European StandardSizes 000 and 00 Class:aRVoltage ratings:AC 660V AC 1000V Current ratings:16A to 400A Approvals: Standards:DIN 43653IEC 60269-1 and -4 DIN VDE 0636-40 UL 248-13 > Extremely high interrupting rating 100kA ֖ 300kA Voltage ratings AC660V AC1000V Protection of Power Semiconductors according to IEC 60269-1 and -4 Complies with DIN 43653 sizes 000 and 00with or without Topindicator and trip microswitch aR class 16A 400A according to IEC 60269-4 and DIN VDE 0636-40 Fuse-bases and accessories are available www.siba.de URB 1 >

t(s)Ic(kA) I(A) Virtual Pre-arcing Time Cut-off Current Peak I(kA) Arc voltage-Diagram Reduction factor for total I 2 t-value Reduction factor for power loss U L____ V AC K B K W U B____ U B____ I B___ V AC V AC I N RMS Prospective Current Prospective Short Circuit Current

t(s)Ic(kA) I(A) Virtual Pre-arcing Time Cut-off Current Peak I(kA) Arc voltage-Diagram Reduction factor for total I 2 t-value Reduction factor for power loss U L____ V AC K B K W U B____ U B____ I B___ V AC V AC I N RMS Prospective Current Prospective Short Circuit Current

t(s)Ic(kA) I(A) Virtual Pre-arcing Time Cut-off Current Peak I(kA) Arc voltage-Diagram Reduction factor for total I 2 t-value Reduction factor for power loss U L____ V AC K B K W U B____ U B____ I B___ V AC V AC I N RMS Prospective Current Prospective Short Circuit Current

t(s)Ic(kA) Virtual Pre-arcing Time Cut-off Current Peak Prospective Short Circuit Current I(kA) Arc voltage-Diagram Reduction factor for total I 2 t-value Reduction factor for power loss U L____ V AC K B K W U B____ U B____ I B___ V AC V AC I N RMS Prospective Current I(A)

t(s)Ic(kA) Virtual Pre-arcing Time Cut-off Current Peak Prospective Short Circuit Current I(kA) Arc voltage-Diagram Reduction factor for total I 2 t-value Reduction factor for power loss U L____ V AC K B K W U B____ U B____ I B___ V AC V AC I N RMS Prospective Current I(A)

Notes > SICHERUNGEN/FUSES URB 18 www.siba.de >