SQB1 aR 690V fuse link for semiconductors Flush End Contact M8
SQB1 Square body aR fuse links for semiconductors
NEW
Range
| SIZE | Un (V AC) | In (A) | REFERENCE |
| SQB1 | 690V | 80 | 250325 |
| 100 | 250330 | ||
| 125 | 250335 | ||
| 160 | 250340 | ||
| 200 | 250345 | ||
| 250 | 250350 | ||
| 315 | 250355 | ||
| 350 | 250360 | ||
| 400 | 250365 | ||
| 450 | 250370 | ||
| 500 | 250375 | ||
| 550 | 250380 | ||
| 630 | 250385 | ||
| 700 | 250390 | ||
| 800 | 250395 |
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 |
| Max. altitude * | 2000 m |
| Storage temperature | -40°C ... 90°C |
| Operating temperature ** | -40°C ... 80°C |
| * For altitudes higher than 2000 m it is necessary to apply a derating in maximum current (consult us). ** 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 | C | D | E | F | L | |
| THREAD | DEPTH | ||||||
| 58 | 52 | 19,6 | M8 | 9 | 49 | 87 | 51 |
Weight 410gr
t-I characteristics
Cut-off characteristics
Power dissipation
| RATED CURRENT (A) |
REFERENCE | POWER DISSIPATION In (W) |
PREARCING I2t (A2s) |
I2t 690V (A2s) |
|---|---|---|---|---|
| 80 | 250325 | 15 | 350 | 2570 |
| 100 | 250330 | 20 | 550 | 4000 |
| 125 | 250335 | 30 | 795 | 5750 |
| 160 | 250340 | 33 | 1400 | 10250 |
| 200 | 250345 | 39 | 2675 | 19450 |
| 250 | 250350 | 43 | 4700 | 31000 |
| 315 | 250355 | 51 | 8350 | 55200 |
| 350 | 250360 | 54 | 12000 | 79500 |
| 400 | 250365 | 56 | 18800 | 124000 |
| 450 | 250370 | 60 | 25600 | 169200 |
| 500 | 250375 | 65 | 28200 | 209000 |
| 550 | 250380 | 71 | 35700 | 264900 |
| 630 | 250385 | 76 | 53400 | 395800 |
| 700 | 250390 | 81 | 76900 | 570000 |
| 800 | 250395 | 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 |