Yantai Rongfan Electronic Technology Co., Ltd
Yantai Rongfan Electronic Technology Co., Ltd
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RF250 Series
Product Dimensions (mm)
|
PART NO |
A | B | C | D | E |
Fig |
|||||
| Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | ||
| RF250-050 | - | 5.8 | - | 9.9 | - | 5.1 | 5.0 | - | 3.8 | - | F1 |
| RF250-080 | - | 5.8 | - | 9.9 | - | 5.1 | 5.0 | - | 3.8 | - | F1 |
| RF250-110 | - | 6.5 | - | 11.0 | - | 5.1 | 5.0 | - | 3.8 | - | F2 |
| RF250-120 | - | 6.5 | - | 11.0 | - | 5.1 | 5.0 | - | 3.8 | - | F2 |
| RF250-145 | - | 6.5 | - | 11.0 | - | 5.1 | 5.0 | - | 3.8 | - | F2 |
| RF250-180 | - | 10.4 | - | 12.6 | - | 5.1 | 5.0 | - | 3.8 | - | F2 |
| RF250-200 | - | 10.0 | - | 12.5 | - | 5.1 | 5.0 | - | 3.8 | - | F2 |
| RF250-400 | - | 10.2 | - | 13.0 | - | 5.1 | 5.0 | - | 3.8 | - | F3 |
| RF250-600 | - | 11.6 | - | 14.0 | - | 5.1 | 5.0 | - | 3.8 | - | F3 |
| RF250-800 | - | 14.0 | - | 18.5 | - | 5.1 | 5.0 | - | 3.8 | - | F3 |
| RF250-1000 | - | 20.1 | - | 22.6 | - | 10.2 | 5.0 | - | 3.8 | - | F3 |
| RF250-2000 | - | 22.5 | - | 29.0 | - | 10.2 | 5.0 | - | 3.0 | - | F3 |
Electrical Characteristics Determined at 25 ℃
|
PART NO
|
Ih | It | Vmax | I max |
Pd TYP |
Maximum Time to Trip |
Resistance Ω |
|||
| (A) | (A) | (Vdc) | (A) | (W) |
Current (A) |
Time (Sec) |
Rmin
|
Rmax
|
R1max
|
|
| RF250-050 | 0.050 | 0.100 | 250 | 3.0 | 1.0 | 0.25 | 3.00 | 20.0 | 45.0 | 52.0 |
| RF250-080 | 0.080 | 0.160 | 250 | 3.0 | 1.0 | 0.35 | 3.00 | 15.0 | 23.0 | 34.0 |
| RF250-110 | 0.110 | 0.220 | 250 | 3.0 | 1.0 | 0.55 | 1.50 | 6.0 | 13.0 | 16.0 |
| RF250-120 | 0.120 | 0.240 | 250 | 3.0 | 1.0 | 1.00 | 1.50 | 5.0 | 12.0 | 16.0 |
| RF250-145 | 0.145 | 0.290 | 250 | 3.0 | 1.0 | 1.00 | 2.50 | 4.0 | 8.0 | 20.0 |
| RF250-180 | 0.180 | 0.500 | 250 | 3.0 | 1.0 | 1.00 | 12.0 | 3.0 | 7.0 | 10.0 |
| RF250-200 | 0.200 | 0.580 | 250 | 3.0 | 1.0 | 1.00 | 20.0 | 2.0 | 6.0 | 9.0 |
| RF250-400 | 0.400 | 1.100 | 250 | 3.0 | 1.0 | 2.00 | 30.0 | 1.0 | 3.0 | 5.0 |
| RF250-600 | 0.600 | 1.200 | 250 | 10.0 | 1.0 | 3.00 | 31.0 | 0.6 | 2.0 | 3.5 |
| RF250-800 | 0.800 | 1.600 | 250 | 10.0 | 1.0 | 4.00 | 35.0 | 0.4 | 1.2 | 2.0 |
| RF250-1000 | 1.0 | 2.0 | 250 | 10.0 | 1.0 | 5.00 | 40.0 | 0.30 | 0.75 | 1.50 |
| RF250-2000 | 2.0 | 4.0 | 250 | 10.0 | 1.0 | 5.00 | 45.0 | 0.10 | 0.40 | 0.080 |
IH: Hold current: maximum current device will pass without interruption in 20℃ still air unless otherwise specified .
IT: Trip current: minimum current at which the device will be tripping in 20℃ .
IMAX: Maximum current device can withstand without damage at rated voltage.
VMAX: Maximum voltage device can withstand without damage at rated current.
Pd: Typical Power dissipation: Typical amount of dissipated by the device when in state air environment.
RMIN: Minimum resistance of device as 20℃ prior to tripping..
RMAX: Maximum resistance of device at 20℃ prior to tripping..
R1max:The maximum resistance of the device at 20℃ 1 hour after being tripped.
Thermal Derating Chart-IH(A)