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BR-50GR 3+1 Type 1 50kA Surge Arrester for TT and TNS

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Beschreibung

Produkteigenschaften:

Spezifikation BR-50GR 150 3+1 BR-50GR 275 3+1 BR-50GR 350 3+1
SPD-Klassifizierung gemäß EN61643-11 Type 1 + Type 2 Type 1 + Type 2 Type 1 + Type 2
SPD-Klassifizierung gemäß IEC61643-11 Class I + Class II Class I + Class II Class I + Class II
Nominal operating voltage Un 120V/240V(50/60Hz) 230V/400V(50/60Hz) 250V/440V(50/60Hz)
Max. Dauerbetrieb mit Wechselstrom Stromspannung Uc (L-N/N-PE) 150V/255V(50/60Hz) 275V/255V(50/60Hz) 350V/255V(50/60Hz)
Lightning impulse current (10/350μs) Iimp (L-N/N-PE) 50kA/100kA 50kA/100kA 50kA/100kA
Nominal discharge current (8/20μs) In (L-N/N-PE) 50kA/100kA 50kA/100kA 50kA/100kA
Max. discharge current (8/20μs) Imax (L-N/N-PE) 160kA/200kA 160kA/200kA 160kA/200kA
Quantity of electric charge (L-N, N-PE) Q 25As, 50As 25As, 50As 25As, 50As
Specific energy (L-N, N-PE) W/R 625kJ/Ω, 2500kJ/Ω 625kJ/Ω, 2500kJ/Ω 625kJ/Ω, 2500kJ/Ω
Spannungsschutzniveau Up (L-N/N-PE) ≤1.5kV/≤1.5kV ≤1.5kV/≤1.5kV ≤1.5kV/≤1.5kV
Short-circuit current rating a.c. Isccr (L-N/N-PE) 25kA rms/100A rms 25kA rms/100A rms 25kA rms/100A rms
Max. backup fuse 350A gG 350A gG 350A gG
Temporary overvoltage TOV-withstand UT (L-N) 230V/120min. 440V/120min. 580V/120min.
Temporary overvoltage TOV-withstand UT (N-PE) 1200V/200ms 1200V/200ms 1200V/200ms
Ansprechzeit tA ≤100ns ≤100ns ≤100ns
Betriebstemperaturbereich Di -40℃-80℃ -40℃-80℃ -40℃-80℃
Operating state/fault indication green/red green/red green/red
Cross-section area (Min.) 4mm² 4mm² 4mm²
Cross-section area (Max.) 35mm² 35mm² 35mm²
Zur Montage 35mm Din rail
Gehäusematerial Thermoplast UL94-V0
Schutzart IP20 IP20 IP20
Bestellcode B17166 B18167 B17192
Order Code (With remote signaling) B17167 B18168 B17193

Merkmale:

Endurable, sustains multiple strikes.

LED status indication.

Protection class: Type 1+2, Class I +Class II.

BR-50GR 3P+N is suitable for TT and TN-S system.

Anwendung:

● Suitable for TT and TN-S system.

● Used in industrial systems and buildings with external lightning protection of Classes I to IV.

● For the protection of low voltage distribution systems against direct lightning strike into the overhead power supply line or external lightning protection system.

● Can be used in standard distributor housing.

● Used to protect all kinds of electrical equipment in the power system from lightning over-voltage, operation over-voltage, power frequency transient over-voltage impact damage to an electrical appliance.

 

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