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BR-25GS 3P+N Type 1+2 25kA Surge Arrester For TT And TNS

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Descrizione

Caratteristiche del prodotto:

Specifica BR-25GS 150 3P+N BR-25GS 275 3P+N BR-25GS 320 3P+N
SPD classification according to EN61643-11 Type 1 + Type 2 Type 1 + Type 2 Type 1 + Type 2
SPD classification according to IEC61643-11 Class I + Class II Class I + Class II Class I + Class II
Nominal operating a.c. voltage Un 120V/240V(50/60Hz) 230V/400V(50/60Hz) 240V/415V(50/60Hz)
Max. continuous operating a.c. voltage Uc (L-N/N-PE) 150V/255V(50/60Hz) 275V/255V(50/60Hz) 320V/255V(50/60Hz)
Corrente impulsiva di fulmine (10/350μs) Iimp (L-N/N-PE) 25kA/100kA 25kA/100kA 25kA/100kA
Corrente di scarica nominale (8/20μs) In (L-N/N-PE) 25kA/100kA 25kA/100kA 25kA/100kA
Massimo. corrente di scarica (8/20μs) Imax (L-N/N-PE) 100kA/150kA 100kA/150kA 100kA/150kA
Quantity of electric charge (L-N, N-PE) Q (L-N/N-PE) 12.5As/50As 12.5As/50As 12.5As/50As
Specific energy (L-N, N-PE) W/R (L-N/N-PE) 156kJ/Ω, 2500kJ/Ω 156kJ/Ω, 2500kJ/Ω 156kJ/Ω, 2500kJ/Ω
Livello di protezione della tensione Up (L-N/N-PE) ≤1.5kV/≤1.5kV ≤1.5kV/≤1.5kV ≤1.5kV/≤1.5kV
Max. backup fuse 200A gG 200A gG 200A gG
Short-circuit current rating a.c. Isccr 25kA 25kA 25kA
Follow current extinguishing capability a.c. Ifi (L-N/N-PE) 25kA/100A 25kA/100A 25kA/100A
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
Tempo di risposta tA ≤100ns ≤100ns ≤100ns
Leakage current Ipe <0.1mA <0.1mA <0.1mA
Intervallo di temperatura operativa Tu -40℃-85℃ -40℃-85℃ -40℃-85℃
Operating state/fault indication green/red green/red green/red
Area della sezione trasversale (Min.) 4mm² 4mm² 4mm²
Area della sezione trasversale (max.) 35 mm² 35 mm² 35 mm²
Per il montaggio Guida DIN da 35 mm
Materiale della custodia Termoplastico UL94-V0
Grado di protezione IP20 IP20 IP20
Order Code B17058 B17071 B17096
Order Code (With remote signaling) B17059 B17072 B17097
Suffixes: Add Suffix “RS” for dry contact remote signaling version. Example: BR-25GS 275 3P+N RS

Caratteristiche:

Type: T1+T2 Surge protector

Response time: ≤100ns

Labeled connections.

Composite type: 3P+N.

Installation: standard rail 35mm.

Designed to protect low-voltage electrical installations from electrical surges caused by switching action, lightning strikes and electromagnetic pulses.

According to IEC61643-11.

Thermal disconnect device.

Screw terminal connection.

Applicazione:

Protects electrical installations against direct lightning strokes, and discharge the back-current from lightning spreading from the earth conductor to the network conductors.

The device is designed to be used between Zone O and Zone 1 (according to IEC 62305-4 definition of Lightning Protection area).

Can be used to protect three-phase power system.

Matters Need Attention when install SPD:

Determine the discharge current path.

Mark the wires that produce an additional voltage drop on the device terminal.

Mark the PE conductor of each device to avoid unnecessary induction loops.

An equipotential connection is established between the device and SPD.

During installation, connect the device according to the installation diagram, where L is the phase line, N is the neutral line, and PE is the ground line. Do not misconnect the device.

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