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The JDTFUSE A250 Series is designed to protectagainst short duration high voltage fault currents (power cross or power induction surge) typically found in telecom applications (250Vrms). The series can be used to help telecom networking equipment meet theprotection requirements specified in ITU K.20 and K.21.
Model | I hold | I trip | Vmax | Vmax | Imax | Pd typ. | Current | Time | Rimin | Rimax | R1max |
(A) | (A) | (Vdc) | (Vrms) | (A) | (W) | (A) | (Sec) | (Ω) | (Ω) | (Ω) | |
A250-030 | 0.03 | 0.06 | 60 | 250 | 3.0 | 1.00 | 0.15 | 0.40 | 40.0 | 120 | 180.0 |
A250-040 | 0.04 | 0.08 | 60 | 250 | 3.0 | 1.00 | 0.20 | 0.45 | 30.0 | 65 | 100 |
A250-050 | 0.05 | 0.10 | 60 | 250 | 3.0 | 1.00 | 0.25 | 0.45 | 24.0 | 60 | 90 |
A250-060 | 0.06 | 0.12 | 60 | 250 | 3.0 | 1.00 | 0.30 | 0.50 | 20.0 | 60 | 90 |
A250-080 | 0.08 | 0.16 | 60 | 250 | 3.0 | 1.00 | 0.40 | 3.00 | 12.0 | 22 | 33 |
A250-090 | 0.09 | 0.18 | 60 | 250 | 3.0 | 1.00 | 0.45 | 3.00 | 10.0 | 20 | 31 |
A250-110 | 0.11 | 0.22 | 60 | 250 | 3.0 | 1.00 | 0.50 | 0.75 | 6.00 | 12 | 18 |
A250-120 | 0.12 | 0.24 | 60 | 250 | 3.0 | 1.00 | 0.60 | 0.75 | 6.00 | 12 | 18 |
A250-145 | 0.145 | 0.29 | 60 | 250 | 3.0 | 1.00 | 0.725 | 2.50 | 3.50 | 6.5 | 14 |
A250-180 | 0.18 | 0.36 | 60 | 250 | 10.0 | 1.00 | 0.90 | 15.0 | 0.80 | 4.0 | 6.0 |
A250-200 | 0.20 | 0.40 | 60 | 250 | 10.0 | 1.50 | 1.00 | 15.0 | 1.50 | 6.0 | 9.0 |
A250-300 | 0.30 | 0.60 | 60 | 250 | 10.0 | 1.50 | 1.50 | 1.50 | 1.00 | 5.0 | 9.0 |
A250-400 | 0.40 | 0.80 | 60 | 250 | 10.0 | 2.50 | 2.00 | 10.0 | 0.75 | 3.0 | 6.0 |
| A250-500 | 0.50 | 1.00 | 60 | 250 | 10.0 | 2.50 | 2.50 | 1.50 | 0.50 | 2.5 | 5.0 |
A250-600 | 0.60 | 1.20 | 60 | 250 | 10.0 | 3.00 | 3.00 | 10.0 | 0.5 | 2.0 | 5.0 |
| A250-800 | 0.80 | 1.60 | 60 | 250 | 10.0 | 3.50 | 4.00 | 8.00 | 0.45 | 1.0 | 3.0 |
A250-1000 | 1.00 | 2.00 | 60 | 250 | 10.0 | 4.00 | 5.00 | 10.0 | 0.28 | 0.8 | 2.5 |
Model | A | B | C | D | E | FIG |
Max. | Max. | Typ. | Min. | Max. | ||
A250-030 | 7.4 | 12.7 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-040 | 7.4 | 12.7 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-050 | 7.4 | 12.7 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-060 | 7.4 | 12.7 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-080 | 7.4 | 12.7 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-090 | 7.4 | 12.7 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-110 | 7.0 | 12.6 | 5.1±0.5 | 7.6 | 4.5 | 2 |
A250-120 | 7.0 | 12.6 | 5.1±0.5 | 7.6 | 4.5 | 2 |
A250-145 | 7.0 | 12.6 | 5.1±0.5 | 7.6 | 4.5 | 2 |
A250-180 | 9.0 | 11.0 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-200 | 12 | 17.0 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-300 | 12 | 17.0 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-400 | 12 | 17.0 | 5.1±0.5 | 7.6 | 4.5 | 1 |
A250-500 | 16 | 18.0 | 5.1±0.5 | 7.6 | 4.5 | 3 |
A250-600 | 16 | 18.0 | 5.1±0.5 | 7.6 | 4.5 | 3 |
A250-800 | 20 | 22.0 | 5.1±0.5 | 7.6 | 4.5 | 3 |
A250-1000 | 20 | 22.0 | 5.1±0.5 | 7.6 | 4.5 | 3 |
RoHS