SAFETEC B(R) 25/xxx TCG 25kA (10/350)

safetec b 25 25
Category IEC/EN/VDE Class I-II / Type 1-2 / B-C
Location of use: Main distribution boards
Network systems: TN-S / TN-C / IT / TT
Protection modes: L/N-PE ; L-PEN
Protective elements: High energy MOV and GDT
Surge discharge rating: Iimp=25kA
Safety: TOV immunity
Leakage current: NO leakage current (TCG)
Housing: Compact design
Complies with: IEC/EN 61643-11 ; UL 1449 3rd Ed.

Specifikacija proizvoda

Tehnical data
Type 150 275 440
Elecrtical characteristics
Max.continuous operating voltage (AC/DC) Uc 150/200V 275/350V 440/580V
Nominal discharge current (8/20) In 25kA
Max.discharg current (8/20) Imax 100kA
Impulse current (10/350) Iimp 25kA
Specific energy W/R 156kJ/Ω
Charge Q 12.5As
Protection level Up <0.85kV <1.3kV <1.9kV
Residual voltage at 5kA (8/20) Ures <0.55kV <0.8kV <1.4kV
Follow current Ifi NO
Response time tA <25ns
Thermal protection YES
Back-up fuse (if mains > 250A) 250AgL
TOV immunity (withstandfor unlimited time up to) UT 300V 700V 900V
Mechanical characteristics
Terminal screw torque max.3.0Nm
Temperature range -40˚C…+ 80˚C
Terminal cross section 35mm² (solid) / 25mm² (stranded)
Mounting 35mm DIN rail – EN60715
Degree of protection IP 20
Housing material thremoplastic; extinguishing degree UL 94 V-0
Indication if disconnector operation red flag
Remote contacts (RC) YES
Contact ratings AC:250V/0.5A;125V/3A
Terminal cross section max. 1.5mm²
Remote terminal torque 0.25Nm
Ordering information
Uc 150 275 440
Ordering code SAFETEC B 25/xxx TCG 540038 540040 540042
Ordering code SAFETEC BR 25/xxx TCG (with remote contacts) 540039 540041 540043