej siv lub zog hluav taws xob- txwv kev tiv thaiv tsim nrog pluggable modules kom yooj yim installation thiab txij nkawm. Lub qhov rais xwm txheej ntsuab hloov xim liab thaum muaj teeb meem tshwm sim, thiab xaiv cov chaw taws teeb teeb liab tuaj yeem siv los xa cov xwm txheej ceeb toom rau cov cuab yeej saib xyuas.
Ntsiab nta
- Tsim los rau DC systems: Haum rau 800VDC, 1000VDC, 1200VDC, thiab 1500VDC kev tiv thaiv.
- Muaj peev xwm tawm tau siab: Nominal paug tam sim no yog 20kA thiab qhov siab tshaj tawm tam sim no yog 40kA.
- Cov lus teb ceev ceev: Lub sij hawm teb tsawg dua los yog sib npaug rau 25ns rau kev ceev ceev overvoltage txwv.
- Pluggable module tsim: Simplifies installation, hloov, thiab txij nkawm nyob rau hauv PV thiab DC faib panels.
- Qhov taw qhia tsis pom kev: Lub qhov rais xwm txheej hloov ntawm ntsuab mus rau liab kom pom qhov teeb meem txhaum cai kom meej.
- Kev xaiv lub tswb nyob deb: Cov kev xaiv hloov chaw hu txhawb cov chaw taws teeb qhia lossis kev sib txuas lus lub tswb.
- Kev tiv thaiv thermal disconnect: Ob chav thermal disconnect qauv pab txhim kho kev nyab xeeb nyob rau hauv cov xwm txheej txawv txav.
- Flexible wiring: Txhawb xaim thiab busbar txuas nrog kev teeb tsa tus neeg xyuas pib txog li 25mm2 khoom lossis 35mm2 hloov tau.
Main Technical Specifications
|
Yam khoom |
Specification |
|
Series |
LD-MD series |
|
Yam khoom |
DC Hom 2 surge protector / voltage limiting SPD |
|
Cov qauv xaiv |
LD-MD(DC) / 2P; LD-MD(DC) / 3P |
|
Qhov siab tshaj plaws kev khiav hauj lwm voltage |
800VDC / 1000VDC / 1200VDC / 1500VDC |
|
SPD qeb |
Voltage limiting yam |
|
Nominal tawm tam sim no, In |
20 kA |
|
Tshaj tawm tam sim no, Imax |
40 kA |
|
Voltage tiv thaiv qib, Up |
3.2 kV / 4.0 kV / 4.4 kV |
|
Teb sijhawm |
<=25ns |
|
Qhov siab tshaj plaws thaub qab fuse |
125A gL/gG |
|
Kev khiav hauj lwm qhov kub thiab txias |
-40℃rau +80 degree |
|
Kev teeb tsa xaim hla- ntu ntu |
1.5-25mm2 khoom neeg xyuas pib / 35mm2 hloov tau tus neeg xyuas pib |
|
Txoj kev teeb tsa |
35 hli DIN rail |
|
Plhaub khoom |
Liab lossis dawb modules nrog tsaus grey puag, cov khoom siv thermoplastic, UL94-V0 |
|
Cov qauv ntsuas |
IEC 61643-1; GB/T18802.31 |
|
Tej thaj chaw deb teeb liab txuas hom |
Hloov cov neeg sib cuag |
|
Tej thaj chaw deb teeb liab terminal conductor |
Max . 1.5mm2 khoom lossis hloov tau tus neeg xyuas pib |
Qauv piav qhia
|
Code Element |
Lub ntsiab lus |
|
LD |
LEIDUN khoom series |
|
MD |
Surge protector ntaus ntawv |
|
Maximum tso tawm tam sim no |
Xaiv raws li qhov yuav tsum tau muaj kev tiv thaiv surge |
|
2P / 3P |
Ncej configuration |
|
R |
Nrog tej thaj chaw deb signaling los yog kev sib txuas lus tej thaj chaw deb tswb |
|
T2 |
Kev tiv thaiv xob laim / Hom 2 chav kawm |
Pom zoo daim ntawv thov
Lub DC surge tiv thaiv chav tsev no tau pom zoo qhov kev tiv thaiv kev tiv thaiv hluav taws xob thiab kev txwv tsis pub dhau ib ntus yog xav tau rau lub zog tauj dua tshiab thiab cov khoom siv hluav taws xob DC.
- Photovoltaic combiner thawv thiab DC faib khoom
- Hnub ci inverter DC input tiv thaiv
- Roj teeb lub zog cia systems
- Tshiab lub zog fais fab chaw nres tsheb thiab cov phiaj xwm pabcuam
- Muaj DC tswj thiab fais fab mov panels
- Sab nraum zoov lossis sab hauv tsev qis- cov khoom siv hluav taws xob nrog cov hluav taws xob nce siab
Installation thiab Maintenance Notes
- Txhim kho cov cuab yeej ntawm tus qauv 35mm DIN rail nyob rau hauv ib qho chaw tsim nyog.
- Xaiv qhov ntsuas hluav taws xob raws li qhov siab tshaj plaws ua haujlwm tsis tu ncua ntawm DC system.
- Siv qhov kev pom zoo backup fuse kev sib koom tes thaum xav tau los ntawm kev tsim qauv.
- Txheeb xyuas qhov taw qhia pom thaum kuaj; hloov lub pluggable module yog tias lub qhov rais txhaum hloov liab.
- Siv cov chaw taws teeb taw qhia cov chaw taws teeb thaum lub phiaj xwm xav tau lub tswb nrov rau kev saib xyuas lossis kev sib txuas lus.
- Kev txhim kho thiab kev saib xyuas yuav tsum tau ua los ntawm cov neeg ua haujlwm hluav taws xob tsim nyog tom qab kev sib cais fais fab.
Qauv Xaiv Cov Lus Cim
Ua ntej kev txiav txim, paub meej tias DC system voltage, ncej configuration, surge tam sim no yuav tsum tau, tej thaj chaw deb tswb yuav tsum, backup tiv thaiv tsim, conductor loj, thiab enclosure installation txoj kev. Rau cov phiaj xwm photovoltaic thiab lub zog khaws cia, xaiv qhov ntsuas qhov ntsuas hluav taws xob nrog cov npoo txaus siab tshaj qhov kev ua haujlwm siab tshaj plaws.
Thov ib daim Quote
Xa peb koj qhov system voltage, PV hlua lossis roj teeb teeb tsa, xav tau tus lej xov tooj, qhov xav tau ntawm lub tswb nrov, thiab qhov project kom muaj nuj nqis. Peb pab neeg tuaj yeem pab ua kom haum rau LD-MD DC surge protector configuration rau txhim khu kev qha surge tiv thaiv thiab muaj kev ruaj ntseg zog rov ua hauj lwm.
Cim npe nrov: t2 dc surge tiv thaiv ntaus ntawv, Tuam Tshoj t2 dc surge tiv thaiv ntaus ntawv manufacturers, lwm tus neeg, Hoobkas