SQB1 aR 690V fuse link for semiconductors Blade Contact 80mm
Square body aR fuse links for semiconductors
NEW
Range
| SIZE | Un (V AC) | In (A) | REFERENCE |
| SQB1 | 690V | 80 | 251325 |
| 100 | 251330 | ||
| 125 | 251335 | ||
| 160 | 251340 | ||
| 200 | 251345 | ||
| 250 | 251350 | ||
| 315 | 251355 | ||
| 350 | 251360 | ||
| 400 | 251365 | ||
| 450 | 251370 | ||
| 500 | 251375 | ||
| 550 | 251380 | ||
| 630 | 251385 | ||
| 700 | 251390 | ||
| 800 | 251395 |
Technical data
| Rated voltage | 690V AC |
| Rated current | 80A...800A |
| Rated breaking capacity | 120kA |
| Operating class | aR |
| Minimum breaking current | 3,5·In |
| Rated frequency | 42...62Hz |
| Storage temperature | -40°C ... 90°C |
| Operating temperature * | -40°C ... 80°C |
| * For ambient temperatures higher than 25ºC it is necessary to apply a derating in maximum current. | |
Standards
IEC/EN 60269-1
IEC/EN 60269-4
UL248-1
UL248-13
RoHS Compliant
Dimensions
| A | B | E | F | H | L |
| 58 | 52 | 49 | 87 | 25 | 108 |
Weight 455gr
t-I characteristics
Cut-off characteristics
Power dissipation
| RATED CURRENT (A) |
REFERENCE | POWER DISSIPATION In (W) |
PREARCING I2t (A2s) |
I2t 690V (A2s) |
|---|---|---|---|---|
| 80 | 251325 | 15 | 350 | 2570 |
| 100 | 251330 | 20 | 550 | 4000 |
| 125 | 251335 | 30 | 795 | 5750 |
| 160 | 251340 | 33 | 1400 | 10250 |
| 200 | 251345 | 39 | 2675 | 19450 |
| 250 | 251350 | 43 | 4700 | 31000 |
| 315 | 251355 | 51 | 8350 | 55200 |
| 350 | 251360 | 54 | 12000 | 79500 |
| 400 | 251365 | 56 | 18800 | 124000 |
| 450 | 251370 | 60 | 25600 | 169200 |
| 500 | 251375 | 65 | 28200 | 209000 |
| 550 | 251380 | 71 | 35700 | 264900 |
| 630 | 251385 | 76 | 53400 | 395800 |
| 700 | 251390 | 81 | 76900 | 570000 |
| 800 | 251395 | 90 | 98500 | 812000 |
Compatible
 |
|
| microswitch system for SQUARE BODY aR fuse links |
|
| NEW | |
| REF | 357015 |
| U | 250V |
| In | 4A |
| Kit includes the striker support, two fixing screws and the microswitch ref. 357020 |
Other versions
 |
 |
|
 |
 |
|
|---|---|---|
| U | 690V AC | 690V AC |
| IN | 80A...800A | 80A...800A |
| Breaking capacity | 120kA | 120kA |