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BR-7M 3+1 7kA Type 1+2 / B+C Surge Protective Device For TT And TNS

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Keterangan

Karakteristik produk:

Spesifikasi BR-7M 150 3+1 BR-7M 275 3+1 BR-7M 320 3+1
Klasifikasi SPD menurut EN61643-11 Tipe 1 + Tipe 2 Tipe 1 + Tipe 2 Tipe 1 + Tipe 2
Klasifikasi SPD menurut IEC61643-11 Kelas I + Kelas II Kelas I + Kelas II Kelas I + Kelas II
Maks. operasi terus menerus a.c. voltase Uc(L-N/N-PE) 150V/255V(50/60Hz) 275V/255V(50/60Hz) 320V/255V(50/60Hz)
Arus impuls petir (10/350μs) Iimp(L-N/N-PE) 7kA/12.5kA 7kA/12.5kA 7kA/12.5kA
Arus pelepasan nominal (8/20μs) In(L-N/N-PE) 20kA/50kA 20kA/50kA 20kA/50kA
Maks. arus pelepasan (8/20μs) Imax(L-N/N-PE) 50kA/100kA 50kA/100kA 50kA/100kA
Energi spesifik W/R(L-N/N-PE) 12.25kJ/Ω, 39kJ/Ω 12.25kJ/Ω, 39kJ/Ω 12.25kJ/Ω, 39kJ/Ω
Tingkat perlindungan tegangan Up(L-N/N-PE) ≤0.8kV/≤1.5kV ≤1.3kV/≤1.5kV ≤1.5kV/≤1.5kV
Peringkat arus hubung singkat a.c. Isccr 25kA rms 25kA rms 25kA rms
Maks. sekering cadangan 125A gG 125A gG 125A gG
Tahan TOV tegangan lebih sementara UT(L-N) 180V/5sec. 335V/5sec. 400V/5sec.
Temporary overvoltage TOV-safe failure UT(L-N) 230V/120 menit. 440V/120 menit. 520V/120min.
Tahan TOV tegangan lebih sementara UT(N-PE) 1200V/200ms 1200V/200ms 1200V/200ms
Waktu respons tA(L-N/N-PE) ≤25ns/≤100ns ≤25ns/≤100ns ≤25ns/≤100ns
Kisaran suhu pengoperasian kamu -40℃-80℃ -40℃-80℃ -40℃-80℃
Status pengoperasian/indikasi kesalahan hijau/merah hijau/merah hijau/merah
Luas penampang (Min.) 4mm² 4mm² 4mm²
Luas penampang (Maks.) 35mm² 35mm² 35mm²
Untuk pemasangan Rel Din 35mm
Bahan penutup Termoplastik UL94-V0
Tingkat perlindungan IP20 IP20 IP20
Kode Pesanan B17324 B17326 B17328
Kode Pesanan (Dengan sinyal jarak jauh) B17325 B17327 B71329

Fitur:

Iimp: 7kA

Visual display.

Precise and easy to install.

It is the combination of Class B (10/350us) and class C (8/20 us ), used at the equipotential connection of LPZ 0 and LPZ 2 zone.

Aplikasi:

It is generally use in electrical industry.

Instalasi:

Wiring according to the mark of surge protector according to the wiring diagram.

When installed according to the installation diagram shows the connection, where l (L1, L2, L3) for the line, n is neutral, PE ground wire, do not mistake. After the installation is complete, check that the protection unit is plugging in place, close the automatic circuit breaker (fuse) switch, check the working status is normal.

Protector in use during the fault display window should periodically verify and view state when red fault display window or remote Terminal outputs alarm signals, the protector fails, should be repaired or replaced in a timely manner.

 

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