WRDZ New Solar Lightning Suppressor Electrical Surge Protective Device

Surge Protective Device:
DC T1T2 B+C Type 600-1200v limp 7kA ln 20/50kA 3P
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WRDZ New Solar Lightning Suppressor Electrical Surge Protective Device
electrical surge protective device
lightning suppressor
solar spd
electrical surge protective device, lightning suppressor, solar spd
  • Pluggable module, easy for installation and maintenance
  • High discharge capacity, quick response
  • Double thermal disconnection devices,
  • provide more reliable protection
  • Multifunctional terminals for connection of conductors and busbars
  • Green window will change when fault occurs,
  • also provide remote alarm terminal
Type WR-T1T2-DC / 3P
Rated voltage (max.continuous a.c.voltage) [ Uc] 800VDC / 1000VDC / 1200VDC
Lightning impulse current (10/350) [ lImp ] 7kA
Nominal discharge current (8/20) [ ln ] 20kA
Maximum discharge current [ Imax ] 50kA
Voltage protection level [ Up ] 4.2kV / 4.5kV / 5.0kV
Follow current extinguishing capability at U [ I ] 32A fuse will not be triggered at 2kA 255V
Response time[tA] ≤100ns
Max.backup fuse(L) 200A gL/gG
Max.backup fuse(L-L') 125A gL/gG
Operating temperature range (parallel wiring) [ Tup ] -40℃...+80℃
Operating temperature range (parallel wiring) [ Tup ] -40℃...+60℃
Cross-sectional area 35mm² solid / 50mm² flexible
Mounting on 35mm DIN rail
Enclosure material Purple (module)/light gray (base) thermoplastic,UL94-V0
Dimension 2 mods
Test standards IEC 61643-1; GB 18802.1; YD/T 1235.1
Certification CE  ROHS  ISO9001  CQC  TUV
Type of remote signalling contact Switching contact
Switching capacity a.c 250V / 0.5A
Switching capacity d.c 250V / 0.1A; 125v/0.2A; 75v/0.5A
Cross-sectional area for remote signalling contact Max. 1.5mm² solid / flexible
Packing uint 1pc(s)
Weight 288g

WRDZ new type surge arrester circuit diagram

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